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Sign Regulations in San Leandro, CA (2026)

3 verified sign regulations for San Leandro, California, sourced directly from the municipal code and official government pages.

Verified from official government sources

Political Signs

San Leandro caps political signs at 16 square feet on private property and requires a Declaration of Intent filed with the City Clerk at least 2 days before installation. Signs are prohibited on all City property; on Caltrans/state highway property they may be posted no earlier than 90 days before the election and must be removed within 10 days after.

Political/Campaign Signs in San Leandro

Some Restrictions

California Civil Code Section 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

San Leandro limits garage and yard sales to two times per year on the property owner's premises or a residential property in the immediate vicinity. Off-site signs on public property (utility poles, street trees, medians, sidewalks) are prohibited — all signs must be placed on private property with the owner's permission, and a sign erected without a required permit violates Sign Code §4-1814.

Garage Sale & Yard Sale Signs in San Leandro

Some Restrictions

Holiday Displays

San Leandro permits holiday lights and decorations under Zoning Code §4-1804(12): displays may be installed no sooner than 45 days before the holiday and must be removed within 14 days following the holiday. No permit is required for residential holiday displays that comply with these timing limits and don't otherwise create a nuisance.

Holiday Lights & Decorations in San Leandro

Few Restrictions

Looking for Alameda County county-wide rules?

County ordinances apply to unincorporated areas and may supplement San Leandro city rules.

Sign Regulations in Alameda County