Sign Regulations in Brentwood, CA (2026)
2 verified sign regulations for Brentwood, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Political Signs
Political signs on private property in Brentwood are treated the same as other non-commercial yard signs under the city's content-neutral sign ordinance. State law limits the city's ability to restrict election-related signage. Political signs on public property or in the right-of-way are prohibited.
Signs: Political Signs
Few RestrictionsCal. Civ. Code § 4710
4710. (a) The governing documents may not prohibit posting or displaying of noncommercial signs, posters, flags, or banners on or in a member’s separate interest, except as required for the protection of public health or safety or if the posting or display would violate a local, state, or federal law. (b) For purposes of this section, a noncommercial sign, poster, flag, or banner may be made of...
Garage Sale Signs
Brentwood allows temporary garage sale signs on private property during the sale weekend only. Signs in the public right-of-way, on utility poles, or attached to street-sign posts are prohibited. Signs must be removed immediately after the sale ends.
Signs: Garage Sale Signs
Some RestrictionsLooking for Contra Costa County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Brentwood city rules.
Sign Regulations in Contra Costa County →