Zoning Overlays & Bonuses in Shoreline, WA (2026)
1 verified zoning overlays & bonuses rules for Shoreline, Washington, sourced directly from the municipal code and official government pages.
Verified from official government sources
Density Bonus Law
SMC § 20.50.020, footnote (23)(a) gives Shoreline property owners a density bonus for middle housing: one existing dwelling unit per lot is exempt from the zone's unit-density maximum if the owner retains it on site rather than demolishing it, provided the retention conditions in footnote (23) are met.
Shoreline Middle-Housing Density Bonus for Retained Homes
Light RestrictionsShoreline Municipal Code § 20.50.020, footnote (23)(a)
(23) Flexibility for Unit Conversion and Retention of Existing Structures. Density and bulk standards can be modified if an existing dwelling unit is retained on site or converted to a middle housing type. ... Density and bulk standard modifications are as follows: a. Density Bonus. One existing dwelling unit per lot is exempt from the unit density maximums if retained on site.
Looking for King County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Shoreline city rules.
Zoning Overlays & Bonuses in King County →