City of Spokane Valley ADU Requirements

QUICK VIEW City of Spokane Valley ADU Requirements

Verified with City of Spokane Valley Planning 11-9-2022*

GENERAL REQUIREMENTS

Bedroom Count: 2 Bedrooms
Bathroom Count: 1 plus
Kitchen Count: 1
Heating Source: Separate
Entry Door: 36″
ADU’s per Parcel: 1
Off Street Parking Requirement: 1 parking spot
Prohibitions: na
Conversion of Existing to ADU: NOT VERIFIED

ADU ZONING REQUIREMENTS

ADU’s Allowed in Following Zones: R-1, R-2, R-3, R-4
Special Requirements:
1.CCR’s may restrict ADU’s

ADU Residency/Rental Requirements

Homeowner Residency Requirement: Primary residency required for 6 months in Either the primary or ADU unit
Primary/ADU for Rental: No restriction on renting both the primary and ADU for rental purposes subject to the occupancy requirement

ADU SIZE ALLOWED

ADU Size: not to exceed 10% of the lot size or 1,000 s.f. whichever is Greater
Measured From: Exterior Walls
Main Floor Size: Total s.f.
Second Floor Size: Total s.f.
Basement Allowed: NOT VERIFIED
Garages: NOT VERIFIED

SETBACKS AND LOCATIONS

In General: Must comply with the setback requirements for underlying zoning
Distance from Primary Homes: NA
Front Setback: Underlying zone
Back Setback: Underlying zone
Sides Setback: Underlying zone
Alleyway Setback: Underlying zone

DESIGN REQUIREMENTS

Singles Story ADU: match appearance of primary home in Exterior Finish Materials, Roof Pitch, Trim, and Windows
Wall Height: NA
Roof Height: NA
Roof Pitch: NA
Two Story ADU: match appearance of primary home in Exterior Finish Materials, Roof Pitch, Trim, and Windows
Wall Height: NA
Roof Height: NA
Roof Pitch: NA
45 Deg. Setback Required: NA
Over Garage ADU: NA
Wall Height: NA
Roof Height: NA
Roof Pitch: NA
45 Deg. Setback Required: NA
Architectural Requirements: Yes, see above

PERMITTING

ADU Permit Process: standard application
Special Hearing Requirement: No
Permit Cost: Building permit center

MISC.

City of Spokane Valley Zoning Map Click Here

City of Spokane Valley ADU Codes Highlighted

*Please verify all information as rules and zoning are subject to change.