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ADU Jurisdictions

resource for ADU regulations per area

County of Alameda ADU Guide

ADU Jurisdiction Guide: County of Alameda Fees and Regulations (September 2022) ADU-allowed Zones ADUs are permitted in any zoning district that allows single-family or multifamily residential use. ADUs may be denied if their creation would have a negative impact on traffic flow or public safety, or if adequate water and sewer service are not available, …

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City of Pittsburg ADU Guide

ADU Jurisdiction Guide: City of Pittsburg Fees and Regulations (July 2022) ADU-allowed Zones All Residential Zoning Area (Single-Family/Multi-Family) ADU Size Limitations One-Bed AD: 850 Sqft. Max Multi-Bed ADU: 1,000 Sqft. Max Junior ADU: 500 Sqft. Max ADU Building Height 16 feet Minimum Lot Size None ADU Construction Limits For existing lots with a single-family residence, …

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City of Danville ADU Guide

ADU Jurisdiction Guide: City of Danville Fees and Regulations (July 2022) ADU-allowed Zones All Residential Zoning Area (Single-Family/Multi-Family) ADU Size Limitations JADU: Maximum 500 square feet ADUs in districts zoned with a maximum lot size less than 40,000 square feet: 1,200 square feet. Attached ADUs shall not exceed 50% of primary residence. ADUs in districts …

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City of South San Francisco ADU Guide

ADU Jurisdiction Guide: City of South San Francisco Fees and Regulations (July 2022) ADU-allowed Zones Having ADU on your property is allowed as long as your lot is zoned for residential use (exceptions may vary) and as long as you have an existing single-family home or a multi-family building. Single-unit dwelling: One (1) ADU – …

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