Garage conversion rules in Redwood City, CA — sometimes called garage-to-ADU or accessory living unit conversions — govern permits, ceiling height, egress, and parking replacement.
Garage conversions to ADUs are fully permitted in Redwood City per California ADU law. No replacement parking is required. Building permit is required. Conversion ADUs generally have no parking requirements.
California ADU law allows garage conversions to ADUs or JADUs. In Redwood City, a building permit is required for any garage-to-living-space conversion. Replacement parking is not required when a garage is converted to an ADU per state law. Conversion ADUs and JADUs generally do not have parking requirements. The converted space must meet building code for habitable space. Contact Planning at planning@redwoodcity.org or (650) 780-7236.
Unpermitted conversion: standard building code enforcement. Must bring to code or restore to garage. Safety violations: immediate correction.
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Side-by-side rule comparisons with other cities in San Mateo County.
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