Any building with a permanent foundation and which requires the issuance of a building permit, other than the principal building or use, that is secondary and incidental to, subordinate in area, extent or purpose to the principal building or use served or required for the principal building or use of the premises and is located on the same zoning lot as the principal building or principal use. Accessory buildings shall include but are not limited to detached garages, coach houses, storage sheds, and pool houses.

A smaller, independent residential dwelling unit located on the same lot as a stand-alone single-family detached home.

A small, independent residential dwelling unit located on the same lot as a principal dwelling unit. An attached accessory dwelling unit shall be attached to the principal building, a point on the walls, foundation, roof, or to a deck, while a detached accessory dwelling unit shall be a standalone accessory structure not be attached to the principal building at any point.

A small, independent residential dwelling unit located on the same lot as a principal dwelling unit and constructed as a partitioned area within the principal building.

A retail use subordinate to, and serving, the principal use or structure on the same lot and customarily incidental thereto.

Any structure without a permanent foundation and which may require the issuance of a building permit, that is secondary and incidental to, subordinate in area, extent or purpose to the principal building or use served or required for the principal building or use of the premises and is located on the same zoning lot as the principal building or principal use. Accessory structures shall include but are not limited to decks (with or without a roof), unconditioned three-seasons room or screened porches/patios, pergolas, gazebos, swimming pools and hot tubs (and associated equipment), permanent BBQ equipment, patios, awnings, balconies, children's playground equipment, greenhouses.

A building containing medical services for acute patient needs or containing an association or group of physicians, dentists, clinical psychologists, or similar professional health care practitioners, including assistants. The clinic may include a pharmacy, dental and mental laboratories, and/or x-ray facilities, but shall not include inpatient or overnight care.

An establishment having as a significant or substantial portion of its stock in trade items such as cards, games, articles of clothing and novelties which are distinguished or characterized by an emphasis on depicting or describing specified sexual activities or specified anatomical areas.

A public or private establishment which, live or on motion pictures, features:

1.   Topless and/or bottomless dancers, strippers, and/or male or female impersonators;

2.   Entertainers who not infrequently display specified anatomical areas; or

3.   Entertainers who by reason of their appearance or conduct perform in a manner which is designed primarily to appeal to the prurient interest of the patron or entertainers who engage in, or engage in explicit simulation of, specified sexual activities.

Day care centers that provide for the care of adults for a period of less than 24 hours, but not overnight, where services are designed to meet the needs of adults through individual plans of care. Each facility shall, at a minimum, meet the standards and guidelines for adult day care services as provided by the National Adult Day Services Association, a unit of the National Council on the Aging, Inc.

Any commercial use of property of which a significant or substantial portion involves an activity distinguished or characterized by its emphasis on matters depicting, describing or relating to specified sexual activities or specified anatomical areas, including, but not limited to, the operation of an adult bookstore and/or video store, adult mini-motion picture theater, adult motion picture theater, adult motion picture arcade, adult motel, adult card, gift or novelty store, or adult entertainment cabaret.

Non-medical cannabis as defined in the Adult-Use Cannabis Act.

The Cannabis Regulation and Tax Act (410 ILCS 705/1 et seq.) and as may, from time-to-time, be amended.

A facility operated by an adult-use cannabis business organization that is licensed by the Illinois Department of Financial and Professional Regulation to acquire cannabis from licensed adult-use cannabis organizations for the purpose of selling or dispensing cannabis, cannabis-infused products, cannabis seeds, paraphernalia or related supplies to purchasers or to qualified registered medical cannabis patients and caregivers, per the Adult-Use Cannabis Act.

The retail sale of beer, wine, or other alcoholic beverages for off-premise consumption.

A dedicated minor public right-of-way affording a secondary means of access to abutting property and not intended for general traffic circulation.

A change in size, shape, character or use of a building or structure, or a change or rearrangement in the structural, mechanical, electrical, plumbing or egress systems of a building or structure.

An establishment for the care, observation, and treatment of small animals, including domestic pets undergoing veterinary treatment.

Any structure or device used for the purpose of collecting or radiating electromagnetic waves, including but not limited to directional antennas, such as panels, microwave dishes, and satellite dishes, and omnidirectional antennas, such as whip antennas, which are located on the exterior of, or outside of, any building, or structure. A single, radiating antenna platform, which includes one or more antennas, shall be regulated as a single antenna.

Small-scale businesses that produce artisan goods or specialty foods, primarily for direct sales to consumers, such as artisan leather, glass, wood, paper, ceramic, textile and yarn products, specialty foods and baked goods. This land use includes the design, processing, fabrication, assembly, treatment and packaging of products; as well as the incidental storage, sales and distribution of such products.

Average lot grade shall be measured prior to the commencement of any construction activity, including grading. Average lot grade shall be the average of the grade at each lot corner.

A roof-like cover, temporary in nature, which projects from the wall of a building. (Ord. 23-0-05, 1-23-2023)

A platform, which projects from the exterior wall of a building above the ground floor, exposed to the open air and has direct access to the interior of the building, which is not supported by posts or columns extending to the ground.

A commercial establishment open to the general public which sells and serves alcoholic beverages for consumption on the premises but not produced on the premises and where prepared or packaged foods may be available for consumption on the premises.

A portion of a building located partly underground but having not less than one-half (1/2) its clear floor to ceiling height below the average grade of the adjoining ground.

An owner-occupied single-family detached dwelling where short-term lodging and morning meals are provided for compensation.

That property abutting one side of a street and lying between the two (2) nearest intersecting streets, or between the nearest such street and railroad right-of-way, unsubdivided acreage, river or live stream; or between any of the foregoing and any other barrier to the continuity of development.

An establishment that sells or rents boats and marine equipment and accessories but does not repair or maintain boats.

The practice of physical body adornment, including, but not limited to, the following techniques: body piercing, tattooing, cosmetic tattooing also known as microblading, branding, and scarification. This definition does not include practices that are considered medical procedures by the Illinois State Medical Board, such as implants under the skin, which shall not be performed in a body art establishment. Nor does this definition include piercing of the non-cartilaginous portion or lobe of the ear with pre-sterilized single-use stud-and-clasp ear-piercing systems.

An establishment, whether public or private, temporary or permanent in nature or location, profit or not profit, that conducts any form of body art as defined herein.

An establishment primarily engaged in brewing fermented malt beverages including beer, ale, malt liquors, and nonalcoholic beer (brewery), manufacturing and bottling wine on the premises (winery), or manufacturing, by distillation, intoxicating spirits on the premises (distillery).

A restaurant engaged in brewing fermented malt beverages including beer, ale, malt liquors, and nonalcoholic beer as an accessory use intended for consumption on the premises. Such accessory use may occupy up to thirty percent (30%) of the gross floor area of the restaurant.

The area of a lot or parcel which is not located within any required yard.

Anything constructed for shelter or enclosure of persons, animals or chattels of any kind and which is permanently affixed to the land.

A subordinate building or portion of a principal building, the use of which is incidental to that of the principal building and customary in connection with that use.

A building separated on all sides from the adjacent open space or from other buildings or other structures, by a permanent roof and behind exterior walls or party walls, pierced only by windows and normal entrance or exit doors.

Building height shall be the vertical distance from the average lot grade to the highest point of the building.

A facility primarily oriented to the receiving, holding, shipping, and/or sale of building material, machinery, and equipment for a single business or a single group of businesses. With the exception of loading and parking facilities, such land uses are contained entirely within an enclosed building. Examples of this land use include conventional warehouse facilities, long-term indoor storage facilities, and joint warehouse and storage facilities.

A permit issued by the Village for construction, erection or alteration of a structure or building.

A non-accessory building in which the principal use of the lot on which it is located is conducted.

A building which is arranged, designed, used or intended to be used for residential occupancy.

Any building not designed to be permanently located in the place where it is, or where it is intended to be placed or affixed.

Any occupation, employment or enterprise wherein merchandise is exhibited or sold, or which occupies time, attention, labor and materials, or where services are offered.

When utilized to calculate allowable sign surface area in the following situations:

1.   Freestanding businesses: The lot width, measured in feet, or in the case of a corner lot, the length of the exterior side lot line, measured in feet, but not both.

2.   Shopping centers, outparcels and single-story multi-tenant commercial buildings: The building width or in the case of a multi-tenant building, the unit width, measured in feet, of a building's front or primary facades or portion thereof, in or from which a particular business is conducted, and which is adjacent to a public or private street, customer parking area or site access, not including service drives or areas meant for deliveries or loading/unloading facilities. If a business's primary facade vertically extends behind another building and at least seven feet (7') of the primary facade is visible from a public or private street, customer parking area or site access, not including service drives or areas meant for deliveries or loading/unloading facilities, then that length of facade may also be counted towards business site frontage. (Ord. 23-0-05, 1-23-2023)

The use of a site for automated or manual washing and cleaning of passenger vehicles, recreational vehicles, or other light duty equipment.

The portion of a building located partly or wholly underground and having half or more than half of its clear floor to ceiling height below the average grade of the adjoining ground. In dwellings, it shall not be used as sleeping quarters or for the preparation of food, except in single-family detached residences which meet the emergency egress, ceiling height, light and ventilation requirements of the Building Code.

The specific inspections and tests where required have been performed, and that such tests comply with the applicable requirements of this title.

An establishment that provides to the customer an amount of money that is equal to the face value of the check, warrant, draft, money order or other commercial paper securing the same purpose, or the amount specified in the written authorization for an electronic transfer of money, less any fee charged for the transaction, whereby the check casher refrains from depositing a personal check written by a customer until a specific date. Such establishments may also engage in money transfers, payday advances and issuance of money orders. This use shall not include a state or federally chartered bank, savings association, credit union, industrial loan association, or rental purchase company and shall not include a retail seller engaged primarily in the business of selling consumer goods, including consumables, to retail buyers that cashes checks or issues money orders for a nominal flat fee as a service to its customers incidental to the main use of the establishment.

An institution or place in which are received three (3) or more children, not of common parentage, apart from their parent or guardian, for part or all of a day, but not later than nine o'clock (9:00) P.M. The term "daycare center" includes, but is not limited to, nursery schools, childcare centers, day nurseries, kindergartens and play groups, but does not include bona fide kindergartens or nursery schools operated by public or private elementary or secondary school systems.

A vertical shaft of reinforced concrete, masonry, or other approved material enclosing one or more flues, for the purpose of removing products of combustion from solid, liquid, or gaseous fuel.

A use providing public functions and services including federal, State, and municipal offices, community centers, or other civic institutions located on a property owned by a public entity.

A building or portion thereof, the principal use of which is for offices of physicians or dentists, or both, for the examination and treatment of persons on an outpatient basis.

The lowest temperature at which a combustible liquid under prescribed conditions will give off a flammable vapor which will propagate a flame. The tag closed cup tester shall be authoritative for liquids having a flashpoint below one hundred seventy five degrees Fahrenheit (175°F). The Pensky Martens tester shall be authoritative for liquids having flashpoints between one hundred seventy five degrees Fahrenheit (175°F) and three hundred degrees Fahrenheit (300°F).

An establishment with one or more cremation chambers used only for the reduction of the human body to ashes by heat and where funeral services will not be permitted to be conducted.

The Village Code of the Village of Willowbrook, including all codes, standards, specifications, rules or regulations incorporated therein by reference, together with all appropriate enactment language.

A site occupied with a use where any kind of plant, including flowers, is grown, and several individuals or households cultivate the site. The site may be divided into individual allotments, or gardeners may work together to cultivate the entire property. The land may be publicly or privately owned. The plants are grown for personal use by the gardeners or for donation.

The Comprehensive Plan of the Village of Willowbrook, DuPage County, Illinois.

Guard's trailers, construction equipment sheds, contractors' or real estate sales trailers, and similar uses incidental to a construction project and sales of homes within a newly constructed development.

An enclosed space used for the provision of services, storage, operation and housing of equipment and fabrication of building-related products.

An open unoccupied space, other than a yard, on the same lot with a building or group of buildings, and which is bounded on two (2) or more sides by such building or buildings.

A neutral, non-exclusive, limited shared space defined in a membership-based service arrangement or agreement or subscription wherein a firm has no Tenancy interest, leasehold estate or other real property interest with respect to the accommodation (that is the commercial equivalent of an agreement for accommodation in a hotel or club) on an as-needed basis. The agreement gives the firm a right to share the use of the space and may include an exclusive mailing address and office services. An executive suite/exclusive desk/dedicated desk/secured suite/private office under a coworking space agreement falls under this definition. (Ord. 23-0-05, 1-23-2023)

A unit of measurement of the intensity (loudness) of sound. Sound level meters which are employed to measure the intensity of sound are typically calibrated in decibels.

The numerical value obtained by dividing the total number of dwelling units in a development by the total area of the tract of land upon which the dwelling units are located. Dedicated streets, open spaces and common areas located within the development shall be utilized in the calculation of gross density.

Any manmade change to improved or unimproved real estate, including, but not limited to, construction of or substantial improvements to buildings or other structures, the placement of mobile homes, mining, dredging, filling, grading, paving, excavation or drilling operations.

The amplitude or intensity of an earthborne vibration measured in inches. The displacement or amplitude is one-half (1/2) the total earth movement.

Any place or business operated for the sale and purchase at retail of food and other goods, or the rendering of services for which the facility is designed and equipped so as to allow its patrons to be served or accommodated while remaining in their motor vehicle.

Any impervious surface providing direct ingress to and egress from a parking space.

A building in which the business of dry cleaning, dry dyeing, cleaning, spotting, stain removal and/or pressing of articles and/or goods of fabric is carried on, and in which only non-combustible and nonflammable solvents are, or can be, used which emit no odours or fumes, in which no noise or vibration causes a nuisance or inconvenience within or without the premises, and may include a dry cleaning distribution station.

A building or portion thereof designed or used for residential purposes, including single and multiple family uses, but not including house trailers, mobile homes or lodging rooms in hotels, motels or lodging houses.

A row or structure of up to two (2) attached, single-family, dwellings joined to one another at one (1) or more sides by a party wall or walls. Each dwelling has a dedicated exterior entrance.

A residential building designed and built as a group of individual dwelling units, each for a single-family, but which units may touch each other by virtue of common or party walls and/or floors or ceilings, and which contain two (2) or more dwelling units.

A planned residential development with more than two multifamily dwellings on a lot.

A single residential building with multiple dwelling units stacked vertically and horizontally. The building has a common external entrance and units are accessed through internal entrances.

A dwelling containing one (1) dwelling unit with open space on all sides and not attached to any other dwelling unit or building.

A row or structure of three (3) or more attached, single-family, dwellings joined to one another at one (1) or more sides by a party wall or walls. Each dwelling has a dedicated exterior entrance.

A group of rooms constituting all or part of a dwelling, which are arranged, designed, used or intended for use exclusively as living quarters for one family, and which includes cooking facilities. (Ord. 23-0-05, 1-23-2023)

One or more persons as related to the other by blood, marriage, guardianship or adoption, or a group of not more than three (3) persons not so related, together with his or her domestic servants, maintaining a common household in a dwelling unit, or a group of not more than six (6) handicapped individuals, as defined in title VIII of the United States Civil Rights Act of 1968, as amended, together with their domestic servants and attendants, maintaining a common nonprofit household in a dwelling unit.

An artificially constructed barrier made of manufactured material, including wire, mesh, chainlink, wood and/or wrought iron, but not including any type of masonry materials (except for posts), resting on or partially buried in the ground and rising above ground level, erected for the purpose of providing a boundary or as a means of protection, or to prevent uncontrolled access, or for decorative purposes or to screen from viewers in or on adjoining properties and streets the property or lot upon which the fence is erected.

Establishments whose principal use or purpose is the provision of financial services, including, but not limited to, bank facilities for tellers, automated teller machines, credit unions, savings and loan institutions, and currency exchange establishments. This use shall not include establishments whose primary purpose is to accept applications, originate, underwrite, process or service residential or commercial loans secured by mortgage on real property.

Any device that will or is designed to or may readily be converted to expel a projectile by the action of an explosive, including the frame or receiver of any such weapon, any firearm muffler or firearm silencer, or any destructive device.

A business that derives its principal income from the purchase, sale or trade of firearms, with or without sale of ammunition or firearms accessories; and either physically delivers firearms to purchasers on the premises or conducts firearms sales from the premises for delivery to offsite purchasers; and is required to possess a firearms dealer license under federal law.

A fireproof stairway, ladder, or chute on the outside wall of a building intended to be used to help people escape from the building in case of fire or other calamity.

A general and temporary condition of partial or complete inundation of normally dry land areas from the unusual and rapid accumulation of runoff of surface waters from any source.

The area typically adjacent to and including a body of water where ground surface elevations are at or below a specified flood elevation.

For the purpose of determining floor area ratio, the "floor area" of a building shall be the sum of the gross horizontal areas of the several floors of a building or buildings measured from the exterior face of exterior walls or from the centerline of party walls separating two (2) buildings, without deduction for hallways, stairs, closets, thickness of walls or columns.

The total enclosed floor area of the building(s) and structure(s) on a property including basements, lobbies, common area, storage areas, stairwells, restrooms, elevator shafts, hallways, equipment rooms, interior area devoted to parking, and other similar fully enclosed spaces of the building. Gross floor area does not include non-enclosed areas like plazas, loading docks, covered parking areas, balconies, and similar features.

The primary interior floor area of the building(s) and structure(s) on a property within which the use operates, which excludes basements, lobbies, common area, storage areas, stairwells, restrooms, elevator shafts, hallways, equipment rooms, interior area devoted to parking, and other similar fully enclosed spaces of the building. Net floor area does not include non-enclosed areas like plazas, loading docks, covered parking areas, balconies, and similar features.

The numerical value obtained by dividing the total floor area within a building or buildings by the area of such lot or parcel of land on which the building or buildings are located. The floor area ratio as designated for each district, when multiplied by the lot or parcel area in square feet, shall determine the maximum permissible floor area for the building or buildings on such lot or parcel.

A unit of illumination. Technically, the illumination at all points one foot (1') distant from a uniform point source of one candlepower (1 foot-candle equals 10.76 lux).

A motorized or nonmotorized vehicle or trailer, equipped to cook, prepare, serve, and/or sell food.

Any building or portion thereof or premises used for dispensing or offering for sale at retail any automobile fuels or oils; having pumps and storage tanks; also, where battery, tire and other similar services are rendered, but only if rendered wholly within lot lines. Excluded are open sales lots, parking, storing and sale of automobiles or any other commodity not incidental to fuel sales. (Ord. 23-0-05, 1-23-2023)

An accessory building or an accessory portion of the principal building, including a carport, which is intended for and used to store the private vehicles of the family resident upon the premises, and in which no business, service or industry connected directly or indirectly with automotive vehicles is carried on.

The cultivation of trees, plants, flowers, fruits, seeds, and the like, not including livestock.

The display and sales of products or services related to garden supplies.

An establishment with the primary purpose of which is the sale of goods, products, or materials directly to the consumer. This use shall include, but not be limited to, stores that sell appliances, books, clothing; computers, electronics, eyeglasses, floral arrangements, furniture, groceries or specialty foods, hardware, jewelry, leather goods, medical supplies, office supplies, pets, toys, and video or music sales or rentals. The term "general retail" shall not include restaurants or personal service establishments.

An excavation or fill or any combination thereof and shall include the conditions resulting from any excavation or fill.

Wholesale business whose principal activity is the rowing and selling of plants within an enclosed building.

The lot area covered by a building, whether principal or accessory, measured from the exterior faces of the exterior walls of the building, exclusive of open terraces, porches and decks.

A dwelling unit shared by unrelated persons, who require and receive assistance, care, or supervision by staff, and who reside together in a long-term, family-type environment as a single housekeeping unit. The term "group home" shall not include alcoholism or drug treatment centers or a facility for criminal offenders serving on work release, probationary programs, or other alternatives to incarceration.

Equipment or devices installed for a use appurtenant to the primary use. Such equipment shall include heating and air conditioning equipment, solar collectors, parabolic antennas, disc antenna, radio, or TV receiving or transmitting antennas, and any power-generating devices. (Ord. 23-0-05, 1-23-2023)

A facility, which provides laundry and dry cleaning services for commercial and industrial businesses but does not provide self-service or laundry services for individual needs.

A facility where patrons wash, dry or dry clean clothing or other fabrics in machines operated by the patron. The term "self-service laundry" may include establishments which provide services to wash, dry or dry clean on an individual basis, but specifically excludes commercial laundry services.

Industrial facilities at which all operations (with the exception of loading operations): Are conducted entirely within an enclosed building; not potentially associated with nuisances such as odor, noise, heat, vibration, and radiation which are detectable at the property line; and do not pose a significant safety hazard (such as danger of explosion).

Livestock includes cattle, sheep, horses, goats, chickens, bees, and other domestic animals ordinance raised or used on a farm.

A parcel of land (whether legally so described or subdivided as one (1) or more lots or parts of lots) located within a single block, occupied by, or intended for occupancy by one principal building or principal use, and having its principal frontage upon a street.

The area of a horizontal plane bounded by the vertical planes through front, side and rear lot lines.

A lot or parcel of land abutting upon two (2) or more streets at their intersection, or upon two (2) parts of the same street when the intersection of the right-of-way lines extended form an interior angle of less than one hundred thirty five (135) degrees.

The area of a lot or parcel which is covered by buildings and/or other structures, but excluding any and all streets, drives, parking, walkways and stoops.

The depth of a lot or parcel as measured along a straight line connecting the midpoint of the front lot line to the midpoint of the rear lot line.

The front of a lot shall be that boundary of a lot along a street and for the corner lot, the front shall be the shorter lot boundary along a street.

The property boundary line of a lot, except that where any portion of a lot extends into the abutting private street or drive, the lot line shall be deemed to be the center line of such street or drive.

A lot line which abuts a street and which is not a front lot line or a rear lot line.

A lot line which abuts a street. For landlocked or partially landlocked lots, a lot line which faces the access to the lot.

A lot line which abuts another lot and which is not a front lot line or rear lot line.

A lot line or lot lines most distant from and most nearly parallel to the front lot line. If the rear lot line is less than ten feet (10') in length, or if the lot forms a point at the rear, the rear lot line shall be deemed to be a line ten feet (10') in length within the lot, parallel to and at the maximum distance from, the front lot line.

The width of a lot or parcel measured along a straight line perpendicular to a straight line connecting the midpoint of the front lot line with the midpoint of the rear lot line, such measurement being made to the point that the front to rear line intersects the required front yard setback line. In no case shall the front lot line be less than seventy five percent (75%) of the required lot width in the applicable district. (Ord. 23-0-05, 1-23-2023)

Premises conducting any activity defined as minor motor vehicle service and/or autobody repair.

Any establishment or business wherein massage is practiced.

A parcel of land where secondhand, discarded or scrap materials are bought, sold, exchanged, stored, processed, or handled. Materials include scrap iron, structural steel, rags, rubber tires, discarded goods, equipment, appliances, or machinery. The term "material salvage yard, recycling operations" also includes a site for collection, sorting, storing and processing of paper products, glass, plastics, aluminum or tin cans prior to shipment for remanufacture into new materials.

Uses that include mining, extraction, removal, blasting, stockpiling of sand, gravel, topsoil, limestone, or other aggregates, including the use of equipment for any of the stated uses.

Enclosed storage facilities containing independent, fully enclosed bays that are leased to individuals exclusively for long-term storage of household goods or personal property.

Premises for the supply and dispensing at retail of motor fuels, lubricants, batteries, tires, and motor vehicle accessories, which do not have the potential to generate impacts such as noise, visual impacts, glare, or vibrations that are detectable from off the premises. The following services may be rendered and sales made:

1.   Sales and servicing of spark plugs, batteries, and other motor vehicle related items;

2.   Tire servicing and repair;

3.   Replacement of mufflers and tail pipes, water hoses, fan belts, brake fluid, light bulbs, fuses, floor mats, windshield wipers and wiper blades, grease retainers, wheel bearings, mirrors and the like;

4.   Greasing, lubrication and radiator flushing;

5.   Minor servicing and repair of carburetors, fuel pumps, oil pumps, water pumps and lines and minor motor adjustments not involving removal of the head or crank case or racing the motor;

6.   Emergency wiring repairs;

7.   Adjusting and repairing brakes; and

8.   Painting, welding, or other body work involving noise, glare, fumes, smoke, or other characteristics to an extent greater than normally found in service stations shall not be permitted.

A structure that is transportable in one or more sections, built on a permanent chassis, and designed to be used with or without a permanent foundation when connected to the required utilities. It does not include recreational vehicles or travel trailers.

A building in which lodging is afforded with or without meals to transient guests and which contains a minimum of fifty (50) rooms.

Retail establishments that sell new or used automobiles, truck, vans, recreational vehicles, trailers, boats, or motorcycles or other similar motorized transportation vehicles. An automobile dealership may maintain an inventory of the vehicles for sale or lease on-site. Support uses may also exist upon the same site, such as maintenance, repair, and service areas and indoor parts storage areas.

A group of multiple commercial establishments planned, constructed, and managed as a single site. (Ord. 23-0-05, 1-23-2023)

A prescribed interval of sound frequencies which classifies sound according to its pitch.

The lowest concentration of odorous matter in air that will produce an olfactory response in a human being. Odor thresholds shall be determined in accordance with ASTM Method D1391-57, "Standard Method for Measurement of Odor and Atmospheres (Dilution Method)".

Any material that produces an olfactory response in human beings.

Land unoccupied by structures, buildings, streets, right-of-way, driveway aisles and parking spaces and designed and intended for the use or enjoyment of residents of a planned unit development. Open space may contain structures for recreational use.

Premises wherein individuals or groups of people gather outdoors for an attraction or service used for commercial purposes, such as but not limited to, outdoor recreation establishment, miniature golf courses, and ice rinks.

The permanent display and/or sale of merchandise or equipment outside of an enclosed building by the occupant of the primary building of the lot.

The temporary display and/or sale of merchandise or equipment outside of an enclosed building by the occupant of the primary building of the lot.

Premises wherein individuals or groups of people gather for an attraction or service not used for commercial purposes such as but not limited to, community centers, fraternal or civic organizations.

A dining area of designated size with seats or tables located outdoors of a contiguous restaurant or coffeehouse. This seating may be in addition to the indoor seating area.

Uses primarily oriented to the receiving, holding, and shipping of packaged materials for a single business or a single group of businesses. Such a land use, in which any activity beyond loading and parking is located outdoors, is considered an outdoor storage land use. Examples of this land use include License Class B or greater truck and trailer parking not otherwise allowed in this UDO, contractors' storage yards, equipment yards, lumber yards, coal yards, landscaping materials yard, construction materials yards, and shipping materials yards. Such land uses do not include the storage of inoperative vehicles or equipment, or other materials typically associated with a junkyard or salvage yard. (Ord. 23-0-05, 1-23-2023)

A continuous area or acreage of land which can be described as provided for in the "Plat Act".

A site intended for the parking of trailers, boats, and other vehicles.

A surfaced and permanently maintained area on privately or publicly owned property, either within or outside of a building, of sufficient size to store one standard automobile.

A place, other than grounds of a private dwelling that is provided by the public or members of a community for recreation.

Material which is suspended in or discharged into the atmosphere in finely divided form as a liquid or a solid at atmospheric pressure and temperature.

An establishment primarily engaged in the business of lending money on the deposit or pledge of any article or jewelry or purchasing any article or jewelry with an expressed or implied agreement or understanding to sell it back at a subsequent time at a stipulated price, and which is licensed as a pawnbroker by the State.

A criterion to control noise, odor, smoke, toxic or noxious matter, vibration, fire and explosive hazards, or glare or heat generated by or inherent in uses of land or buildings.

Any person, firm or corporation, public or private, the State of Illinois and its agencies or political subdivision and the United States of America, its agencies and instrumentalities, any agent, servant, officer or employee of any of the foregoing.

An establishment which offers specialized goods and services purchased frequently by the consumer. Included are barbershops, beauty shops, massage facilities, chiropractic clinics, garment repair, laundry cleaning, pressing, dyeing, tailoring, shoe repair, and other similar establishments.

The Plan Commission of the Village of Willowbrook, DuPage County, Illinois.

A tract of land which, at its time of development, is developed under single ownership or unified control, which includes two (2) or more principal buildings or uses, and is processed under the planned development procedure of this title.

A drawing or map made to a measurable scale upon which is presented a description and definition of the way in which the design requirements of the planned development are to be met and intended for recording with the DuPage County Recorder of Deeds.

A map or chart of a subdivision of land.

A map of all or part of a subdivision providing substantial conformance with the requirements of the "Plat Act" and this Code and for recording by the DuPage County Recorder of Deeds.

A map showing all requisite details of a proposed subdivision submitted to an approving authority for purposes of preliminary consideration, prepared in conformance with the "Plat Act" and this Code.

A vessel, container, POD, or unit owned, rented or leased for the temporary storage of commercial, industrial, or residential household goods, that does not contain a foundation or wheels for movement. Examples of this use include POD-type boxes that can be transported on a flatbed or other truck; but do not include prefabricated sheds that are not designed for transport after erection, cargo containers or commercial trailers used by construction or other uses in the regular performance of their business.

The frequency intervals prescribed by the American Standards Association in ASA standard 224 10-1953, "octave band filter set".

A set of octave bands described by the band center frequency and standardized by the American Standards Association in ASA standard S1 6-1960, "preferred frequencies for acoustical measurements".

A lot or parcel of land together with the buildings and structures located thereon.

Business uses, with little direct contact with customers present at the office, which is engaged in the processing, manipulation or application of business information or professional expertise. An office use is not materially involved in fabricating, assembling, or warehousing of physical products for the retail or wholesale market, nor is an office engaged in the repair of products or retail services. This use shall include, but not be limited to, professional offices for nonprofit organizations, accounting; insurance, investment services; computer services, architecture; engineering, legal services, real estate services, and doctors' and dentists' offices, but not medical clinics.

Grading, street surfacing, curbs and gutter, sidewalks, walkways, crosswalks, water mains, fire hydrants and other water system improvements, sanitary sewers, storm sewers, stormwater management structures and lands, culverts, bridges, streetlights, trees and other additions or deletions from the natural state of land which increases its value, utility or habitability.

A building, structure or parcel of land owned by a governmental entity or public utility for the benefit of the public at large. An aboveground service facility shall be deemed a public service.

Any person, firm, corporation, Municipal department, board or commission, duly authorized to furnish, and furnishing under government regulations, to the public: gas, steam, electricity, sewage disposal, communication, telegraph, transportation or water.

A right-of-way dedicated for the purpose of a pedestrian access and located so as to connect two (2) or more streets or a street and a public land parcel. (Ord. 1-23-2023, 1-23-2023)

A sign utilizing a powerful light or lights equipped with a reflector to produce a bright beam or beams of light.

Housing/accommodations, other than a single-family dwelling, and services designed and staffed to provide housing and services along the continuum of an elderly person's needs, such as assistance for bathing, dressing, medication, meal preparation, or other functions. In addition to housing, this type of facility may also provide convenience services, such as meals, housekeeping, transportation, and community facilities, such as central dining rooms and activity rooms.

A for profit facility which provides sleeping accommodations in the form of assisted living units, to persons fifty-five (55) years of age and older. Assistance with daily life activities and supportive and intermittent health related services shall be provided by a full-time on site staff. An assisted living facility is not subject to licensure by the State of Illinois. An assisted living facility has both institutional and residential characteristics. An assisted living facility is not a multiple-family dwelling.

The minimum horizontal distance between a lot line and structures or other uses on a lot as measured perpendicularly from the lot line.

A home occupation of a single-family dwelling unit that is used as a primary residence by owners or renters, or a portion of such a dwelling unit that is rented for less than thirty (30) days at a time to transients and temporary guests.

Any facility that transmits and/or receives signals by electromagnetic or optical means, including antennas, microwave dishes, horns, or similar types of equipment, towers or similar structures supporting such equipment, and equipment buildings.

Any object, device, display or structure or part thereof which is used to advertise, identify, display, direct or attract the attention to an object, person, institution, organization, business, project, service, event or location by any means including words, letters, figures, designs, symbols, fixtures, colors, motion illumination or projected images. The term sign includes, but is not limited to, every projecting sign, wall sign, roof sign, billboard, posterboard, freestanding sign, ground sign, window sign, vehicle sign, awning, canopy, marquee, changeable copy sign, illuminated sign, flashing sign, animated sign, temporary sign, portable sign or any other attention getting device or other display whether affixed to a building or separate from any building.

Any pennant, flag, valance, banner, propeller, spinner, streamer, searchlight, balloon and similar device or ornamentation designed for purposes of promotion or advertising or attracting attention.

Shall include any fixed sign, as well as retractable or removable marquee, canopy and awning, respectively, projected over, suspended above or erected upon any public thoroughfare.

A single or double faced freestanding sign permanently erected on the premises, including changeable copy signs, used for the display of commercial information not associated with the conduct of a business or enterprise located on the same premises of such sign.

A sign with a fixed or changing display/message composed of a series of lights that may be changed through electronic means. A time and/or temperature sign shall not be considered an electronic graphics sign.

A portable sign that is printed on knitted polyester and used for outdoor marketing and advertising purposes.

Any directly or indirectly illuminated sign, either stationary or animated which exhibits changing natural or artificial light or color effects by any means whatsoever.

A sign completely or principally self-supported by a post(s) or other support(s) independent of any building or other structure and anchored in or upon the ground.

A sign, all or any part of the letter or design of which is made of incandescent, neon or other types of lamps; a sign with painted, flush or raised letter lighted by an electric lamp or lamps attached thereto; a sign having a border of incandescent or fluorescent lamps thereto attached and reflecting light thereon; or a translucent sign, whether lighted by electricity or other illuminant.

A sign designed to have changeable copy, either manually or electronically. Marquee signs may be a principal identification sign, a freestanding sign, or a wall sign. Also known as a "readerboard sign."

A freestanding sign supported primarily by an internal structural framework or integrated into landscaping or other solid structural features other than support poles.

A sign which directs attention to or advertises a use, business, commodity, service or activity not conducted, sold or offered upon the premises where the sign is located. This term also includes those signs commonly known as advertising signs, billboards and poster panels.

Any on-premises sign that includes information assisting in the flow of pedestrian or vehicular traffic such as enter, exit, and one-way.

Sign, with or without a logo, made of flexible materials suspended from one or two corners, used in combination with other such signs to create the impression of a line.

A freestanding sign that is affixed, attached, or erected on a pole that is not itself an integral part of or attached to a building or structure.

This term also includes those signs commonly known as sandwich signs. Any sign that is not permanently affixed to a building structure or the ground; a sign designed to be moved from place to place. These signs primarily include, but are not limited to, signs attached to wood or metal frames designed to be self-supporting and movable; paper, cardboard or canvas signs wrapped around supporting poles. Also included are those signs commonly trailer mounted, which are designed to be moved from place to place.

A sign that consists of one or two posts on either side and is used for municipal or commercial purposes.

A sign which projects more than twelve inches (12") from the face of any building or wall which supports said sign. Any sign suspended under a marquee and in a place approximately perpendicular to the wall of the building supporting the marquee shall not be deemed to be a "projecting sign".

A sign erected, constructed or maintained in whole or in part upon or over the roof of a building or structure. Roof signs shall not include those signs maintained upon the lower slope of a mansard roof which do not extend above the uppermost point of the lower slope. Such signs shall be classified as wall signs.

A temporary or movable sign not secured or attached to the ground or surface upon which it is located and constructed in such a manner as to form an "A" or a tentlike shape with each angular face held at an appropriate distance by a supporting member and which may or may not be hinged at the top.

Any sign, banner, pennant, valance or advertising display constructed of cloth, canvas, light fabric, cardboards, wallboard or other materials, with or without frames, for use for a limited period of time.

A sign mounted or attached to and supported by the wall of any part of a building or structure, except the roof, in a plane parallel to that of the supporting wall, consisting of individual or grouped letters and/or symbols. A wall sign may not project more than twelve inches (12") from the plane of the surface to which it is attached.

Any sign painted on, affixed to or placed against any window or which is placed in a display case for view from the outdoors through a window when such sign is visible from any public right-of-way.

A small advertising sign that is placed on a street-facing lawn.

A lot or parcel of land or a contiguous combination thereof, where grading work is performed as a single unified operation.

Altering terrain, vegetation and/or constructing any site improvements.

A conceptual drawing indicating the proposed layout of the subdivision in sufficient detail to provide adequate basis for review and to meet the requirements and procedures set forth in this Code.

Small gasborne particles other than water that form a visible plume in the air.

A solar energy collection system consisting of elevated solar panels installed above parking lots, carports and other paved areas.

A solar energy collection system and associated mounting hardware that is affixed to or placed upon the ground including but not limited to fixed, passive, or active tracking racking systems.

A solar energy collection system that is structurally mounted to the roof of a building or other permitted structure, including limited accessory equipment associated with system which may be ground mounted. It is installed parallel to the roof with a few inches gap.

An instrument standardized by the American Standards Association for measurement of intensity of sound that is calibrated in decibels.

An area having special flood, mudslide, or mud flow, or flood related erosion hazards, and which area is shown on an FHBM or FIRM as Zone A, AO, A1-30, AE, A99, AH, VO, V1-30, VE, V, M, or E.

1.   Less than completely or opaquely covered human genitals, pubic region, buttocks, anus or female breasts below a point immediately above the top of the areola; and/or

2.   Human male genitals in a discernibly turgid state, even if completely or opaquely covered.

1.   Human genitals in a state of sexual stimulation or arousal;

2.   Acts or representations of acts of human masturbation, sexual intercourse or sodomy, bestiality, oral copulation, flagellation or erotic or sexual oriented torture, beating or infliction of pain;

3.   Fondling, kissing or erotic touching of human genitals, pubic region, buttocks or female breasts; and/or

4.   Excretory functions as part of or in connection with any activity set forth in subsections (1) through (3) of this definition.

The Village of Willowbrook Standard Specifications for the Design and Construction of Public Improvements as the same shall be adopted, from time to time, by resolution of the Board of Trustees.

That portion of a building included between the floor surface and the surface of the next floor or roof above and having a height of not less than seven feet (7'), except that space used exclusively for the housing of mechanical services for the building and having access limited to maintenance purposes only, shall not be construed as a story. A basement shall be construed as a story if the level of the finished floor is four feet (4') or less from the average outside finished grade adjacent to that floor. A story may have differing or "split" levels, in which case, the floor levels which have the least difference in floor level (5 feet or less) shall be construed as being of the same story. A mezzanine shall be construed as a story if its area exceeds one-third (1/3) of the floor area of the room in which the mezzanine is located.

A space under a sloping roof which has the line of intersection of roof decking and wall not more than three (3) feet above the top floor level, and in which space not more than sixty percent (60%) of the floor area is completed for the principal or accessory uses.

A permanent public or private right-of-way which affords a primary means of access to abutting property.

A major street or highway providing inter-county or intra-county access, and serving as major high volume thoroughfares. Such streets or highways may generally have full interchanges with expressway systems and have limited or restricted access. Such highways consist of a minimum of four (4) divided lanes, with additional turning movement lanes, and where prior development has occurred, a two (2) lane service road on each side (if necessary). Regional arterials shall include Kingery Highway / Route 83.

A roadway which serves a very high volume of traffic moving between principal traffic generating areas within the community and outside. Average daily traffic volumes may be in excess of ten thousand (10,000) vehicles per day. Major arterials shall include 75th Street.

This type of roadway serves a high volume of traffic moving between principal traffic generating areas within the community and outside. Minor arterial streets generate traffic volumes in a range from five thousand (5,000) to ten thousand (10,000) vehicles per day. Minor arterials shall include 63rd Street, Madison Street, and Plainfield Road.

Streets which collect and distribute a medium volume of traffic from local to arterial streets and between adjacent residential or business areas. Collector streets generate traffic volumes in a range from one thousand (1,000) to five thousand (5,000) vehicles per day.

Local streets are streets of limited continuity and are primarily for direct access to residential, commercial, industrial and other abutting property. Local streets generate traffic volumes of less than one thousand (1,000) vehicles per day.

A minor street of short length, having one end open to traffic and being permanently terminated at the other end by a vehicular turnaround.

An undedicated street which is privately owned and maintained, or an easement of access benefitting a dominant tenement.

Any change, other than incidental repairs, in the supporting members of a building or structure, such as bearing walls, fire walls, foundation walls, footings, foundations, columns, beams or girders, piers, or any substantial change in the roof or exterior walls.

Anything erected, the use of which requires more or less permanent location on the ground; or attached to something having a permanent location on the ground. An advertising or business sign or other advertising device, if detached or projecting, shall be construed to be a separate structure.

A natural person, firm, association, partnership, corporation, or combination thereof or their agents, who shall seek to subdivide or partition a parcel or tract of land as hereinafter regulated, or who shall seek to develop a heretofore subdivided parcel or tract which has not been improved in accordance with the standards and specifications incorporated herein. In addition, as used herein, a subdivider shall be deemed to include any person or entity who shall seek approval of a planned development to the extent provided in Chapter 8 of this UDO, or who shall seek to construct a heretofore approved planned unit development.

The partitioning or dividing of a parcel or tract of land by the subdivider thereof or by his heirs, executors, administrators, legal representatives, successors or assigns, where the act of division creates a subdivision not exempt under the provisions of 765 Illinois Compiled Statutes, except that the exemption provided by 765 Illinois Compiled Statutes 205/1(b)9 shall not be applicable with respect to property subject to the jurisdiction of the Village. In addition, as used herein, a subdivision shall be deemed to include a planned unit development to the extent provided in this Code, or who shall seek to construct a heretofore approved planned unit development.

765 Illinois Compiled Statutes of the "Plat Act", as amended.

A hard surfaced area within three (3) feet of the perimeter of a pool as defined herein. (Ord. 23-0-05, 1-23-2023)