3 county-level rules, plus city-specific rules for 2 cities in San Joaquin County, California.
Verified from official government sources
Political signs on private property in unincorporated San Joaquin County are protected as core political speech under the First Amendment and Reed v. Town of Gilbert (2015). Development Title §9-1040 allows signs up to 32 square feet in residential zones during campaign periods, prohibits placement in the public right-of-way, and requires removal within 10 days after the election. Stockton, Lodi, and Manteca have parallel rules in their respective sign codes.
Cal. Civil Code § 4710 (Noncommercial Signs)
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 paper, ca...
Unincorporated San Joaquin County allows temporary garage sale signs up to 4 square feet on the sale property and a limited number of directional signs, but prohibits attaching signs to utility poles, traffic signs, or placing them in the public right-of-way. Signs must be removed within 24 hours after the sale ends. Stockton, Lodi, and Manteca apply similar rules through their sign codes.
Holiday decorations on residential property in San Joaquin County are treated permissively by the county and its cities — no permits required, and seasonal displays are generally exempt from the standard sign code. Displays must not obstruct sidewalks or sight lines at intersections, inflatables must be secured against Delta winds, and electrical installations must meet the CA Electrical Code (Title 24 Part 3). HOAs in Mountain House, Weston Ranch, Brookside, and Spanos Park may impose additional timing and style rules.
2 cities in San Joaquin County have their own sign regulations rules. Each link goes to that city's dedicated page with code citations.
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