The purpose of the R-4 Residential-Urban Single-Family District is to provide for high density single-family dwelling units within public or semipublic sewered areas of the community at a relatively dense urban scale and to be established only when such services are available. (Prior Code § 20-65-1)

Subject to applicable provisions of this title, the following are permitted uses in the R-4 District:

   A.   Essential services.

   B.   Personal wireless service antennas located upon a public structure, as regulated by chapter 33 of this title.

   C.   Public parks and playgrounds.

   D.   Residential care facilities serving six (6) or fewer persons.

   E.   Single-family detached dwellings. (Prior Code § 20-65-2)

Subject to applicable provisions of this title, the following are interim uses in the R-4 District and are governed by chapter 5 of this title:

   A.   Farms, farmsteads, and farming.

   B.   Home extended business as regulated by chapter 29 of this title.

   C.   Model homes as regulated by chapter 20 of this title. (Prior Code § 20-65-3)

Subject to applicable provisions of this title, the following are permitted accessory uses in the R-4 District:

   A.   Accessory uses incidental and customary to the uses permitted in sections 11-65-2, 11-65-3 and 11-65-5 of this chapter.

   B.   Except as otherwise limited, private recreational facilities, only accessory to an existing principal permitted use on the same lot and which are operated for the enjoyment and convenience of the residents of the principal use and their occasional guests.

   C.   Fences.

   D.   Home occupations.

   E.   In home daycare serving fourteen (14) or fewer persons in a single-family detached dwelling.

   F.   Noncommercial greenhouses, provided they do not exceed two hundred (200) square feet in area.

   G.   Private garages and off street parking.

   H.   Radio and television receiving antennas including single satellite dish TVROs, short wave radio dispatching antennas, or those necessary for the operation of household electronic equipment including radio receivers, Federal licensed amateur radio stations and television receivers, as regulated by chapter 33 of this title.

   I.   Recreational vehicles and equipment.

   J.   Secondary dwelling unit within a single-family shall be allowed subject to approval of an administrative permit pursuant to chapter 8 of this title in compliance with the following performance standards:

      1.   The design and construction of the principal building is not a two-family dwelling as defined in this title.

      2.   There shall be an interior connection between the main living area and accessory living quarters that is able to be unlocked from each side of the connection and that is not secured by a deadbolt or keyed lockset.

      3.   The principal building shall be served by single Municipal water, sanitary sewer, gas and/or electric utility service lines each with a single meter for the respective utility where applicable.

      4.   The principal building shall have one heating and air conditioning system.

      5.   There shall be a minimum of three (3) garage stalls having direct exterior access (not in a tandem arrangement) attached to the principal building with a driveway access in front of each stall so as to allow direct vehicle maneuvering to each of the stalls.

      6.   The property shall have one street address.

   K.   Tool houses, sheds and other such structures for the storage of domestic supplies and equipment. (Prior Code § 20-65-4)

Subject to applicable provisions of this title, the following are conditional uses in an R-4 District. (Requires a conditional use permit based upon procedures set forth and regulated by chapter 4 of this title.)

   A.   Governmental and public related utility buildings and structures necessary for the health, safety and general welfare of the City; provided, that:

      1.   When abutting a residential use in a residential use district, the property is screened and landscaped in compliance with chapter 19 of this title.

      2.   The provisions of subsection 11-4-2F of this title are considered and determined to be satisfied.

   B.   Personal wireless service towers and antennas not located on a public structure as regulated by chapter 33 of this title.

   C.   Planned unit development as regulated by chapter 36 of this title.

   D.   Public or semipublic recreational buildings and neighborhood or community centers; public and private educational institutions limited to elementary, junior high and senior high schools; and religious institutions such as churches, chapels, temples and synagogues; provided, that:

      1.   Side yards shall be double that required for the district.

      2.   Adequate screening from abutting residential uses and landscaping is provided in compliance with chapter 19 of this title.

      3.   Adequate off street parking and access is provided on the site in compliance with chapter 21 of this title and that such parking is adequately screened and landscaped from surrounding and abutting residential uses in compliance with chapter 19 of this title.

      4.   Adequate off street loading and service entrances are provided and regulated where applicable by chapter 22 of this title.

      5.   The provisions of subsection 11-4-2F of this title are considered and determined to be satisfied.

   E.   Single-family detached dwelling lots less than twelve thousand (12,000) square feet; provided, that:

      1.   The lot results from the resubdivision of a lot of record platted prior to November 15, 1990.

      2.   The lot is at least nine thousand (9,000) square feet in size.

      3.   The lot is at least sixty feet (60') in width.

      4.   The lot complies with all R-4 setbacks.

      5.   The lot has publicly controlled sewer service.

      6.   The provisions of subsection 11-4-2F of this title are considered and determined to be satisfied. (Prior Code § 20-65-5)

The following minimum requirements shall be observed in an R-4 District subject to additional requirements, exceptions and modifications set forth in this title:

   A.   Single-Family Lot Requirements:

      1.   Minimum lot area: Twelve thousand (12,000) square feet.

      2.   Minimum lot width:

         a.   Interior: Seventy five feet (75').

         b.   Corner: One hundred feet (100').

      3.   Minimum lot depth: One hundred feet (100'). (Prior Code § 20-65-6)

   B.   Principal Structure Setbacks: The following setbacks shall apply within the R-4 District: (Prior Code § 20-65-6; amd. 2018 Code)

      1.   Front yard:

 

 

      2.   Side yards:

         a.   Interior: Ten feet (10').

         b.   Corner: As required for the front yard.

      3.   Rear yard:

         a.   Interior: Twenty feet (20').

         b.   Through lot: As required for the front yard.

      4.   For lots of record preliminary platted before March 13, 2006 the setback from the side lot line of a corner lot abutting a local street right-of-way may be reduced to thirty (30) feet and the setback from an interior lot line may be reduced to seven (7) feet by approval of an Administrative Permit provided that:

         a.   The principal building and attached garage must be built to the minimum setback from the interior side lot line.

         b.   A revised grading plan for the individual lot shall be submitted with the application for an Administrative Permit based upon the reduced setback requirements, which shall be subject to review and approval of the City Engineer.

   C.   Accessory Structure Setbacks: Accessory structure setbacks as regulated by section 11-18-2 of this title.

(Prior Code § 20-65-6; amd. Ord. 2016-11, 9-26-2016)

The following lot coverage and height requirements shall be observed in an R-4 District:

   A.   The total ground area of all residential buildings shall not exceed a lot coverage of thirty percent (30%).

   B.   All residences shall be limited to a maximum height of two and one-half (21/2) stories or thirty five feet (35'). (Prior Code § 20-65-7)

   C.   The height of accessory uses as regulated by subsection 11-18-2F of this title. (Prior Code § 20-65-7; amd. 2018 Code)

Any preliminary plat abutting an R-1, R-2, R-3 or PUD District based on the lot standards of the aforementioned districts shall have a minimum of one tier of single-family dwelling lots bordering such a district to be subject to the lot standards of the R-4A District. Exemptions to the provisions of this section may be granted at the time of preliminary plat approval, provided one or more of the following conditions exist:

   A.   The properties are separated by a major collector or arterial street.

   B.   The properties are separated by a wetland, water body, floodplain, public open space, park or other such similar publicly reserved and development restricted area with a minimum width of one hundred feet (100') across its entire length. (Prior Code § 20-65-8)