Outdoor Lighting in Walnut Creek, CA (2026)
2 verified outdoor lighting rules for Walnut Creek, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Dark Sky Rules
Walnut Creek regulates outdoor lighting through its zoning code to minimize light pollution and glare on neighboring properties. While not a formal Dark Sky community, the city requires shielded fixtures for commercial properties and limits lighting intensity and hours.
Lighting: Dark Sky
Some RestrictionsLight Trespass
Walnut Creek prohibits light glare and spillover onto neighboring properties and public rights-of-way. Property owners must shield and direct outdoor lighting to avoid creating a nuisance, with enforcement through code compliance and nuisance provisions of the Municipal Code.
Lighting: Glare Spillover
Some RestrictionsLooking for Contra Costa County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Walnut Creek city rules.
Outdoor Lighting in Contra Costa County →