Fremont ADU Laws & Regulations

Zoning

R-1/R-2

Lot Size

ADUs in R-G zoning districts are not permitted on lots larger than 7,500 sq. ft. or on lots larger than 6,000 sq. ft. in R-3 zones.

Maximum ADU Floor area

1000sf

Rear Yard Coverage

Limited on size to 1000 sf on lots smaller than 10000 sf, 

1200 sf on lots larger than 10000 sf

No. Bedrooms

2 bedrooms

Kitchen

Full kitchen facility required (permanent range, counter, refrigerator, sink)

Bath

Required

Parking

For the ADU, one parking space is required unless the property qualifies for an exemption under State law. Many ADUs qualify for an exemption.

Setbacks

Front





Side

Rear


“The minimum front yard setback requirements of the underlying zoning district shall apply to an

ADU which involves the construction of new floor area, unless the ADU is subject to the limited

standards provided in FMC 18.190.005(e)”

4ft

4ft

Height

16ft

Design

Elevation drawings for the exteriors of new structures and for existing structures that are proposed to be modified. In some instances, a topographic survey and grading plan also may be required.

Entryways

An exterior entrance on the side or rear of the house separate from the entrance to the primary dwelling.

Second Address

Required


ADU Regulation Website

https://www.fremont.gov/DocumentCenter/View/4073/Accessory-Dwelling-Unit-Fact-Sheet