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Orinda Regulations


Permit Restrictions

  • No planning or building permit is required for a structure < 120 square feet with no electricity

  • If the structure exceeds 20% of the properties floor area, it requires a planning permit

  • Decks < 30 inches above grade do not require a permit

  • If a slab foundation is required, contact Contra Costa County building departments for potential permit details

  • If electricity is added, an electrical permit through the Contra Cost County building department would be required

Setback and Height Restrictions


Zoning Restrictions

  • All single-family homes are permitted to have ADUs

  • All two-family homes are permitted to have ADUs

  • All multi-family homes are permitted to have ADUs

Setback and Height Restrictions

Other Restrictions


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