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Nampa City Zoning Code

CHAPTER 12

- RMH—MULTIPLE-FAMILY RESIDENTIAL DISTRICT/ZONE

Sections:


10-12-1.- Description and purpose.

The RMH multiple-family residential district provides for high density, multiple-family housing. It is intended to be situated near major commerce areas, campus locations, and major thoroughfare intersections and around the downtown districts.

(Ord. No. 4617, § 1(Exh. A), 10-4-2021; Ord. No. 4777, § 1(Exh. A), 12-18-2023)

10-12-2. - Permitted buildings and uses.

Permitted buildings and uses in the RMH District shall be as set forth in section 10-3-2, Schedule of district/zone land use controls, of this title, subject to the general provisions and exceptions set forth in this and other chapters of this title.

A.

Two-family or multiple-family properties proposed to be subdivided into individual parcels shall comply with the following requirements:

1.

Deeds or covenants pertaining to buildings shall contain appropriate provisions regarding harmonious maintenance of individually or commonly owned indoor or outdoor walls and outdoor yard areas.

2.

Maintenance and shared use agreements for access and parking shall be recorded in a separate document from the final plat. (e.g.: covenants, conditions and restrictions or other legal document.)

3.

Maintenance or encroachment easements shall be recorded as necessary for individual owners to assure access to all privately owned yard areas and outdoor walls.

4.

Overall lot area, lot width and yard setback requirements for buildings shall be the same as for buildings under single ownership.

(Ord. No. 4617, § 1(Exh. A), 10-4-2021)

10-12-3. - Structural height and accessory structure setback regulations.

A.

No principal structure shall exceed 65 feet without approval of the council (measured from grade to the ceiling of the top floor of the structure).

B.

When an RMH zoned parcel is within 100 feet of an AG, RA, RD or RS zoning district, the maximum permitted building height shall be limited to 30 feet, (measured from grade to the ceiling of the top floor of the structure), for a distance of 50 feet into the RMH property from the side facing the AG, RA, RD or RS zoning districts.

C.

Detached accessory structures shall not be taller than 22 feet, (measured from grade to the structure height as defined in chapter 1 of this title).

(Ord. No. 4617, § 1(Exh. A), 10-4-2021; Ord. No. 4671, § 1(Exh. A), 5-16-2022; Ord. No. 4702, § 1(Exh. A), 12-5-2022; Ord. No. 4777, § 1(Exh. A), 12-18-2023)

10-12-4. - Property area, width, setback and density requirements.

The following minimum requirements shall be observed:

A.

Spatial and bulk requirements for principal structures and accessory structures.

Required front setbacks 20 feet to garage wall 15 feet to living area
Required setback abutting public right-of-way (Street Side) 10 feet
Required side setbacks (less than 30' in height) 15 feet
Required side and rear setbacks (greater than 30' in height) For every 10' over 30' in height add 5 feet to the 15 foot setback
Required setback abutting public right-of-way (Alley Side) 15 feet from alley centerline
Required rear setbacks for standard buildable lot 15 feet
Required rear setbacks for corner lot that has been split 5 feet
Minimum property width 30 feet
Required accessory structure front setback Side or rear yard behind the front plane for the principal structure or 20 feet, whichever is greater
Required accessory structure side and rear setback 8 feet
Required landscape buffer on all City local, collector and arterial roads (Subdivisions only) 25 feet

 

1.

In a case where a property line is in the drive aisle of the development or in the right-of-way, the front yard setback for that structure shall be measured from the back of the sidewalk or five feet from the back of curb if no sidewalk exists.

2.

When a single-family dwelling is located or to be located on a platted corner lot, the lot area requirement may be reduced in accordance with section 10-10-8 of this chapter.

3.

Setbacks shall be measured from the property line or future right-of-way where known or determined by the city engineer.

4.

Where a utility easement is recorded adjacent to a rear property line, the setback shall be no less than the width of the easement on the development site or as designated in the chart, whichever is greater.

5.

A planned unit development (PUD) may be requested to reduce rear yard setbacks in a subdivision development. A conditional use permit (CUP) may be requested to reduce rear yard setbacks for a single lot.

B.

If an original parcel is intended for residential development and is large enough to split or subdivide, the new parcels for development shall be arranged in such a way that the lot sizes and dwelling units will comply with the density requirements in Nampa City Code sections 10-12, 10-26 or 10-27.

If the original parcel is not large enough for a split or subdivision (to create multiple legal lots), then a single-family dwelling shall be allowed without meeting minimum density requirements. A duplex dwelling may also be considered if the lot is sized appropriately.

C.

Access. All lots/parcels developed/"built out," or proposed to be developed/"built out," with structures thereon shall have, or be demonstrated to have, legal access to a public street, before the city may issue or approve construction of any structures on that lot/parcel (as iterated in the definition of "property" in section 10-1-2, "definitions," and subsection 10-1-7.B.1 of this title). Lots/parcels developed in this zone do not have to have direct lot/parcel frontage on a public street however, only legal access to the same.

D.

Density requirements and lot sizes. Developments created via preliminary/final plat, short plat or property boundary adjustment shall meet the comprehensive plan gross density requirements of 8+ dwelling units per acre in the high density residential or community mixed use designated areas.

Base lot: The cumulative area of the parcel(s) where the multi-unit structure resides. When developing townhouses the base lot shall be a lot size within the minimum and maximum range on the chart. From this proposed base lot the townhouse units can be subdivided according to the product type to provide single-family housing units.

FUTURE
LAND USE
DESIGNATION
ZONE/TYPEMINIMUM
BASE
LOT SIZE
MAXIMUM
BASE
LOT SIZE
HDR CMU RMH Two-Unit Townhouse 6,000 s.f. 9,000 s.f.
HDR CMU RMH Three-Unit Townhouse 6,500 s.f. 12,000 s.f.
HDR CMU RMH Four-Unit Townhouse 7,000 s.f. 14,000 s.f.
HDR CMU RMH Four + Unit Townhouse 7,000 s.f. + 500 s.f. per DU > 4 14,000 s.f. + 2,500 s.f. per DU > 4
HDR CMU RMH Duplex 6,000 s.f. 9,000 s.f.
HDR CMU RMH Three-Units on one parcel 6,500 s.f. 12,000 s.f.
HDR CMU RMH Four-Units on one parcel 7,000 s.f. 14,000 s.f.
HDR CMU RMH Four + Units on one parcel 7,000 s.f. + 500 s.f. per DU > 4 14,000 s.f. + 2,500 s.f. per DU > 4

 

If an existing lot is less than 6,000 square feet in the RMH zoning district, a single family detached residence may be placed on the lot after obtaining a variance from the Nampa City Council.

Single-family detached residential subdivisions are not a permitted use in the RMH zoning district.

(Ord. No. 4617, § 1(Exh. A), 10-4-2021; Ord. No. 4671, § 1(Exh. A), 5-16-2022; Ord. No. 4702, § 1(Exh. A), 12-5-2022; Ord. No. 4727, § 1(Exh. A), 4-3-2023; Ord. No. 4777, § 1(Exh. A), 12-18-2023)

10-12-5. - Maximum property coverage.

None specified for primary structures. For accessory structures refer to subsection 10-1-7.D.3.

10-12-6. - Corner lots.

Platted corner lots shall observe the minimum front yard setback requirements on one street side. A ten foot minimum setback shall be required on the second street side.

Two single-family dwellings may be permitted on platted corner lots when the following criteria are met:

A.

Location. On lots platted prior to 1947 that are at least 50 feet wide by 140 feet deep.

B.

Special requirements. Requirement number 3 shall have no effect on corner lots containing two existing single-family homes prior to June 16, 1975. Other listed requirements shall have no effect on corner lots containing two existing single- family homes prior to April 16, 1979, provided no conditional use permit has been granted containing any of the requirements. In instances where a conditional use permit has been granted, conditions of the permit shall be adhered to.

1.

Two off street parking spaces shall be provided for each lot.

2.

Curb, gutter and sidewalk shall be provided in accordance with Nampa Engineering Policies and Construction Standards.

3.

The smallest parcel shall be at least 65 feet long.

4.

Utility services shall be located in recorded easements on private property.

5.

A record of survey and deeds for the lot split shall be recorded prior to the application of a building permit for the new home.

6.

Construction shall comply with plans submitted, approved and on file with the building division.

7.

The building official shall not issue a certificate of occupancy until the engineering, planning and zoning and building departments are satisfied that all of the stated requirements have been complied with. A certificate of occupancy may be issued upon receipt of a bond in the amount of 150 percent of the value of incomplete improvements as approved by the director or his/her designee.

8.

An application for a building permit shall include a plot plan showing existing conditions and proposed improvements at a scale of at least one inch to 20 feet.

(Ord. No. 4617, § 1(Exh. A), 10-4-2021)

10-12-7. - Design review, parking, parking lot landscaping, signage property landscaping, and open space.

All uses shall conform to the façade design, parking, parking lot landscaping, signage, open space and property landscaping requirements in chapters 22, 23, 33 and 34 of this title.

(Ord. No. 4617, § 1(Exh. A), 10-4-2021)