Accessory Dwelling Unit (ADU)


An Accessory Dwelling Unit (ADU) is a smaller secondary dwelling unit to an existing primary dwelling unit. The County of Fresno encourages the development of ADUs by offering pre-approved plans at no cost to homeowners. The plans offer a variety of designs and sizes that will match the diversity of Fresno County and the needs of households throughout the county.

Additional Information

The County of Fresno Department of Public Works and Planning encourages housing development in the unincorporated area of Fresno County. The Department is offering County pre-approved plans for Accessory Dwelling Units (ADUs) at no cost to homeowners interested in constructing a second unit on their property. If you live in an eligible County unincorporated area and you are interested in building an ADU, choose a design and size that fits your needs and contact our team to see if it can be built on your property. Please contact Anton Kremer at or Yvette Quiroga at You can also reach us by phone at 559-600-4292.

500 Sq. Ft.

ADU OPTION 1.pdf(PDF, 144KB)

ADU OPTION 2.pdf(PDF, 343KB)

ADU OPTION 3.pdf(PDF, 350KB)

740 Sq. Ft.

ADU OPTION 1.pdf(PDF, 340KB)

ADU OPTION 2.pdf(PDF, 300KB)

ADU OPTION 3.pdf(PDF, 298KB)

1,000 Sq. Ft.

ADU OPTION 1.pdf(PDF, 348KB)

ADU OPTION 2.pdf(PDF, 363KB)

ADU OPTION 3.pdf(PDF, 371KB)