Building Setbacks & Zoning in Spokane, WA (2026)
3 verified building setbacks & zoning rules for Spokane, Washington, sourced directly from the municipal code and official government pages.
Verified from official government sources
Setback Rules
Spokane setbacks are set in SMC 17C.110. Single-family residential zones typically require 15-ft front, 5-ft side, and 15-ft rear setbacks. HB 1110 middle-housing reform (2023) mandates flexibility for duplexes, triplexes, and fourplexes on single-family lots.
Building Setbacks: Setback Rules
Some RestrictionsStructure Height Limits
Spokane caps residential structure height at 35 feet in RSF zones under SMC 17C.110. Accessory structures limited to 20-24 ft. Downtown and Center zones allow taller buildings subject to shadow and design review.
Building Setbacks: Structure Height Limits
Some RestrictionsLot Coverage Limits
Spokane limits residential lot coverage under SMC 17C.110. RSF zones typically allow 45-50% building coverage. HB 1110 middle-housing rules may adjust coverage to accommodate duplex/fourplex development on standard lots.
Building Setbacks: Lot Coverage
Some RestrictionsLooking for Spokane County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Spokane city rules.
Building Setbacks & Zoning in Spokane County →