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Noise and construction hours in Mill Valley

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

What Mill Valley's code says

Mill Valley code What Mill Valley's code adds
Construction hours on weekdays
  • 7:00 a.m. to 6:00 p.m.
    Applies: Weekdays. No work on Saturday, Sunday or legal holidays without a special permit. Emergency work needs no permit.
    § 7.16.090 · code text
    Construction projects shall not take place between the hours of 6:00 p.m. and 7:00 a.m. on weekdays
Construction hours on weekends and holidays
  • No construction on Saturday, Sunday or legal holidays without a special permit.
    Applies: Construction projects. Emergency work needs no permit.
    § 7.16.090 · code text
    Construction projects shall not take place between the hours of 6:00 p.m. and 7:00 a.m. on weekdays, or at any time on Saturday, Sunday, or a legal holiday without issuance of a special permit.
Leaf blowers and equipment
  • Gas-powered leaf blowers are banned everywhere in the city.
    Applies: Gas-powered devices that blow leaves, dirt or other debris.
    § 7.16.090 · code text
    It shall be unlawful for any person to operate a gas-powered device to blow leaves, dirt or other debris off sidewalks, driveways, lawns or other surfaces within any area of the City.
Noise limit at homes
  • No more than 45 dBA.
    Applies: Single-family residential and open areas (RS, RP, OA), 9:00 p.m. to 7:00 a.m.
    § 7.16.060 · code text
    | Single family Residential and Open Areas (RS, RP, OA) | 9:00 p.m.—7:00 a.m. | 45 |
  • No more than 50 dBA.
    Applies: Single-family residential and open areas (RS, RP, OA), 7:00 a.m. to 9:00 p.m.
    § 7.16.060 · code text
    | | 7:00 a.m.—9:00 p.m. | 50 |
  • No more than 50 dBA.
    Applies: Multi-family residential (all RM zones), 9:00 p.m. to 7:00 a.m.
    § 7.16.060 · code text
    | Multi-family Residential (all RM) | 9:00 p.m.—7:00 a.m. | 50 |
  • No more than 55 dBA.
    Applies: Multi-family residential (all RM zones), 7:00 a.m. to 9:00 p.m.
    § 7.16.060 · code text
    | | 7:00 a.m.—9:00 p.m. | 55 |
  • No more than 35 dBA indoors.
    Applies: Inside a multi-family home, from noise made outside the unit, 9:00 p.m. to 7:00 a.m.
    § 7.16.070 · code text
    | Residential | 9:00 p.m.—7:00 a.m. | 35 |
  • No more than 45 dBA indoors.
    Applies: Inside a multi-family home, from noise made outside the unit, 7:00 a.m. to 9:00 p.m.
    § 7.16.070 · code text
    | | 7:00 a.m.—9:00 p.m. | 45 |

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

What are the noise rules and construction hours in Mill Valley?

Mill Valley's code: 7:00 a.m. to 6:00 p.m. (Weekdays. No work on Saturday, Sunday or legal holidays without a special permit. Emergency work needs no permit.) (§ 7.16.090); No more than 45 dBA. (Single-family residential and open areas (RS, RP, OA), 9:00 p.m. to 7:00 a.m.) (§ 7.16.060).

General information, not legal advice.

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