The purpose of these requirements is to:

(a)

Provide adequate light, air, ventilation, privacy, and convenient access to properties to meet modern livability standards.

(b)

Provide usable open space for building occupants.

(c)

Provide for adequate access for fire and emergency equipment.

(d)

Control overall density in relation to demand for urban services such as fire, police, and parks.

(e)

Control overall density in order not to exceed the capacity of infrastructure such as streets, sewers, and drainage improvements.

(f)

Protect visibility for traffic.

(g)

Maintain and protect neighborhood character through compatible design standards.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

Except as otherwise specified, every principal structure in the City shall be subject to the applicable development standards indicated in Table IV-A or Table IV-B of this article.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

(a)

A lot in any residential zoning district, other than a lot of record created as of June 29, 1965, shall meet the minimum requirements in this subsection (a).

(1)

A Lot in an In-Town District shall meet the requirement of Table IV-B.

(2)

All lots, shall meet the following additional minimum standards:

(i)

The lot shall have frontage on a public street as required by Chapter 9 of the City of Champaign Manual of Practice as established by authority of Section 31-109 of this Code; or

(ii)

No part of the lot shall be less than the width sufficient for the minimum driveway width where that portion of the lot furnishes the principal means of access to a street as required by Chapter 9 of the City of Champaign Manual of Practice as established by authority of Section 31-109 of this Code.

(b)

A Lot in any commercial or industrial district, other than a lot of record created as of June 29, 1965, shall meet the minimum requirements [of] this subsection (b).

(1)

A lot other than a lot located within an In-Town Zoning District shall comply with the requirements of Table IV-A.

(2)

A lot in an In-Town Zoning District shall meet the minimum requirements of Table IV-B. The lot shall also meet the above referenced standards, unless the property is a part of an office or industrial complex or shopping center. In that instance, the lot may be platted without street frontage if an irrevocable easement for access is provided as a part of the subdivision of the property.

(C.B. No. 2005-029, § 1, 2-1-05; C.B. No. 2010-164, § 4, 8-3-10; C.B. No. 2016-211, § 1(Exh. A), 10-18-16; C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

(a)

Two (2) or more adjacent lots of the same zoning classification which are under the same ownership may be combined to create a single zoning lot upon approval by the Planning Director or Director's designee (the "Planning Director").

(b)

No zoning lot resulting from a combination of lots under this section shall hereafter be divided into two (2) or more zoning lots and no portion of any improved zoning lot shall be sold, unless each of the following requirements are met:

(1)

All zoning lots resulting from each such division or sale shall conform with all minimum standards for lot area and dimensions for the zoning district in question.

(2)

The division or sale does not create or increase any nonconformity regarding maximum building bulk, minimum open space, or minimum required yards for the zoning district in question.

(3)

The division or sale does not create any lots in violation of the requirements of Chapter 31 of this Code.

(4)

The Planning Director consents to said sale or division in a written release of the restriction set forth in the affidavit referenced in the following paragraph.

(c)

Any person wishing to combine two (2) or more lots in the manner provided in this section shall make an application to the Planning Director on a form provided by said Director. The application shall be reviewed by the Planning Director who, upon finding that the application meets the requirements of this section, shall approve the same. Approval of the application shall be documented by an affidavit signed by the Director, which affidavit shall, at minimum, contain the following:

(1)

A complete legal description of the lots that are being combined.

(2)

A restriction providing that said combined lots shall not be again separated by sale or otherwise without the written consent and release of the Planning Director.

Said affidavit of approval shall be mailed to the applicant. Said approval shall not be effective unless and until said affidavit of approval is recorded in the Champaign County Recorder of Deeds office. The owner of the combined lots shall be responsible for recording said affidavit of approval.

(C.B. No. 2008-096, § 1, 5-20-08; C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

(a)

Every principal structure hereafter erected or structurally altered shall be located on a lot, or zoning lot.

(b)

Two (2) or more principal structures are permitted on a lot, or a zoning lot, for all structures except for single-family dwellings and two-family dwellings.

(c)

In the event that a lot, or zoning lot, is to be occupied by a group of two (2) or more principal structures, adequate setbacks and open space shall be provided between all buildings in accordance with the setback and open space standards in this Chapter.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2021-119, § 1(Exh. A), 8-17-21)

(a)

The fee simple transfer of ownership of that portion of a lot improved with a rowhouse, townhouse, or duplex for the purpose of establishing separate ownership of common-lot-line dwelling unit(s) shall constitute a subdivision and shall be subject to the provisions of this chapter and of Chapter 31 of the Champaign Municipal Code.

(b)

Lots platted for common lot line development shall be used exclusively for common lot line dwellings, except that single-family detached dwellings are allowed on such lots that comply with the minimum lot size and width requirements as set forth in Table IV-A of this chapter. Any change in the use of said platted lot(s) from either a common-lot-line dwelling or a single-family home shall require approval of a new subdivision plat.

(c)

All fee simple transfers of ownership that were recorded prior to the adoption of this chapter, shall be deemed to be legal and conforming uses and shall not require any further approval of a subdivision plat to be established as common-lot-line dwelling units.

(d)

Subdivisions which contain common-lot-line dwelling units shall be subject to and comply with the standards set forth in this article, except as provided in Section 37-187.

(e)

Each lot which contains a common-lot-line dwelling unit shall be considered separate and independent from adjoining common-lot-line dwelling units for the purpose of calculating Floor Area Ratio (FAR), Open Space Ratio (OSR), front yards, and rear yards.

(C.B. No. 2008-178, § 1, 8-19-08; C.B. No. 2014-027, § 1(Exh. A), 2-18-14; C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

(a)

In the SF2 and IT-SF2 Districts, where a common-lot-line structure is constructed for sale, with each unit on an individual lot, for individual ownership, such common-lot-line dwelling is subject to Table IV-A, Standards for Principal Structures and Table IV-B on individual lots except that no side yard setback is required for the interior portion of a lot for a common-lot-line structure, and the minimum individual lot width at the front setback line for a duplex or townhome under these circumstances shall be twenty-five (25) feet.

(b)

In the MF1, MF2, MF3, MFUniv, IT-MR1, IT-MR2 and IT-MX Districts, where townhouse and rowhouse buildings are permitted and one (1) of these structures is constructed for sale, with each unit on an individual lot, to individual owners, such structures shall not be subject to the minimum lot area per dwelling unit requirements of Table IV-A and Table IV-B, but instead shall be subject to the following minimum requirements:

(1)

A townhouse or common-lot-line dwelling shall be developed on a subdivided lot with no more than seven (7) dwelling units per structure. No structure shall exceed one hundred fifty (150) feet in length.

(2)

Minimum lot area per unit shall be not less than one thousand eight hundred (1,800) square feet and shall have a minimum lot width at the front setback line of not less than eighteen (18) feet.

(3)

Minimum yards:

a.

Front yard. On a lot containing a common lot line dwelling there shall be a front yard of not less than twenty (20) feet.

b.

Side yard. On a lot containing a common lot line dwelling, no side yards shall be required for interior lots. Exterior lots at the end of each structure shall have a side yard setback of not less than six (6) feet and shall have a minimum distance between structures of not less than twelve (12) feet.

c.

Rear yard. There shall be a rear yard setback consistent with Table IV-A and Table IV-B.

(C.B. No. 2000-239, § 1, 9-19-00; C.B. No. 2003-124, § 1, 6-17-03; C.B. No. 2005-029, § 1, 2-1-05; C.B. No. 2006-081, § 1, 4-4-06; C.B. No. 2016-211, § 1(Exh. A), 10-18-16; C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2025-037, § 1(Exh. A), 3-18-25)

Except as otherwise specified in this article every permitted, provisional, and special use shall be subject to the applicable development standards in Table IV-A of this article.

TABLE IV-A

STANDARDS FOR PRINCIPAL BUILDINGS ON INDIVIDUAL LOTS

Notes:

* Minimum lot width is to be measured at the front yard setback line.

⁽¹⁾

FAR means floor area ratio. OSR means Open Space Ratio. FAR for University Group Housing = 4.0. See Section 37-215 for more details regarding the provision of open space.

⁽²⁾

Maximum height equals two (2) times the distance from the front building line of ninety-five (95) percent of the bulk of the building to the centerline of the street right-of-way.

⁽³⁾

Residential developments in this district will have to apply an OSR of .20 to the development and shall have minimum setbacks of ten (10) feet from all interior property lines. For buildings already existing as of adoption of this ordinance, these requirements shall not apply. The FAR of the district will apply.

⁽⁴⁾

Setbacks for lots situated adjacent to a residential district shall comply with the buffer, yard and screening requirements contained in Article X of this Chapter.

⁽⁵⁾

Minimum side yard setbacks for structures containing one or two (2) units shall be six (6) feet.

⁽⁶⁾

Single-Family Detached Homes in the SF2 and MF1 Zoning Districts are allowed to reduce the minimum lot size to four thousand (4,000) square feet and the minimum lot width to thirty-eight (38) feet, provided that a two-car garage and driveway of sufficient width and length to accommodate two (2) vehicles parked side by side are provided on the lot.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2022-050, § 1(Exh. 1), 4-5-22; C.B. No. 2022-179, § 1(Exh. 1), 11-15-22; C.B. No. 2024-028, § 1(Exh. 1), 3-5-24)

Editor's note— Table IV-A above, was relocated from § 37-195 at the direction of the city.

(a)

Double frontage lots. Where a lot extends through the block from street to street the required front yards shall be provided along each street.

(b)

Corner lots. Corner lots in the MFUniv District and the In-Town Districts are only required to provide a required front yard on one street side. In all other districts, there shall be a required front yard on each street side of a corner lot subject to the provisions in Section 37-203 for existing lots in developed areas.

(C.B. No. 2016-211, § 1(Exh. A), 10-18-16; C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

Where a side wall of a building is not substantially parallel with the side lot line, or where a side yard is substantially irregular, the average side yard width may be considered the required minimum width, provided that the side yard shall not be narrower than five (5) feet nor less than one-half (½) the required minimum width as required by Table IV-A, whichever is greater.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

In the case of an irregular shaped lot (nonrectangular) the required minimum depth of a rear yard at any one point shall not be less than the required minimum side yard, as required by Table IV-A. In the aggregate, the square footage of the rear yard must equal the minimum zoning district requirements for a rectangular lot, with dimensions equal to the depth and average width of the irregular lot.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

Where a lot is located at the intersection of two (2) or more streets, no parking or structure of any kind shall be located within the sight triangle, except in the CG, Commercial General District, the CB, Central Business Districts, MFUniv, Multifamily University, and In-Town Districts. Landscaping in this area shall either be shrubs at a height of three (3) feet or less or deciduous trees from the approved plant list, with branches having a clearance of six (6) feet. The sight triangle shall be equal to the dimensions defined in Chapter 22 and Chapter 35 of the Municipal Code.

(C.B. No. 2001-216, § 1, 9-18-01; C.B. No. 2003-029, § 1, 2-18-03; C.B. No. 2004-065, § 1, 4-6-04; C.B. No. 2005-029, § 1, 2-1-05; C.B. No. 2008-042, § 1, 3-4-08; C.B. No. 2009-235, § 4, 12-15-09; C.B. No. 2010-060, § 6, 4-20-10; C.B. No. 2010-061, § 2(Att. A), 4-20-10; C.B. No. 2012-043, § 2(Exh. A), 4-17-12; C.B. No. 2014-027, § 1(Exh. A), 2-18-14; C.B. No. 2015-121, § 1(Exh. A), 7-7-15; C.B. No. 2015-157, § 1(Exh. A), 9-1-15; C.B. No. 2016-211, § 1(Exh. A), 10-18-16; C.B. No. 2017-014, § 3(Att. D), 2-7-17; C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2022-050, § 1(Exh. 1), 4-5-22; C.B. No. 2024-028, § 1(Exh. 1), 3-5-24; C.B. No. 2025-037, § 1(Exh. A), 3-18-25)

(a)

Parking design is subject to the following requirements:

(1)

Vehicular access to parking must be taken from the alley for any lot abutting a public alley. The Planning and Development Director may waive this requirement upon a determination that the adjacent alley prevents safe and efficient access to the lot because it is a dead end, is less than 16.5 feet in width, contains immovable obstacles, or has a degraded surface condition;

(2)

Ground level parking may not be located in front of the primary or secondary façade of a building. Ground level parking must be separated from the exterior wall comprising the primary façade by interior floor area having a minimum depth of twenty (20) feet. For secondary façades, ground level parking must be screened by a wall at least four (4) feet in height extending along the entire breadth of the parking area. This wall may be interrupted by one driveway not to exceed twenty-three (23) feet in width, as well as one additional pedestrian access point;

(3)

Upper level parking must be screened along any primary or secondary façade by an exterior wall extending from floor to ceiling along the entire length of the wall. This wall may contain windows and ventilation grilles.

(b)

A minimum of twenty percent (20%) of the area of every floor frontage facing a public street must consist of transparent glass.

(c)

Each building shall have a primary entrance facing a public street allowing pedestrian access via a connection to a public sidewalk. The primary entrance shall be covered by a shelter that is at least two (2) feet six (6) inches in depth and five (5) feet in width. This shelter may be provided with a projection from the wall, an inset into the wall, or a combination of the two.

(d)

No material other than brick shall constitute more than seventy percent (70%) of any façade facing a public street, exclusive of the windowed portion of the façade.

(e)

Exterior walls seventy-five (75) feet in length or greater that face public streets are subject to the following articulation requirements:

(1)

A minimum of two (2) feet in variation in the vertical plane of said walls must occur at intervals of fifty (50) feet or less along the horizontal length of the wall. Intervals do not need to be equal in width. At least fifty percent (50%) of the vertical surface area of each horizontal interval must be recessed, projected, or offset to meet this requirement.

(2)

Architectural features that may satisfy this requirement include, but are not limited to: wall offsets, projections and/or recesses, columns, bay windows, and balconies. These features may encroach into required yards subject to the requirements of Section 37-221.

(C.B. No. 2016-211, § 1(Exh. A), 10-18-16; C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2019-130, § 1(Exh. A), 8-6-19)

(a)

Buildings are subject to a minimum height requirement of twenty (20) feet.

(b)

Buildings are subject to maximum setbacks along lot lines facing a public street.

(1)

In the CB1 District, the maximum setback for lot lines facing a public street is fifteen (15) feet.

(2)

In the CB2 and CB3 Districts, the maximum setback for lot lines facing a public street is ten (10) feet.

(c)

Off-street parking design is subject to the following requirements:

(1)

Vehicular access to off-street parking and loading areas must be taken from the alley for any lot abutting a public alley. The Planning and Development Director may waive this requirement upon a determination that the adjacent alley prevents safe and efficient access to the lot because it is a dead end, is less than 16.5 feet in width, contains immovable obstacles, or has a degraded surface condition;

(2)

Vehicular access to off-street parking and loading areas may not be taken from any public street as designated in Section 37-262 unless no alternative option for access exists;

(3)

Vehicular access to off-street parking and loading areas may not be taken from Green Street between First Street and Wright Street except pursuant to a Special Use Permit;

(4)

Ground level off-street parking may not be located in front of the primary or secondary façade of a building. Ground level off-street parking must be separated from the exterior wall comprising the primary façade by interior floor area having a minimum depth of twenty (20) feet. For secondary façades, ground level off-street parking must be screened by a wall at least four (4) feet in height extending along the entire breadth of the parking area. This wall may be interrupted by one driveway not to exceed twenty-three (23) feet in width, as well as one additional pedestrian access point;

(5)

Upper level parking must be screened along any façade facing a public street by an exterior wall extending from floor to ceiling along the entire length of the wall. This wall may contain windows and ventilation grilles.

(d)

A minimum of thirty percent (30%) of the area of every ground floor frontage facing a public street must consist of transparent glass. A minimum of twenty percent (20%) of every upper floor frontage facing a public street must consist of transparent glass.

(e)

All ground floor building frontages facing a public street, excluding alleys, shall extend along a minimum proportion of the lot width as measured along the property line, except to the extent that this minimum width must be reduced to accommodate a driveway that is otherwise permitted by this chapter. The width of such a driveway shall not exceed twenty-three (23) feet. The minimum proportion in each district is as follows:

(1)

CB1 District: Eighty percent (80%).

(2)

CB2 District: Ninety percent (90%).

(3)

CB3 District: Ninety percent (90%).

(C.B. No. 2016-211, § 1(Exh. A), 10-18-16; C.B. No. 2017-222, § 1(Exh. A), 11-21-17; C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2019-130, § 1(Exh. A), 8-6-19; C.B. No. 2022-050, § 1(Exh. 1), 4-5-22)

The construction of new multifamily buildings containing three or more dwelling units in any In-Town Zoning District shall comply with the following design standards:

(a)

The primary façade of the building shall front on a public street.

(b)

Buildings that have dwelling units situated above ground-level dwelling units shall be designed to have one or more common-entrance(s) on the primary façade of the building whereby apartments are accessed from the interior of the building through common hallways. Buildings designed as rowhouses or townhouses that do not contain dwelling units above the ground-level dwelling units may have entrances to individual units.

(c)

Each building entrance shall contain a dedicated hard-surfaced pedestrian walkway at least four feet in width that connects directly to the street sidewalk in the right-of-way.

(d)

Building entrances shall be covered by a shelter that is at least five (5) feet in depth and eight (8) feet in width. This shelter may be provided with a projection from the wall, an inset into the wall, or a combination of the two.

(e)

A building, or any attachments to or ornamentation upon a building, may encroach into the side and rear yard setbacks by up to three feet, provided that the total length of such encroachments shall not exceed 50% of the total horizontal length of the building facade.

(f)

Buildings designed to have a flat roof shall include a cornice along the entire frontage of any street facing façade of the building. The cornice shall be placed no lower than the ceiling height of the top floor and be designed to protrude from the face of the building a minimum of four (4) inches.

(g)

Buildings designed to have a pitched roof shall include eaves on all sides of the building with a minimum eave depth of eighteen (18) inches.

(h)

Buildings over two (2) stories in height shall not have a roof pitch greater than 3/12.

(i)

Buildings over two (2) stories in height shall have an expression line delineating the first floor.

(j)

A minimum of thirty percent (30%) of the area of every floor on the primary facade must consist of transparent glass.

(k)

A minimum of twenty percent (20%) of the area of every floor on any secondary façade must consist of transparent glass.

(l)

The height to width size ratio of any window shall be a minimum 2:1.

(m)

A minimum of sixty-five percent (65%) of the windows on the primary façade shall be grouped with at least two (2) windows per grouping. The spacing between individual windows in a grouping shall be no less than four (4) inches and no greater than eight (8) inches when measured between window mullions.

(n)

Windows are required to have sills and lintels that extend past the casing of the window.

(o)

No more than thirty (30%) of any primary or secondary building façade may contain balconies as measured by horizontal length.

(p)

Exterior building materials shall consist of one or more of the following:

a.

True brick;

b.

Stone;

c.

Wood or wood composite;

d.

Fiber Cement Board.

(q)

When available, vehicular access must be taken from a public alley.

(r)

Vehicular parking must be provided either at grade or below grade. Parking shall not be provided in a structure above grade.

(s)

Vehicular parking may only be provided underneath a building at grade when it is the rear one-half of the building, or less, as measured by the depth of the building from the primary facade. Vehicular parking may be provided underneath the front one-half of the building only if the parking facility is fully below grade.

(t)

The amount of vehicular parking required shall be 0.25 parking spaces per bedroom. The amount of bicycle parking required shall be one bicycle parking space per four (4) bedrooms.

(u)

Outdoor trash and recycling collection areas shall not be visible from the street containing the primary façade.

(v)

Where available, trash and recycling shall be placed so it can be collected from a public alley.

(w)

Trash and recycling areas shall be screened with opaque fencing at least six (6) feet in height.

(x)

Air conditioner condensers shall be screened with either opaque fencing or landscaping at least four (4) feet in height.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2019-130, § 1(Exh. A), 8-6-19; C.B. No. 2021-156, § 1(Exh. A), 11-22-21; C.B. No. 2022-050, § 1(Exh. 1), 4-5-22; C.B. No. 2022-091, § 1(Exh. A), 6-7-22)

Except as otherwise specified, in any residential zoning district, the front yard may be reduced to a setback equal to the average alignment of structures on the same side of the street upon meeting the following conditions:

(a)

Fifty-one (51) percent or more of the lots on the same side of the street, within the same block, are improved with residential buildings.

(b)

Seventy-five (75) percent of the residential buildings extend into the required front yard.

(c)

No structure shall project beyond the average alignment of structures on the same side of the street, within the same block, and within two hundred (200) feet.

(d)

No structure shall project beyond the shortest depth of existing front yards on the lots abutting on each side.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

In any district, a building or structure for any of the uses permitted in the respective districts may be erected on a single lot of record which has less than the minimum lot area or width specified for the respective district. This provision shall apply provided that yard dimensions and requirements other than those applying to lot size and/or lot width shall conform to the regulations for the district in which such lot is located.

(C.B. No. 2011-185, § 1, 9-20-11; C.B. No. 2016-211, § 1(Exh. A), 10-18-16; C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2024-028, § 1(Exh. 1), 3-5-24)

Lots of record as of the date of adoption of the Zoning Ordinance of 1996, are not required to provide the additional lot width required for corner lots in Table IV-A. Lots of record as of the date of adoption of the Zoning Ordinance of 1996, shall comply with the following regulations:

(a)

For corner lots which were a legal lot of record at the date of adoption of the Zoning Ordinance of 1996, and which are located in the SF1, SF2, or MF1 Districts, a side yard on the street side of a corner lot shall have a width of not less than fifteen (15) feet.

(b)

In the MF2, MF3, and MFUniv Districts, a side yard on the street side of a corner lot shall have a width of not less than ten (10) feet, except where such lot abuts in the rear either directly or across an alley, a lot in an SF1, SF2, or MF1 District in which case the side yard on the street side of the corner lot shall be fifteen (15) feet.

(c)

Any legal lot with a width of at least forty-eight (48) feet shall be allowed to have a minimum buildable width of thirty-eight (38) feet. In no case shall the side yard on the street side of a corner lot be reduced to less than five (5) feet.

(C.B. No. 2016-211, § 1(Exh. A), 10-18-16; C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

On lots less than sixty (60) feet wide, and of record as of the effective date of the Amended Zoning Ordinance of 1965, the required side yard may be reduced one and one-half (1½) inches for each foot such lot is less than sixty (60) feet in width, with a minimum side yard dimension of three (3) feet.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

Except as otherwise specified, every permitted, provisional and special use in the IT-SF1, IT-SF2, IT-MR1, IT-MR2, and IT-MX Districts shall be subject to the applicable development standards in Table IV-B of this Article, and where applicable, the landscape/screening standards incorporated in Article X, Landscaping and Screening and the Supplemental Requirements of this Article.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

(a)

Any lot platted in any of the In-Town Zoning Districts after September 19, 2018 shall satisfy the requirements for Lot Size and Lot Width, as identified in Table IV-B, as well as any other applicable requirements of this Chapter.

(b)

Any lot in the In-Town Zoning Districts existing prior to September 19, 2018 which does not meet the minimum Lot Size and/or Lot Width as identified in Table IV-B may be developed with any of the permitted, provisional or special uses allowed in that District provided all the other standards of Table IV-B, as well as any other requirement of this Chapter, can be satisfied.

(c)

Any expansion of an existing structure, which existed prior to September 19, 2018, in any of the In-Town Zoning Districts are subject to the following requirements:

i.

For any expansion of an existing structure, the setback and height requirements of Table IV-B shall apply to the expansion. The requirements of Table IV-B for Maximum Building Footprint and Maximum Building Footprint Lot Coverage shall apply to the expansion plus the existing structure.

ii.

With the exception of Single-Family and Residential Conversions up to three (3) units, any expansion of an existing structure in existence prior to September 19, 2018 beyond thirty-three percent (33%) of the gross floor area of the original structure shall be required to conform with the Landscaping and Screening requirements provided in Article X for the entire lot.

iii.

The expansion of an any structure containing a non-conforming use shall be prohibited.

iv.

Any additional parking required by the expansion of an existing building shall not be provided in a front or side yard.

v.

For any multifamily structure, existing prior to September 19, 2018, that is proposed to be expanded more than thirty-three (33) percent of its gross floor area, the expansion shall be subject to the Supplementary Standards of this Article.

TABLE IV-B
DEVELOPMENT STANDARDS FOR IN-TOWN ZONING DISTRICTS

Footnotes:

(1)

Single-Family and Two-Family Residential in this district only required to have a 6-foot side yard setback.

(2)

Residential uses limited to 2.5 stories.

(3)

One-story residential structures may be allowed up to 2,250 square feet.

(4)

Not applicable for "Schools, K—12" land uses.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2024-028, § 1(Exh. 1), 3-5-24)

Editor's note— C.B. No. 2018-149, deleted former §§ 37-206 and 37-207 pertaining to In-Town Standards; exceptions and Table IV-B development standards, specific uses, and added a new § 37-206, as herein set out. Former said §§ derived from: C.B. No. 2012-013, § 1(Exh. A), adopted Feb. 7, 2012; and C.B. No. 2012-142, § 1(Exh. A), adopted Aug. 7, 2012.

Editor's note— C.B. No. 2016-211, § 1(Exh. A), adopted Oct. 18, 2016, deleted § 37-208 entitled "General applicability of urban neighborhood district development standards", which derived from C.B. 2010-164, § 5, adopted Aug. 3, 2010.

Editor's note— C.B. No. 2016-211, § 1(Exh. A), adopted Oct. 18, 2016, deleted § 37-209 entitled "Density bonus for green buildings."

Floor area ratio shall mean gross floor area divided by total lot area.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

Gross floor area means floor area, measured to the outside walls, but exclusive of such floor area as may be used for:

(1)

Parking facilities within the principal structure;

(2)

Cellars in single-family dwellings;

(3)

Penthouse housing ventilators, heating systems, and similar uses.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

Open space ratio shall mean usable open space divided by the gross floor area. For the purposes of this definition, "gross floor area" and "usable open space" as defined in this article shall govern.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

Usable open space shall mean that required portion of a lot that is unoccupied by mechanical equipment and available to all occupants of the building, except as otherwise provided for herein. This usable open space shall not be devoted to service driveways, off-street parking spaces, or loading berths. Such space shall be usable for greenery, recreational space, and other leisure activities normally carried on outdoors.

(C.B. No. 97-207, § 3, 8-5-97; C.B. No. 99-284, § 1, 10-19-99; C.B. No. 2010-060, § 4, 4-20-10; C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

(a)

No usable open space is required for any multifamily dwelling within the University District (as defined in Section 37-35).

(b)

Usable open space for a multifamily dwelling, residential use, or any other dwelling may be provided through the following options:

(c)

In the SF1, SF2, MF1, MF2, MF3, MHP, MHS, CO, and CN Districts, the required usable open space has to be provided at the ground level.

(d)

In the CG, Commercial General District, open space may be located above ground level with the following additional requirements:

(1)

If the usable open space is accessible by key only, said key shall be provided to all tenants of the building.

(2)

The floor of the usable open space shall be of walkable material, such as concrete, brick pavers or wood decking.

(3)

Seating shall be provided at a rate of one (1) seat per four (4) dwelling units.

(4)

Landscape areas, consisting of planters, gardens, etc., shall comprise no less than ten (10) percent of the total useable open space area.

(5)

Usable open space located more than forty (40) feet above ground level shall contain a perimeter windscreen, wall, or combination thereof no less than six (6) feet high. If the useable open space is set back from the building edge by at least ten (10) feet, this requirement shall not be necessary.

(C.B. No. 99-284, § 2, 10-19-99; C.B. No. 2007-178, § 1, 7-10-07; C.B. No. 2010-060, § 5, 4-20-10; C.B. No. 2013-028, § 1, 3-5-13; C.B. No. 2015-157, § 1(Exh. A), 9-1-15; C.B. No. 2016-211, § 1(Exh. A), 10-18-16; C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2022-050, § 1(Exh. 1), 4-5-22)

Editor's note— C.B. No. 2021-119, § 2, adopted Aug. 17, 2021, repealed § 37-216 entitled "Open space between two or more main structures on one lot," which derived from C.B. No. 2018-149, § 1(Exh. A), adopted Sept. 18, 2018.

(a)

All construction on a lot must be in compliance with the maximum height for a structure in the applicable zoning district, as indicated in Table IV-A and Table IV-B of this article.

(b)

Where the maximum height permitted for a principal building is in relation to the distance from the building line to the center of a street and the lot has frontage on more than one street, the widest of such streets shall determine the maximum height of such principal building.

(c)

For the purpose of determining the maximum height of principal buildings in relation to street right-of-way width, such width shall be deemed to include all street right-of-way widths between private property lines on plazas, and pedestrian ways.

(C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

The height limitations stipulated in Table IV-A and Table IV-B of this article shall not apply to the following:

(a)

Places of public assembly in religious institutions, schools, and other permitted public buildings in the SF1, SF2, IT-SF1, and IT-SF2 Districts, provided that for each three (3) feet by which the height of such buildings exceeds the maximum height otherwise permitted in the district, its side and rear yards shall be increased in width or depth by one additional foot over the side and rear yards required for the highest building otherwise permitted in the district.

(b)

Barns, silos, other farm structures, spires, belfries, cupolas, domes, monuments, water-storage tanks, fire and hose towers, electrical transmission and distribution towers, telephone poles, windmills, chimneys, smoke stacks, flag poles, freestanding telecommunication towers, and parapet walls extending not more than four (4) feet above the limiting height of the building.

(c)

Fixed mechanical equipment, roof structures covering fixed mechanical equipment (including elevator equipment), cooling towers, rooftop access structures, and scenery lofts, provided that no linear dimension shall exceed fifty (50) percent of the corresponding lot line frontage. All such structures above the height otherwise permitted in the district shall not occupy more than twenty-five (25) percent of the area of the lot.

(C.B. No. 2007-041, § 11, 2-20-07; C.B. No. 2016-211, § 1(Exh. A), 10-18-16; C.B. No. 2018-149, § 1(Exh. A), 9-18-18)

Editor's note— C.B. No. 2015-157, § 2(Exh. A), adopted Sept. 1, 2015, repealed § 37-219 entitled "Increase in maximum floor area for multifamily structures with secure parking within the principal structure", which derived from C.B. No. 97-58, § 1, adopted Apr. 1, 1997.

Unless otherwise provided in this chapter, no building or structure, portion of any building, structure, or mechanical equipment shall be erected in, occupy, or obstruct a required front, rear, or side setback except for the following:

(a)

Site Improvements.

(i)

Fences may be built up to the property line.

(ii)

At-grade walkways of any surface may be built within any required setbacks.

(iii)

Residential driveways may encroach up to one foot from the side property line.

(iv)

Window wells for basement egress may encroach up to fifty percent into the required side setback and twenty-five percent into the required front and rear setbacks.

(b)

Building Improvements.

(i)

Cornices and eaves may encroach up two feet six inches into any required setback. On a legally nonconforming building, cornices and eaves may encroach up to two feet six inches from the building façade.

(ii)

Building entrance stairs that are above grade may encroach twenty-five percent into the required front or side setbacks.

(iii)

Covered porches and covered decks which are unenclosed may encroach twenty-five percent into the required front and rear setbacks.

(iv)

Uncovered porches and uncovered decks, built no greater than one foot above grade may encroach into required side and rear setbacks consistent with the following standards:

a.

100% of the required side or rear yard when screened by an eight-foot-high opaque fence.

b.

50% of the required side or rear yard when not screened by an eight-foot-high opaque fence.

(v)

Uncovered decks or uncovered porches, built no greater than three feet above grade, may encroach twenty-five percent into the required front, side, or rear yard.

(vi)

Residential balconies and exterior staircases may encroach fifty percent into the required rear setback.

(vii)

ADA ramps may be built within any required setback.

(viii)

Ornamental architectural features may encroach up to two feet into any required setback. Ornamental architectural features shall not add gross floor area to the interior of the building, or be greater than twenty-five percent of the horizontal length of the building façade.

(ix)

Chimneys which are less than twenty-five percent of the width of the building facade may encroach three feet into the required side setback.

(c)

Mechanical improvements.

(i)

Public utility equipment my encroach up to two feet from any property line.

(ii)

Mechanical equipment, other than public utility equipment, may encroach up to three feet from the side or rear property line.

(iii)

Ground air conditioning units may encroach up to fifty percent of the required side yard and twenty-five percent into the required rear yard. On a legally nonconforming building, ground air conditioning units may encroach up to fifty percent of the distance between the existing building line and the side or rear property line.

(C.B. No. 97-171, § 2, 7-1-97; C.B. No. 2001-248, § 1, 10-16-01; C.B. No. 2016-211, § 1(Exh. A), 10-18-16; C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2020-047, § 1(Exh. A), 5-5-20; C.B. No. 2022-091, § 1(Exh. A), 6-7-22)

(a)

In any residential zoning district, accessory structures, including private garages, and uses which do not involve the conduct of a business, may be erected under the following conditions:

(1)

When an accessory structure is detached from the principal building, it shall be separated by a minimum distance of three (3) feet.

(2)

The maximum height shall be eighteen (18) feet, or the height of the principal structure, whichever is less. No detached accessory structure shall be set back less than two (2) feet from the rear and side property lines.

(3)

No accessory structure shall be located between the front building line of the principal structure and the front lot line.

(4)

If a detached accessory structure is to be located on a lot situated in any zoning district that is a site of a detached single-family dwelling unit, the aggregate area of all accessory structures shall not exceed six hundred twenty-five (625) square feet in area, provided that if the floor area of the principal structure above grade is greater than one thousand two hundred fifty (1,250) square feet, the aggregate area of all accessory structures may be increased as long as the floor area of the accessory structures does not exceed fifty (50) [percent] of the floor area of the principal structure.

(b)

Where there is joint ownership of a private garage which spans a property line and which existed prior to June 29, 1965, the joint garage can be repaired or enlarged without regard to the side yard setback provisions subject to the following conditions:

(1)

The garage shall only be for private use.

(2)

There is mutual written consent for continuance or enlargement filed with the Zoning Administrator, which is signed by all owners.

(c)

In any commercial, office, or industrial zoning district, the aggregate area of all accessory structures may be increased as long as the floor area of the accessory structures does not exceed fifty (50) [percent] of the floor area of the principal structure.

(1)

For any office zoning district, the accessory structure shall not exceed eighteen (18) feet in height.

(2)

For commercial and industrial zoning, the applicable standards for principal buildings on a lot, as shown in Table IV-A, shall apply.

(C.B. No. 98-37, § 1, 3-3-98; C.B. No. 98-198, § 1, 7-21-98; C.B. No. 2005-258, § 1, 9-20-05; C.B. No. 2013-017, § 1, 2-19-13; C.B. No. 2018-149, § 1(Exh. A), 9-18-18; C.B. No. 2022-050, § 1(Exh. 1), 4-5-22; C.B. No. 2025-037, § 1(Exh. A), 3-18-25)

No zoning permit shall be issued for construction requiring sidewalk installation or repair under Chapter 30 of the City of Champaign Municipal Code unless plans for installation or repair have been approved by the City Engineer in accordance with the current sidewalk standards contained in the Manual of Practice or this Code.

(C.B. No. 2005-266, § 6, 10-4-05; C.B. No. 2018-149, § 1(Exh. A), 9-18-18)