Outdoor Lighting in Dublin, CA (2026)
2 verified outdoor lighting rules for Dublin, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Dark Sky Rules
Dublin does not have a comprehensive dark-sky ordinance with lumen caps, but its residential development standards in Zoning Ordinance Section 8.36.020 require exterior light fixtures to direct light downward and be shielded from off-site view, and to be mounted below the second story of two-story homes unless the Building Code requires otherwise.
Dublin Outdoor Lighting / Dark-Sky Rules
Some RestrictionsLight Trespass
Dublin addresses light trespass through its residential development standards rather than a numeric spillover code. Section 8.36.020 requires exterior light fixtures to direct light downward and be shielded from off-site view, which limits light spilling onto neighboring properties. There is no quantified lux limit in the local code.
Dublin Light Trespass Rules
Some RestrictionsLooking for Alameda County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Dublin city rules.
Outdoor Lighting in Alameda County →