The purposes of the R-1 District regulations are to reserve and preserve appropriately located areas for larger lot single-family uses; ensure adequate light, air, privacy and open space for each dwelling; minimize traffic congestion and avoid the overloading of utilities by preventing the construction of buildings of excessive size (or density) in relation to the surrounding land, buildings or infrastructure; and to provide larger lot single-family residential areas that are safe, attractive and quiet..

Subdivision 1. The uses listed in this subsection are permitted uses in the R-1 District.

Subd. 2. Single-family (detached) dwellings, except manufactured homes.

Subd. 3. State-licensed day care facility serving 14 or fewer children. Care facilities located within the R-1 District shall be subject to the same zoning regulations as single-family dwellings in the R-1 District except that one nonresident employee shall be permitted in accordance with State requirements. (Amended, Bill No. 2016-3)

Subd. 4. State-licensed residential care facility serving six (6) or fewer persons, or a housing with services establishment registered under M.S. 144D serving six (6) or fewer persons. Care facilities located within the R-1 District shall be subject to the same zoning regulations as single-family dwellings in the R-1 District.

Subdivision 1. The uses listed in this subsection are allowable accessory uses in the R-1 District.

Subd. 2. In addition to the general accessory building provisions of Subsection 509.09, the following rules apply to accessory buildings in the R-1 District:

a)

No more than one (1) of each of the following shall be located on a residential parcel: detached garage, greenhouse, storage building or gazebo; and

b)

No attached garage shall be greater in lot coverage than the dwelling unit to which it is attached.

Subd. 3. Private garages (includes attached and detached) or carports:

a)

That do not exceed 1,000 square feet in floor area. In the case of detached garages, floor area shall include space devoted to vehicle parking, storage and non-garage uses such as an accessory dwelling unit, office, or similar habitable space. The first 400 square feet of space devoted to an accessory dwelling unit is exempt from this requirement, provided the site complies with part (b). Floor area shall not include crawl spaces or attic storage;

b)

That do not exceed an aggregate of 1,200 square feet (or 13% of lot area in the case of lots of 15,000 square feet or more) in floor area when combined with all other accessory buildings and attached garages on the lot;

c)

That are constructed in accordance with Subdivision 2 of this subsection; and

d)

In no event shall the height of a garage door opening or carport, measured from the floor to the trim covering the door header, exceed nine (9) feet.

(Amended, Bill No. 2012-2; amended, Bill No. 2015-4; amended, Bill No. 2021-4)

Subd. 4. Greenhouses, storage buildings, and gazebos that do not exceed 175 square feet (300 square feet in the case of lots of 15,000 square feet or larger) in gross floor area, do not exceed an aggregate of 1,300 square feet (or 13% of lot area in the case of lots of 15,000 square feet or more) in gross floor area when combined with all other accessory buildings and attached garages on the lot, and are constructed in accordance with Subdivision 2 of this subsection.

Subd. 5. Private swimming pools as defined in Section 420 of the city code, provided that such swimming pools and related equipment be located:

a)

At least ten (10) feet from any rear lot line;

b)

At least ten (10) feet from any interior side lot line; and

c)

At least 15 feet from any street side lot line.

Subd. 6. Private driveways, parking areas, turnaround areas, and sidewalks for residential uses, provided the following conditions are met:

a)

All such driveways, parking areas, turnaround areas, and sidewalks shall be set back no less than one foot from any lot line abutting another parcel, except that upon written request from the landowner, the Director may reduce or rescind this setback requirement for shared access agreements or with a finding of necessity and public convenience;

b)

All such driveways, parking areas, turnaround areas, and sidewalks shall be constructed with concrete, asphalt, concrete pavers, brick set in compacted sand, or other material approved by the Director;

c)

No parking area shall be permitted in the front yard area except as allowed by paragraph d);

d)

Within the front yard area, vehicles shall only be parked on the driveway area;

e)

Driveways, where located within the boulevard or the front yard area, are subject to the following requirements:

(i)

Width shall not exceed 35% of the front yard area, up to 20 feet maximum, whichever is less (curb cut radii excluded);

(ii)

Driveway width shall not exceed the width of the curb cut within 20 feet of the curbline. Beyond that point, width may increase to the number established by item (i). The expanded portion of the driveway should be screened with plantings;

(iii)

Curb cut radii (five (5) feet minimum) shall not encroach upon the boulevard of abutting properties;

(iv)

On corner lots, driveways shall be set back at least 30 feet from an intersection, as measured from the point where the extended curblines of the streets intersect;

(v)

Only one (1) curb cut shall be permitted from a public street to a lot. Lots with alley access shall not be permitted to install a curb cut;

(vi)

Upon written request from the landowner, items (i), (ii), (iii), (iv) and (v) above may be varied by the Director with a finding of necessity and public convenience;

f)

Any expansion, installation or replacement of a driveway, parking or turnaround area on a lot shall be subject to a city permit;

g)

Any expansion, installation or replacement of a curb cut from a public street to a lot shall be subject to a city permit and any curb cut abandoned with the installation of a new cut shall be extinguished and replaced with curb and gutter according to specifications determined by the Director of Public Works;

h)

A turnaround area may be located within a front yard subject to the requirements of this paragraph. The turnaround area is limited to the front yard of arterial streets only. The turnaround area cannot exceed 150 square feet. The turnaround area must be contiguous to the driveway. The turnaround area shall be set back no less than three (3) feet from any public sidewalk.

(Amended, Bill No. 2017-13)

Subd. 7.The accommodation of one (1) roomer in addition to the family, provided that:

a)

The roomer plus the family shall not exceed a total of five (5) persons (see definition of family); and

b)

Adequate off-street parking is available. (Amended, Bill No. 2015-4)

Subd. 8. Internal, attached, and detached accessory dwelling units shall be allowed, provided that:

a)

The principal residential structure is a permitted or conditional single-family dwelling;

b)

No more than one (1) accessory dwelling unit shall be allowed on a lot;

c)

The lot must meet current minimum width and depth requirements;

d)

The creation of an accessory dwelling unit shall not create a separate tax parcel;

e)

An owner of the property must occupy at least one (1) dwelling unit on the lot as their primary place of residence. Proof of homesteading shall be required and variances from this provision shall not be considered;

f)

A rental license for the non-owner-occupied unit shall be required in accordance with Section 407 of the City Code;

g)

Accessory dwelling units must have a minimum area of 300 square feet and cannot exceed 800 square feet or the gross floor area of the principal dwelling, whichever is less;

h)

Principal dwelling units must continue to meet minimum floor area requirements or not increase the degree of nonconformity in this matter;

i)

The primary exterior materials of an attached accessory dwelling unit must match those of the principal structure. Exterior materials for new construction related to any type of accessory dwelling unit must match the structure to which it is attached;

j)

The creation of an attached or internal accessory dwelling unit shall not result in the creation of additional entrances facing the public street on the primary structure;

k)

Exterior stairways leading to an upper story accessory dwelling unit shall be allowed so long as the staircase and railing are not constructed with raw or unfinished lumber;

l)

Detached accessory dwelling units are permitted only as a part of an approved accessory garage structure;

m)

Conversion of garage space to an accessory dwelling unit is prohibited unless the garage space is replaced. Space within a garage that exceeds what is necessary for two vehicles may be converted without replacement; and

n)

A minimum of three off-street parking spaces is required in order to add an accessory dwelling unit of any kind.

(Added, Bill No. 2015-4; amended, Bill No. 2015-9, § 2)

Subd. 9. Home occupations that are operated in accordance with Section 509 of this Code.

Subd. 10. Roof-mounted television antennas.

Subd. 11. Minor public utilities, including "small wireless facilities" and associated "wireless support structures" in compliance with regulations detailed in Subsection 802.21 of the City Code. (Amended, Bill No. 2017-12; Bill No. 2020-9)

Subdivision 1. The uses listed in this subsection are conditional uses in the R District, and are subject to the conditional use permit provisions outlined in Section 547.09 of this Code.

Subd. 2. Bed and breakfast inns, provided the following conditions are met:

a)

No more than two (2) rental rooms shall be provided;

b)

At least two (2) off-street parking spaces (may include garage stalls) shall be provided for the residence, and at least one (1) off-street parking space shall be provided on the lot for each rental room;

c)

Outdoor parking areas shall be screened with landscape materials; and

d)

The operator shall secure all applicable licenses and approvals from the city, county, state, or other applicable jurisdictions before the conditional use permit will become effective.

Subd. 3. Telecommunications towers are allowed only in the following residentially zoned areas:

a)

Towers supporting amateur radio antennas and conforming to all applicable provisions of Section 544.25 of this Code shall be allowed only in the rear yard of residentially zoned parcels; and

b)

Towers supporting commercial antennas and conforming to all applicable provisions of Section 544.25 this Code shall be allowed only in the following residentially zoned locations:

(i)

Church sites, when camouflaged as steeples or bell towers;

(ii)

Park sites, when compatible with the nature of the park; and,

(iii)

Government, school, utility, and institutional sites, not including the public right-of-way.

Subd. 4. Major public utilities. (Amended, Bill No. 2017-12; Bill No. 2020-9)

Any land use not listed as permitted, accessory or conditional in this Section or subsection 512.05 is prohibited in the R-1 District unless the use is found to be substantially similar to a use listed, as determined by the city in accordance with Section 509.23 of this Code.

Subdivision 1. The standards set out in this subsection apply in the R-1 District.

Subd. 2. Minimum lot area, dimensions and coverage.

Subd. 3. Special grandfather clause for certain R-1 lots. A lot that was a lot of record on or before June 1, 1995, located in the R-1 District which does not meet the minimum requirements set forth in this Code as to area and dimensions, may be used for single-family (detached) development provided that the width of such lot is not less than 50 feet and such lot contains at least 6,000 square feet in area.

Subdivision 1.Standards. The standards set out in this subsection apply in the R-1 District.

Subd. 2.Building setback and maximum height (measurements in feet).

¹ For garages, height is measured on the side of the building with the vehicle door.
² For nongarage accessory structures, height is measured from the ground level to the highest point of the roof.

(Amended, Bill No. 2011-13; Bill No. 2015-4)

Subd. 3.Setback reductions for principal buildings. The following setback reductions apply in the R-1 District:

a)

On a corner lot, the street/corner side setback requirement shall be the lesser of 15 feet or the established street side setback of the existing principal building on the same lot. In any case the provisions of paragraphs c) and d) of this subdivision shall be applicable;

b)

With respect to dwellings existing on or before June 1, 1995, the interior side setback requirement may be reduced to not less than five (5) feet for the purpose of constructing an attached garage or a two-car garage to replace a single-car garage, provided the following conditions are met:

(i)

A letter of consent signed by the owner of the property that abuts the interior lot line shall be submitted to the city;

(ii)

The garage shall be located a distance of not less than 15 feet from any building on an abutting lot;

(iii)

The width of the garage shall not exceed 22 feet, and the length shall not exceed 26 feet;

(iv)

A drainage plan shall be approved by the Engineering Department prior to issuance of building permits.

(v)

Accessory garages built under this Subdivision are limited to 14 feet in height.

c)

Windows or window units may project a maximum of 24 inches into a required front yard, street side yard, or rear yard of a dwelling, provided that the floor area is not increased by more than ten (10) square feet, however, in no case shall they be closer than eight (8) feet from any lot line;

d)

Those items classified as "not encroachments" in Section 509.09

e)

In required front yards, covered porches attached to the principal building that extend no more than ten (10) feet, provided that the porch is no closer than 20 feet from the front lot line and that the design of the porch is approved by the Community Development Director. The Community Development Director must make the following findings to approve a porch encroachment up to ten (10) feet:

(i)

The exterior materials of the proposed porch are consistent or complementary in color, texture and quality with those visible at the front of the dwelling;

(ii)

The roof of the proposed porch is properly proportioned to and integrated with the roof of the dwelling and has no less than a 3:12 slope;

(iii)

The base of the porch is not open and its appearance is consistent with the base of the dwelling;

(iv)

At least 65 percent of the exposed porch facade is open or occupied by windows, screens, and/or doors of transparent material; the facade constitutes the area from the floor level of the porch to the porch ceiling; and

(v)

Plans are prepared by a registered architect or reviewed by the a design advisor selected by the Community Development Department;

The Director may attach conditions to the approval of the porch encroachment as needed to make the required findings; and

f)

In required residential street/corner side yards, covered porches attached to the front of a principal building that extend no more than ten (10) feet, provided that the porch is no closer than 20 feet from the street side lot line and that the design of the porch is approved by the Community Development Director. The Director must make the findings required by Section 518.13, Subd. 3(e). The Director may attach conditions to the approval of the porch encroachment as needed to make the required findings. (Added Bill No. 1998-12; amended, Bill No. 2015-4)

Subd. 4.Setback reductions for residential accessory buildings. The following setback reductions apply in the R-1 District:

a)

The interior side setback requirement for single-story accessory buildings located entirely five (5) or more feet beyond the rear building line of the principal building may be reduced to three (3) feet (Figure 12); and

b)

On lots which provide alley access to the rear and there is no utility easement, a detached garage may be located no less than two (2) feet from the rear lot line, provided that the setback requirement of Section 518.13, Subd. 6 of this code and all building codes are met. (Amended, Bill No. 2015-4)

Subd. 5.Additional setback requirement: all structures located on a corner lot that abuts a key lot. On a corner lot which abuts a key lot, the street/corner side setback requirement of such corner lot shall be equal to the front setback of any existing principal building on the key lot or 30 feet, whichever is less, however, in no case shall such street side setback requirement be less than 15 feet. (Figure 13)

Subd. 6.Additional setback requirement: vehicle access door facing a side or rear lot line. Whenever any building (principal or accessory) is located in such a manner that a vehicle access door faces a side or rear lot line, such side or rear setback requirement shall be not less than 20 feet, except under the following conditions:

a)

If a vehicle access door faces a street side lot line which abuts a nonarterial or noncollector street, such street side setback requirement shall be not less than 15 feet; or

b)

If a vehicle access door faces a rear lot line which abuts an alley, such rear setback requirement shall be not less than 15 feet; or

c)

If a vehicle access door faces an interior side lot line on a lot that is less than 45 feet in width, such interior side setback requirement shall be not less than 15 feet.

Subd. 7.Additional height for accessory garages. The maximum height of an accessory garage may be increased when the following conditions are met:

a)

For lots that are less than 75 feet in width, a detached accessory garage may not exceed the height of the principal residential structure, 1 - ½ stories or 18 feet, whichever is less. In no case shall the highest point of the roof of the detached accessory garage exceed the highest point of the roof of the principal residential structure.

b)

For lots that are 75 feet or greater in width, a detached accessory garage may not exceed the height of the principal structure. In no case shall the highest point of the roof of the detached accessory garage exceed the highest point of the roof of the principal residential structure.

c)

Primary exterior materials of the accessory garage/structure must match the primary exterior materials of the principal building and the roof pitch must be substantially similar to the primary roof pitch of the principal building.

d)

Windows, false windows, doors or similar openings are required on all second story walls. (Added, Bill No. 2015-4)

Subdivision 1.Standards. Developments shall be constructed and maintained in accordance with the standards set out in this subsection.

Subd. 2.Dimensions and floor area. Dwellings constructed after June 1, 1995, shall be a minimum of 24 feet in length and width for at least 50 percent of each distance as measured from outside wall surfaces, and shall contain a minimum of 1,100 square feet of gross floor area.

Subd. 3.Garage planning. Building plans submitted after July 5, 2008 for new single-family dwellings 1,200 square feet or less shall include garage space for not less than one (1) vehicle and shall designate area on the lot for future construction of garage space for a second vehicle that will not require any variances. Building plan submitted after July 5, 2008 for new single-family dwellings over 1,200 square feet shall include garage space not less than two (2) vehicles. For the purposes of this subdivision only, each vehicle shall require a garage space of not less than ten (10) feet in width by 20 feet in depth. (Amended, Bill No. 2008-11)

Subd. 4.Performance standards of Section 544. Developments shall be constructed and maintained in accordance with the applicable performance standards set out in Section 544 of this Code.

Subd. 5.Design and overlay districts. All property located within a design district or corridor overlay district shall be subject to such district's additional requirements and/or modifications.