Signs on homes in Mendocino County: the local rules

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

What Mendocino County's code says

Mendocino County code What Mendocino County's code adds
Election and other noncommercial signs	Signs may go up no more than 90 days before the election. § 20.476.030 · code text The sign cannot be put up more than ninety (90) days prior to the election. Remove the sign within 10 days after the election. § 20.476.030 · code text The sign must be removed within ten (10) days after the election. Up to 32 square feet on any single sign face. § 20.476.030 · code text The sign cannot exceed thirty-two (32) square feet on any single sign face. Remove signs within 15 days after election day. § 20.712.020 · code text Political signs pertaining to a scheduled election shall be permitted, provided that they shall be removed within fifteen (15) days after election day.
Signs that need no permit	Temporary real estate signs and political signs for a scheduled election do not need a Coastal Development Permit. Applies: Coastal Zoning Code property. § 20.476.030 · code text The following temporary on-site signs are permitted without the necessity of obtaining a Coastal Development Permit:
For-sale and open-house signs	Up to 16 square feet. § 20.476.030 · code text One (1) temporary real estate sign, not exceeding sixteen (16) square feet, containing the seller's name, address, phone number, and the zoning district of the site may be displayed on each street frontage of real property that is for sale, rental, or lease. 1 sign per street frontage. Applies: Coastal Zoning Code property. § 20.476.030 · code text One (1) temporary real estate sign, not exceeding sixteen (16) square feet, containing the seller's name, address, phone number, and the zoning district of the site may be displayed on each street frontage of real property that is for sale, rental, or lease. Remove the sign within 15 days after sale or lease. § 20.476.030 · code text Such signs shall be removed within fifteen (15) days of sale or lease of the property. Up to 3 square feet. § 20.712.020 · code text One (1) temporary real estate sign, not exceeding three (3) square feet, containing the seller's name, address, phone number, and the zoning district of the site may be displayed on each street frontage of real property that is for sale, rental, or lease. 1 sign per street frontage. Applies: Mendocino Town. § 20.712.020 · code text One (1) temporary real estate sign, not exceeding three (3) square feet, containing the seller's name, address, phone number, and the zoning district of the site may be displayed on each street frontage of real property that is for sale, rental, or lease. Remove the sign within 15 days after sale or lease. § 20.712.020 · code text Such signs shall be removed within fifteen (15) days of the sale or lease of the property.
Other temporary signs	Up to 32 square feet in total area. § 20.184.025 · code text No sign shall exceed a total of thirty-two (32) square feet in area.

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What signs may I put up at my home in Mendocino County?

Mendocino County's code: Signs may go up no more than 90 days before the election. (§ 20.476.030); Remove the sign within 10 days after the election. (§ 20.476.030).

Signs on homes in Mendocino County

What Mendocino County's code says

Who this affects

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