Outdoor Lighting in Shoreline, WA (2026)
2 verified outdoor lighting rules for Shoreline, Washington, sourced directly from the municipal code and official government pages.
Verified from official government sources
Dark Sky Rules
In the City of Shoreline, SMC § 20.50.115(B) bans upward floodlight projection, search lights, laser lights and any similar high-intensity light, plus flashing, blinking, rotating or strobe lighting visible beyond the lot line. Emergency, pool, sign, holiday, sports and alarm-triggered lighting are exempted from the ban.
Shoreline Bans Floodlights, Search Lights, Strobes
Significant RestrictionsShoreline Municipal Code § 20.50.115(B)
Prohibited Lighting. The following types of lighting are prohibited: 1. Outdoor floodlighting by floodlight projection above the horizontal plane. 2. Search lights, laser source lights, or any similar high intensity light. 3. Flashing, blinking, rotating or strobe light illumination device located on the exterior of a building or on the inside of a window which is visible beyond the boundaries ...
Light Trespass & Shielding
In the City of Shoreline, SMC § 20.50.115(A) requires outdoor lighting fixtures to be non-glare and shielded so the light source itself is not directly visible from neighboring properties or the public right-of-way. The rule targets stray light trespassing onto abutting properties and adjacent streets, not just the intensity of the fixture.
Shoreline Light Trespass Shielding Standard
Some RestrictionsShoreline Municipal Code § 20.50.115(A)
Light Trespass Standard. Outdoor lighting fixtures shall be non-glare and shielded to minimize direct illumination of abutting properties and adjacent streets. Light fixtures shall be located, aimed or shielded so as to minimize stray light trespassing to adjacent properties and buildings. The light source (lamp or bulb) in a fixture must be shielded such that the light source is not directly v...
Looking for King County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Shoreline city rules.
Outdoor Lighting in King County →