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Riverside County · Building on your lot

Noise and construction hours in Riverside County

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

What Riverside County's code says

Riverside County code What Riverside County's code adds
Quiet hours
  • Quiet hours are 10 p.m. to 8 a.m.
    Applies: Power tools, audio equipment and car stereos may not be heard inside another home; at other times, not beyond 100 feet.
    § 9.52.060 · code text
    No person shall operate any power tools or equipment between the hours of ten p.m. and eight a.m. such that the power tools or equipment are audible to the human ear inside an inhabited dwelling other than a dwelling in which the power tools or equipment may be located.
Noise limit at homes
  • Noise may not exceed 55 dBA.
    Applies: Residential land use designations and Specific Plan-Residential, 7 am—10 pm.
    § 9.52.040 · code text
    Estate Density Residential | 2 AC | 55 | 45
  • Noise may not exceed 45 dBA.
    Applies: Residential land use designations and Specific Plan-Residential, 10 pm—7 am.
    § 9.52.040 · code text
    Estate Density Residential | 2 AC | 55 | 45
  • Noise may not exceed 45 dBA.
    Applies: Rural Residential, Rural Mountainous and Rural Desert, both 7 am—10 pm and 10 pm—7 am.
    § 9.52.040 · code text
    Rural Residential | 5 AC | 45 | 45

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

What are the noise rules and construction hours in Riverside County?

Riverside County's code: Noise may not exceed 55 dBA. (Residential land use designations and Specific Plan-Residential, 7 am—10 pm.) (§ 9.52.040); Noise may not exceed 45 dBA. (Residential land use designations and Specific Plan-Residential, 10 pm—7 am.) (§ 9.52.040).

General information, not legal advice.

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Ask GoCodebook how Riverside County's noise and construction hours rules apply to your situation and get an answer that cites the section.

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Riverside County Municipal Code — full text