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Brentwood · Building on your lot

Signs on homes in Brentwood

Brentwood'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 Brentwood Municipal Code it was read from, with the code text one click away (checked October 2026). General information, not legal advice.

What Brentwood's code says

Brentwood code What Brentwood's code adds
Election and other noncommercial signs
  • Up to 16 square feet in total, shared by non-commercial messages, real estate signs and garage sale signs.
    Applies: Each residential dwelling unit. Signs may not be illuminated. Name plates, address indicators and flags do not count.
    § 17.640.006 · code text
    At all times, individual residential dwelling units may display signs with a cumulative sign area that does not exceed sixteen square feet.
Signs that need no permit
  • No sign permit is needed for non-commercial messages, real estate signs, garage sale signs, name plates, address indicators and flags.
    Applies: Legal residential uses, subject to the section's rules.
    § 17.640.006 · code text
    The signs described in this section may be displayed without a sign permit on legal residential uses, subject to the rules stated in this section and all other applicable laws, rules and regulations, such as compliance with all safety codes.
For-sale and open-house signs
  • Freestanding signs may be up to 4 feet high, measured from grade. They may not block the visibility triangle.
    Applies: Residential signs allowed without a permit.
    § 17.640.006 · code text
    Freestanding signs are allowed provided they do not exceed four feet in height (as measured from grade) and do not block the visibility triangle.
Other temporary signs
  • Up to 3 feet high by 3 feet wide, including the support stake or pole.
    Applies: Garage sale signs.
    § 17.640.006 · code text
    Total dimensions including support stake or pole not to exceed three feet in height by three feet in width.
  • 1 sign on-site and 4 signs off-site.
    Applies: For each garage sale type event.
    § 17.640.006 · code text
    For each garage sale type event, no more than one sign may be displayed on-site and no more than four signs may be displayed off-site, in accordance with Chapter 17.645.
  • Display on weekends and legal holidays only. Remove at the end of the event.
    Applies: Garage sale signs.
    § 17.640.006 · code text
    Signs may be displayed on weekends and legal holidays only and shall be removed at the conclusion of the event.

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

What signs may I put up at my home in Brentwood?

Brentwood's code: Up to 16 square feet in total, shared by non-commercial messages, real estate signs and garage sale signs. (Each residential dwelling unit. Signs may not be illuminated. Name plates, address indicators and flags do not count.) (§ 17.640.006); No sign permit is needed for non-commercial messages, real estate signs, garage sale signs, name plates, address indicators and flags. (Legal residential uses, subject to the section's rules.) (§ 17.640.006).

General information, not legal advice.

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Brentwood Municipal Code — full text