Mapleton City Zoning Code

The name of this zone shall be the Hollows subdivision PRC-10 zone. The purpose of this zone is to create an attractive residential subdivision that respects Mapleton's rural heritage and desire for conservation subdivisions by providing a mix of lot sizes, protected open space and trail amenities. (Ord. 2026-06, 5-6-2026)

One single-family dwelling per lot.

Parks and/or open space.

Temporary structures necessary for sales and/or construction activities, subject to subsection 18.84.200B of this title. (Ord. 2026-06, 5-6-2026)

Permitted accessory uses include:

   Home occupations subject to section 18.84.380 of this title.

   Owner occupied accessory apartments subject to section 18.84.410 of this title. (Ord. 2026-06, 5-6-2026)

None. (Ord. 2026-06, 5-6-2026)

The base density for the zone is forty-three (43) residential lots. The density may be increased up to a maximum of sixty-three (63) lots with the use of twenty (20) Transferable Development Right (TDR) certificates. Eight (8) TDR certificates shall be required for phase 1 (14 lots). After phase 1, one (1) TDR certificate shall be required for every lot above fifty-one (51). (Ord. 2026-06, 5-6-2026)

To create variety within the subdivision, there shall be a mix of lot sizes. At least twenty (20) percent of the total lots shall be at least forty thousand (40,000) square feet in size and in no case shall a lot be smaller than twelve thousand (12,000) square feet. (Ord. 2026-06, 5-6-2026)

   A.   Main Building:

      1.   Front yard/garage setback: No less than twenty-five feet (25') measured from the property line to the foundation of the home. For homes that have garage doors that face the street, the garage shall be set back a minimum of twenty feet (20') from the back of any trail or sidewalk.

      2.   Corner lot side yard facing the street: Measured the same as the front yard.

      3.   Rear yard setback: No less than fifteen feet (15') measured from the rear property line to the foundation of the home.

      4.   Side yard setback: No less than ten feet (10') measured from the property line to the foundation of the home.

   B.   Accessory Buildings: Accessory buildings shall be subject to section 18.84.230 of this title.

   C.   Building Coverage: The total building footprint of all buildings on a lot shall not exceed thirty-five (35) percent of the lot area.

   D.   Projections Into Yards: The following structures may be erected on or projected into any required yard:

      1.   Necessary appurtenances for utility service.

      2.   The structures listed below may project into a minimum front or rear yard not more than four feet (4'), and into a minimum side yard not more than two feet (2'):

         a.   Cornices, eaves, belt courses, sills, buttresses, or other similar architectural features.

         b.   Fireplace structures and bays, if they are not wider than eight feet (8') measured parallel to the wall of which they are a part.

         c.   Stairways, balconies, door stoops, fire escapes, awnings, and planter boxes or masonry planters not exceeding twenty-four inches (24") in height. (Ord. 2026-06, 5-6-2026)

All buildings and structures shall not exceed two (2) stories above top back of curb with a maximum height of forty (40) feet as defined in section 18.08.010 of this title. (Ord. 2026-06, 5-6-2026)

A single-family dwelling shall provide at least two (2) off-street parking spaces located in an attached or detached garage that is fully enclosed. All dwelling units shall have a driveway made of hard surface material no less than twelve feet (12') in width. (Ord. 2026-06, 5-6-2026)

The project shall include at least seven (7) acres of protected open space. The open space that includes the City's existing Parkway Trail shall be dedicated to Mapleton City at the time of plat recording for the phase(s) that include the trail. All other open spaces shall be owned by a Homeowners Association (HOA) or another private entity. The City shall be granted an easement for any proposed natural surface trails. The final subdivision plat(s) shall identify the restrictions on the private open space. (Ord. 2026-06, 5-6-2026)