PIEDMONT ADU GUIDELINES
NUMBER OF ADUS PERMITTED: One ADU is allowed per lot that contains one primary residence.
ADU SQUARE FOOTAGE: Attached ADUs cannot exceed 50% of the existing living area up to a maximum of 800 square feet. Detached ADUs cannot exceed 800 square feet.
TYPES OF ADUS ALLOWED: All types are allowed. (Detached, Attached, Junior)
LOT SIZE: No minimum requirement.
SETBACKS: No setback requirements for a garage conversion ADU. ADUs built on top of an existing garage must be at least five feet from all property lines.
PARKING: When parking is demolished in conjunction with the construction of the ADU, parking of equal value if required.
STRUCTURE:
ENTRY: ADU must have an independent, exterior access.
OWNERSHIP: Owner must occupy either the primary unit or the ADU.
PIEDMONT ADU CODES: www.piedmont.ca.gov
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