Sign Regulations in Sammamish, WA (2026)
2 verified sign regulations for Sammamish, Washington, sourced directly from the municipal code and official government pages.
Verified from official government sources
Political Signs
Sammamish regulates political signs content-neutrally as non-commercial temporary signs. On private property a sign may be up to 32 sq ft and 8 ft tall for up to 180 days. In the right-of-way, a non-A-frame sign may be up to 4 sq ft and 3 ft tall for up to 180 days.
Sammamish Political Sign Rules
Few RestrictionsGarage Sale Signs
Sammamish does not have a separate garage-sale-sign rule. Directional or event signs are handled under the general temporary-sign provisions. A small A-frame sign in the right-of-way may be up to 6 sq ft and 3.5 ft tall for only 5 consecutive days, and signs may not block sidewalks, travel lanes, or sight distance.
Sammamish Garage Sale Sign Rules
Some RestrictionsLooking for King County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Sammamish city rules.
Sign Regulations in King County →