Sign Regulations in Costa Mesa, CA (2026)
3 verified sign regulations for Costa Mesa, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Political Signs
Costa Mesa classifies political campaign signs as noncommercial portable signs under Chapter VIII of Title 13 of the Municipal Code. Noncommercial portable signs promoting political viewpoints, commenting on public officials, or addressing matters of public discourse are permitted in residential areas subject to size, placement, and maintenance standards.
Costa Mesa Political Sign Regulations
Few RestrictionsGarage Sale Signs
Costa Mesa regulates garage and yard sale signs as part of its broader sign ordinance under Title 13 of the Municipal Code. Signs advertising garage sales must comply with placement, size, and location restrictions and may not be placed in the public right-of-way or on utility poles.
Costa Mesa Garage Sale Sign Rules
Some RestrictionsHoliday Displays
Costa Mesa does not impose strict regulations on residential holiday and seasonal decorations. Displays are generally permitted on private property as long as they do not create safety hazards, obstruct visibility, or violate noise ordinances. The city's sign ordinance primarily targets commercial signage rather than seasonal residential decorations.
Costa Mesa Holiday Display and Seasonal Decoration Rules
Few RestrictionsLooking for Orange County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Costa Mesa city rules.
Sign Regulations in Orange County →