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Farmington City Zoning Code

CHAPTER 11

SINGLE-FAMILY RESIDENTIAL ZONES

11-11-010: PURPOSE:

The purpose of this zone is to provide areas in the City for low to medium density single-family residential development. Four (4) zoning districts are provided for this purpose: R (Residential); LR (Large Residential); S (Suburban); and LS (Large Suburban). These zones are distinguished primarily by differences in lot size and setback standards, and development option standards. (Ord. 1999-20, 4-21-1999)

11-11-020: PERMITTED USES:

The following are permitted uses in all single-family residential zones. No other permitted uses are allowed, except as provided by subsection 11-4-050F of this title:
   Accessory dwelling unit.
   Agriculture.
   Class A animals.
   Class B animals (except in the R Zone).
   Home occupations complying with the home occupation chapter of this title, except as specified in section 11-11-030 of this chapter.
   Internal accessory dwelling unit.
   Residential facilities for the disabled.
   Signs complying with title 15 of this Code.
   Single-family residential dwellings.
   Uses customarily accessory to an established permitted use. (Ord. 2017-13, 5-16-2017; amd. Ord. 2021-25, 9-21-2021; Ord. 2023-40, 6-20-2023; Ord. 2025-27, 7-15-2025)

11-11-030: CONDITIONAL USES:

The following are conditional uses in all single-family residential zones. No other conditional uses are allowed, except as provided by subsection 11-4-050F of this title:
   Home occupations as identified in section 11-35-040 of this title.
   Private school or hospital.
   Public uses.
   Public utility installations (except lines and rights-of-way).
   Quasi-public uses.
   Residential facilities for the elderly. (Ord. 2017-13, 5-16-2017; amd. Ord. 2020-07, 5-5-2020; Ord. 2021-25, 9-21-2021; Ord. 2023-40, 6-20-2023)

11-11-040: DEVELOPMENT OPTIONS:

   A.   Subdivisions within the single-family residential zones may be developed as a nonconservation subdivision in accordance with the standards set forth in this chapter. Alternatively, subdivisions within the single-family residential zones may be developed as a conservation subdivision in accordance with the provisions of chapter 12 of this title providing innovative and flexible design opportunities.
   B.   Subdivisions within single-family residential zones greater than ten (10) acres in size, or located in the Conservation Overlay Zone, as described on the Farmington City zoning map, may be developed in accordance with the provisions of chapter 12 of this title providing innovative and flexible design opportunities. (Ord. 2014-33, 10-7-2014; amd. 2016 Code)

11-11-050: LOT AREA, WIDTH AND SETBACK STANDARDS:

   A.   Minimum Standards: The following shall be the minimum lot areas, widths and main building setbacks for conventional layout subdivision development in single-family residential zones:
 
Zone
Lot Area In Square Feet
Lot Width
Front
Side
Side Corner
Rear
Interior
Corner
R
16,000
75'
85'
25'
8' minimum, total 18'
20'
30'
LR
20,000
85'
95'
25'
10' minimum, total 22'
20'
30'
S
30,000
95'
100'
25'
10' minimum, total 22'
20'
30'
LS
40,000
100'
110'
30'
10' minimum, total 24'
25'
30'
*   Buildings shall not be built over utility easements that may run along the side and rear property lines, unless an exception is provided from the zoning administrator with the consent of the City's Development Review Committee and other applicable utility providers in writing.
 
   B.   Additional Lot Alternatives And Standards:
      1.   Alternatives:
         a.   Open Space: As an incentive for a subdivider to provide open space, the City, at its discretion, may approve a transfer of development right (TDR) or conservation subdivision as follows:
            (1)   Additional lots are those the city approves in exchange for a TDR as set forth in section 11-28-240 of this title; or in exchange for which the City obtains improved or unimproved land in fee title, or easement, for public purposes, such as parks, trails, detention basins, etc. The value of which, and the total number of lots related thereto, shall be determined by the City at its sole discretion as part of the subdivision process. Any applicant seeking additional lots under this section must provide a subdivision yield plan as defined in Chapter 2 of this title consistent with the underlying zone and the conventional subdivision standards within that zone to establish the base number of lots allowed prior to a request for additional lots, and the yield plan must also conform to subsections 11-12-070A. and B. of this title.
            (2)   Additional lots under this section may also be available for subdivisions consisting of ten (10) acres or more, or for subdivisions located in the conservation subdivision overlay zone as set forth in Chapter 12 of the Title “Conservation Subdivision (CS) Overlay Zone And Development Standards”; or
         b.   Moderate Income Housing: The City may approve a smaller lot size as set forth in the following table which will result in additional lots than what is conventionally allowed in the underlying zone as an incentive to a subdivider to provide moderate income housing.
 
Zone
Lot Area
R
8,000
LR
10,000
S
15,000
LS
20,000
 
            (1)   Minimum Requirement: Subdividers must provide or set aside lots (or dwelling units at the option of the City) equal in number to at least ten percent (10%) of the total number of lots approved for the subdivision for moderate income housing subject to recording a deed restriction(s) to ensure the required number of lots or units are available for a qualifying moderate income household; unless, at the sole discretion of, and by agreement with the City, the subdivider provides:
            (a)   A fee in lieu thereof determined in consideration of factors set forth in Section 11-28-270 of this Title;
            (b)   Preserve an existing on-site historic resource (standards for historic resources are set forth in Chapter 11-39 of this Title); or
            (c)   Some other public benefit; or
            (d)   A combination of (a), (b), and/or (c) above.
      2.   Alternate Standards:
         a.   Following the subdivision yield plan defined in Chapter 11-2 and using the minimum standards of subsection 11-11-050A to establish a maximum number of lots, a subdivider may alter the lot area, width, setback, and other dimensional requirements of lots within a subdivision using standards set forth in subsection 11-12-070C.
         b.   Lot area, width, setback, and other dimensional requirements for additional lots may meet such standards set forth in Chapter 12 of this title, but the number of lots in the subdivision cannot exceed the total number of lots resulting from the respective yield plan identified in section 11-12-070.
   C.   Class B Animals: In zones allowing class B animals, twenty thousand (20,000) square feet shall be required for two (2) sheep or goats or for one horse or cow. (Ord. 2014-33, 10-7-2014; amd. Ord. 2015-16, 5-26-2015; Ord. 2020-08, 5-5-2020; Ord. 2021-20, 8-3-2021; Ord. 2023-42, 7-18-2023; Ord. 2024-06, 1-16-2024)

11-11-060: ACCESSORY BUILDINGS AND STRUCTURES:

   A.   Location: Accessory buildings, except those listed in subsection B of this section:
      1.   Shall be separated from the main building by a distance in compliance with applicable building codes;
      2.   Cannot encroach on any recorded easement;
      3.   Must be located at least fifteen feet (15') from any dwelling on an adjacent lot;
      4.   Accessory buildings located to the rear or side of the main building shall not occupy more than twenty five percent (25%) of the required rear yard or thirty three percent (33%) of the required side yard. On lots greater than 0.40 acres, additional accessory building coverage percentage in the required rear yard may be considered as a special exception according to 11-3-045 ;
      5.   Accessory buildings shall, without exception, be subordinate in footprint to the main building.
      6.   Any eave, or part of an Accessory building, shall not overhang or extend past a property line.
      7.   An accessory building may be located in a side corner yard or front yard of a lot; providing, that the building is of the same general design or style as and comparable in excellence of quality and construction to the main building, and in no event shall the accessory building encroach into the required front yard or required side corner yard.
   B.   Animal Shelters And Similar Structures: Animal shelters, hay barns, coops, corrals or other similar buildings or structures shall be located not less than ten feet (10') from any side or rear property line and fifty feet (50') from any public street or from any dwelling on an adjacent property.
   C.   Double Frontage Lots: On double frontage lots, accessory buildings shall be located not less than twenty five feet (25') from each street upon which the lot has frontage.
      1.   Exception: An accessory building which is less than ten feet (10') in height and two hundred (200) square feet in ground floor area may be located in a rear yard fronting a street so long as that yard does not abut the front yard of a neighboring property. The ten feet (10') shall be measured to the peak of a pitched roof. An accessory building located in the rear yard with street frontage shall be screened from view of the right of way by a visual barrier fence or landscaping. (Ord. 2005-11, 4-6-2005; amd. Ord. 2015-16, 5-26-2015; Ord. 2019-23, 7-16-2019; Ord. 2022-8, 1-18-2022; Ord. 2023-42, 7-18-2023; Ord. 2024-41, 7-16-2024; Ord. 2025-22, 5-20-2025)

11-11-070: BUILDING HEIGHT:

   A.   Main Buildings:
      1.   Main buildings shall not exceed twenty seven feet (27') in height; unless the Planning Commission approves an increased height after review of a special exception application filed by the property owner per section 11-3-045;
      2.   No dwelling or structure shall contain less than one story.
   B.   Accessory Buildings Or Structures (which does not include fences):
      1.   Accessory buildings or structures shall not exceed fifteen feet (15') in height unless an increased height is approved by the planning commission after review of a special exception application filed by the property owner per section 11-3-045.
      2.   Accessory buildings within one foot (1') of a side property line located in the side yard or front yard shall be limited to ten feet (10') in height and an increase in height of one (1') may be allowed for each additional foot setback from the side property, but not to exceed the maximum height for such buildings unless as otherwise provided herein.
      3.   Accessory buildings shall, without exception, be subordinate in height to the main building, unless the main building is less than fifteen feet (15') in height. (Ord. 2005-11, 4-6-2005; amd. Ord. 2019-23, 7-16-2019; Ord. 2021-01, 1-19-2021; Ord. 2022-8, 1-18-2022; Ord. 2024-41, 7-16-2024)

11-11-080: NONCONFORMING SUBDIVISIONS:

   A.   Lots in subdivisions approved and recorded prior to May 14, 1986, which were located in R-1-4 zones which have subsequently been rezoned to R, may be approved for construction of new single-family homes with the minimum side yard setbacks established for the R zone. These minimum setbacks were five feet (5') on each side of the home. Front and rear yard setbacks shall comply with the current zoning. Subdivisions in which this provision may be applied include Oakridge Country Club Estates III, Woodridge Village 1 and 2, Fairway Fields and Aegean Village A and B.
   B.   The four thousand (4,000) square foot minimum lot size, twin home use, and the minimum setbacks as were approved and recorded in Woodridge Village 1 and 2 shall be allowed in the adjacent 2.63 acres, preliminarily approved as the Farmington Court Subdivision by the planning commission on March 20, 1984, and by the city council on March 21, 1984, as a conditional use, to allow reasonable use of the land and conformity with, the use of the street that will serve the property. (Ord. 1999-20, 4-21-1999)

11-11-090: PARKING RESTRICTIONS:

Minimum parking required by this title shall not be located within the minimum required front or side yard setback adjacent to a public or private street in any single-family residential zone. (Ord. 1999-20, 4-21-1999)

11-11-100: SITE DEVELOPMENT:

Site development on single-family residential lots shall conform to section 11-7-050 of this title. (Ord. 1999-20, 4-21-1999)