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Noise and construction hours in South San Francisco

South San Francisco's own rules on noise and construction hours, with the code text for every value.

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

What South San Francisco's code says

South San Francisco code What South San Francisco's code adds
Noise limit at homes
  • No more than 50 dB for more than 30 minutes in any hour.
    Applies: R-E, R-1 and R-2 zones or single-family or duplex areas in specific plan districts, 10 p.m. to 7 a.m., measured on other property.
    § 8.32.030 · code text
    R-E, R-1 and R-2 zones or any single-family or duplex residential in a specific plan district | 10 p.m.—7 a.m. 7 a.m.—10 p.m. | 50 60
  • No more than 60 dB for more than 30 minutes in any hour.
    Applies: R-E, R-1 and R-2 zones or single-family or duplex areas in specific plan districts, 7 a.m. to 10 p.m., measured on other property.
    § 8.32.030 · code text
    R-E, R-1 and R-2 zones or any single-family or duplex residential in a specific plan district | 10 p.m.—7 a.m. 7 a.m.—10 p.m. | 50 60
  • No more than 55 dB for more than 30 minutes in any hour.
    Applies: R-3 and D-C zones or multifamily or mixed residential/commercial areas in specific plan districts, 10 p.m. to 7 a.m., measured on other property.
    § 8.32.030 · code text
    R-3 and D-C zones or any multiple-family residential or mixed residential/commercial in any specific plan district | 10 p.m.—7 a.m. 7 a.m.—10 p.m. | 55 60
  • No more than 60 dB for more than 30 minutes in any hour.
    Applies: R-3 and D-C zones or multifamily or mixed residential/commercial areas in specific plan districts, 7 a.m. to 10 p.m., measured on other property.
    § 8.32.030 · code text
    R-3 and D-C zones or any multiple-family residential or mixed residential/commercial in any specific plan district | 10 p.m.—7 a.m. 7 a.m.—10 p.m. | 55 60

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

What are the noise rules and construction hours in South San Francisco?

South San Francisco's code: No more than 50 dB for more than 30 minutes in any hour. (R-E, R-1 and R-2 zones or single-family or duplex areas in specific plan districts, 10 p.m. to 7 a.m., measured on other property.) (§ 8.32.030); No more than 60 dB for more than 30 minutes in any hour. (R-E, R-1 and R-2 zones or single-family or duplex areas in specific plan districts, 7 a.m. to 10 p.m., measured on other property.) (§ 8.32.030).

General information, not legal advice.

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