Accessory Structures in Rohnert Park, CA (2026)
3 verified accessory structures rules for Rohnert Park, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
California's statewide ADU law (Gov. Code §65852.2) requires Rohnert Park to allow accessory dwelling units on residential lots by right — detached ADUs up to 1,200 sq ft, 4-foot side/rear setbacks, no owner-occupancy requirement, and no added parking within ½ mile of transit.
Accessory Structures: Adu Rules
Few RestrictionsShed Rules
Rohnert Park's Zoning Code Title 17 (Chapters 17.06 and 17.10) regulates accessory structures including sheds. One-story detached accessory structures (tool/storage sheds, playhouses) up to 120 sq ft are exempt from a building permit per the California Building Code, but must still comply with the underlying residential zoning district's setback and height standards. The Development Services Department reviews larger sheds and any structure with electrical or plumbing.
Rohnert Park, CA Shed & Accessory Structure Rules
Some RestrictionsGarage Conversions
Converting a garage to living space in Rohnert Park requires a building permit and zoning review for egress, light/ventilation and parking; converting a garage to a separate unit is often processed as an ADU under state law.
Accessory Structures: Garage Conversions
Some RestrictionsLooking for Sonoma County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Rohnert Park city rules.
Accessory Structures in Sonoma County →