Sign Regulations in Renton, WA (2026)
4 verified sign regulations for Renton, Washington, sourced directly from the municipal code and official government pages.
Verified from official government sources
Political Signs
Renton allows political signs on private property with the owner's consent and on the public right-of-way, capped at 32 square feet single-faced or 64 square feet multi-faced. RMC 4-4-100.J.4 requires removal within 14 days after the election.
Renton Political Sign Rules
Some RestrictionsRMC 4-4-100.J.4
4. Political Signs: a. Permitted Location: In addition to being permitted on the public right-of-way, political signs may be displayed on private property with the consent of the property owner or the lawful occupant thereof and on public right-of-way as long as such display does not interfere with pedestrian or public safety. b. Maximum Size: Political signs shall not be greater than thirty tw...
Garage Sale Signs
Renton lets residents post garage sale signs without a permit, but only for a 24-hour window before and after the sale. Signs are capped at 32 by 36 inches, 10 feet tall, and cannot touch utility poles or traffic devices under RMC 4-4-100.J.3.
Renton Garage Sale Sign Rules
Light RestrictionsRMC 4-4-100.J.3
3. Garage Sale Signs: a. Permit Requirements: No permit required. b. Maximum Display Period: Maximum of twenty four (24) hours prior to the start of the sale and a maximum of twenty four (24) hours after the sale is completed. c. Allowed Uses: For directing potential customers to the garage sale site. d. Allowable Sign Type: A nonilluminated freestanding sign or an A-frame sign. e. Maximum Size...
Digital Billboards
Renton bars animated, blinking, flashing signs, and fast-revolving signs (more than 8 revolutions per minute) within 75 feet of the right-of-way outside the City Center, and citywide inside the City Center. Electronic message boards are only exempted for public facilities and Automall-area car dealers.
Renton Electronic and Flashing Sign Restrictions
Significant RestrictionsRMC 4-4-100(C)(3)
3. Animated, Revolving, Blinking and Flashing Signs: a. Outside City Center: All of the following signs located within seventy five feet (75') of the public right-of-way with any of the following features: animated, revolving more than eight (8) revolutions per minute, blinking and flashing. Exceptions are public service signs, such as those which give the time, temperature and/or humidity, and...
Window Signs
Renton exempts window signs from most of its Sign Code because they sit inside a building, but Category C signage in the City Center's CD Zone caps opaque window coverage at 10 percent so storefronts stay transparent.
Renton Window Sign Coverage Rules
Light RestrictionsRMC 4-4-100H4b
Buildings located in the CD Zone: Opaque signage is only allowed on or in no more than 10% of the window space. Stenciled or other signage types that allow visibility into the building are encouraged and do not count toward the 10% calculation of signage in windows.
Looking for King County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Renton city rules.
Sign Regulations in King County →