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San Bruno · Building on your lot

Signs on homes in San Bruno

San Bruno's own rules on signs on homes, with the code text for every value.

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Each rule below links to the section of the San Bruno Municipal Code it was read from, with the code text one click away (checked October 2026). General information, not legal advice.

What San Bruno's code says

San Bruno code What San Bruno's code adds
Election and other noncommercial signs
  • Not more than 90 days before the election
    Applies: Election sign, before the election it relates to
    § 12.104.210 · code text
    No election sign pertaining to a candidate or measure shall be placed or maintained more than ninety days before the election to which it pertains.
  • Remove within 14 days after the election
    Applies: General municipal election or San Bruno Park School District election
    § 12.104.210 · code text
    No election sign pertaining to a candidate or measure in a general municipal election or San Bruno Park School District election shall be placed or maintained more than fourteen days after such election
  • Remove within 30 days after the election
    Applies: Any other election
    § 12.104.210 · code text
    no election sign pertaining to any other election shall be placed or maintained more than thirty days after the election to which it pertains
  • Remove within 30 days after the general election
    Applies: A sign need not be removed between the primary and general election
    § 12.104.210 · code text
    except that an election sign need not be removed between the primary and general election, but shall be removed not later than thirty days after the general election.
Signs that need no permit
  • Real estate sales or leasing signs need no permit
    § 12.104.180 · code text
    No permit shall be required therefor.
For-sale and open-house signs
  • Maximum sign area of 4 square feet
    Applies: Signs advertising the sale or lease of the premises they are on, in all zoning districts
    § 12.104.180 · code text
    Such signs shall have a maximum sign area of four square feet.

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

What signs may I put up at my home in San Bruno?

San Bruno's code: Not more than 90 days before the election (Election sign, before the election it relates to) (§ 12.104.210); Remove within 14 days after the election (General municipal election or San Bruno Park School District election) (§ 12.104.210).

General information, not legal advice.

Ask about a specific San Bruno property

Ask GoCodebook how San Bruno's signs on homes rules apply to your situation and get an answer that cites the section.

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San Bruno Municipal Code — full text