Chapter 21.28
RESIDENTIAL 1 ZONE CLASSIFICATION (R-1)

Sections:

21.28.010    Purpose—Intent.

21.28.020    Allowable uses.

21.28.025    Administrative review uses.

21.28.030    Conditional uses.

21.28.040    Temporary uses permitted.

21.28.050    Minimum development standards.

21.28.010 Purpose—Intent.

The R-1 zone classification is intended to encourage population concentration in areas where public or private services, utilities, and access can be provided with a minimum burden to community resources in the rural I land use area of the county comprehensive plan A. (Ord. 2005-02 (part))

21.28.020 Allowable uses.

A. Single-family dwellings.

B. Duplexes.

C. Triplexes.

D. Fourplexes.

E. Professional services.

F. Public facilities and utilities.

G. Cottage occupation (in accordance with Chapter 21.70).

H. Light home industry (in accordance with Chapter 21.70).

I. Domestic agriculture.

J. Residential care facilities (in accordance with Chapter 21.85).

K. Family day care home (in accordance with Section 21.86.020).

L. Safe home.

M. Accessory equipment structures.

N. Attached communication facilities located on BPA towers (in accordance with Section 21.70.160).

O. Religious facilities. (Ord. 2018-03, 4-17-18; Ord. 2005-02 (part))

21.28.025 Administrative review uses.

A. Child mini-day care center (in accordance with Section 21.86.030).

B. Attached communication facilities, not located on BPA towers (in accordance with Section 21.70.160). (Ord. 2005-02 (part))

21.28.030 Conditional uses.

A. Outdoor recreational facilities.

B. Indoor recreational facilities.

C. Campgrounds.

D. Group camps.

E. Rural event centers.

F. Retreat centers.

G. Public display.

H. Geothermal energy facilities.

I. Surface mining.

J. Cluster developments.

K. Semi-public facilities.

L. Mobile home parks.

M. Child day care center (in accordance with Section 21.86.040).

N. Communication towers (in accordance with Section 21.70.160).

O. Co-location of communication towers (in accordance with Section 21.70.160). (Ord. 2021-02, 6-22-21; Ord. 2005-02 (part))

21.28.040 Temporary uses permitted.

Temporary uses shall be permitted in accordance with requirements of Section 21.70.120 of this title. (Ord. 2005-02 (part))

21.28.050 Minimum development standards.

A. Lot Size. The standard minimum lot size, dimensions, and proportions shall be as follows:

1. Where water supply is individual wells, and individual sewage disposal systems are used, minimum lot size shall be two acres. Minimum lot width shall be two hundred feet.

2. Where an adequate public water supply and individual sewage disposal system is used, minimum lot size shall be twelve thousand five hundred square feet. Minimum lot width shall be ninety feet. Minimum lot depth shall be one hundred twenty feet.

3. Where adequate public water supply and adequate public sewer lines are used, the minimum lot size shall be eight thousand square feet. Minimum lot width shall be seventy feet.

4. In subsections (A)(1), (2) and (3) of this section, the lot depth should not exceed the lot width by more than a ratio of four to one (four being the depth). Access panhandles shall not be taken into account as part of the area calculations relative to minimum lot size indicated above.

B. Density Requirements.

1. Single-Family. Each single-family housing unit (including mobile homes) shall require minimum lot area listed under subsection A of this section.

2. Duplex. Each duplex shall require one hundred fifty percent of the minimum lot area listed under this section, but shall not be less than eighteen thousand square feet.

3. Triplex. Each triplex shall require two hundred percent of the minimum lot area listed under this section, but shall not be less than twenty-four thousand square feet.

4. Fourplex. Each fourplex shall require two hundred fifty percent of the minimum lot area listed under this section, but shall not be less than thirty-two thousand square feet.

C. Setbacks.

1. Two Acres.

a. Front Yard. No building or accessory building shall be constructed closer than fifty feet from the centerline of the public road right-of-way or thirty-five feet from the centerline of a private road (not including private driveways), or twenty feet from the front property line, whichever is greater.

b. Side Yard. On each side of the building or accessory building, a side yard shall be provided of not less than twenty feet.

c. Rear Yard. A rear yard shall be provided of not less than twenty feet, including accessory buildings.

d. Nonconforming Lots. Lots of less than two acres in size shall conform to at least standard building code setback requirements for unzoned lots.

2. Twelve Thousand Five Hundred Square Feet.

a. Front Yard. No building or accessory building shall be constructed closer than forty-five feet from the centerline of the public road right-of-way or thirty-five feet from the centerline of a private road (not including private driveways), or road or fifteen feet from the front property line, whichever is greater.

b. Side Yard. On each side of the building or accessory building, a side yard shall be provided of not less than five feet.

c. Rear Yard. A rear yard shall be provided of not less than fifteen feet, including accessory buildings.

3. Eight Thousand Square Feet.

a. Front Yard. No building or accessory building shall be constructed closer than forty-five feet from the centerline of the public road right-of-way or thirty-five feet from the centerline of a private road (not including private driveways), or road or fifteen feet from the front property line, whichever is greater.

b. Side Yard. On each side of the building or accessory building, a side yard shall be provided of not less than five feet.

c. Rear Yard. A rear yard shall be provided of not less than fifteen feet, including accessory buildings.

4. A Yard that Fronts on More than One Road. A setback requirement for the front yard of a lot that fronts on more than one road shall be the required setback for that zone classification. All other frontages shall have a setback of fifteen feet from the property line, or the edge of the public road right-of-way or private road easement, whichever is greater if the parcel is less than two acres. If the parcel is greater than two acres, the setback shall be twenty feet from the property line, or the edge of the public road right-of-way or private road easement, whichever is greater.

5. Setbacks from cul-de-sacs and hammerhead turnarounds shall be twenty feet from the property line, or the edge of the public road right-of-way or private road easement, whichever is greater.

D. Other Standards.

1. Building coverage shall not exceed thirty percent of the total lot area.

2. Building height limit for permitted uses shall not exceed thirty-five feet above average site grade, with the exception of Section 21.70.050 of this title.

3. Standards for off-street parking shall comply with Section 21.70.070 of this title.

4. No building or structure may be located within any easements. (Ord. 2005-02 (part))