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Free Accessory Dwelling Unit Plans

Post Date:06/13/2019 1:30 PM

The Mendocino County Department of Planning and Building Services is pleased to announce the completion of two different sets of free Accessory Dwelling Unit (ADU) plans (also known as granny, in-law or second units) available to Mendocino County residents. The County commissioned architects, design professionals, and engineers to prepare two ADU designs with a range of sizes and features. The smaller ADU is an 816 square foot, 2 bedroom, 1 bath home, and the larger model ADU is an 1,120 square foot, 3 bedroom, 2 bath home.  

The plans are available for review at Planning and Building Services at 860 North Bush Street in Ukiah or at 120 West Fir Street in Fort Bragg. Stop by to see the plans and ask staff about fees, setbacks, parking, lot coverage, and other regulations specific to your property. 

For more information, please contact Planning and Building Services at (707) 234-6650 or


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