Accessory dwelling units (ADUs) are permitted on lots with existing multifamily buildings in all multifamily and mixed-use zoning districts that allow residential uses in accordance with the requirements in the tables below. JADUs are not permitted on lots with multi-family buildings. For full details regarding development regulations related to ADU proposals on a lot developed with a multifamily building, please review the multifamily residential requirements through the online Municipal Code, section 16.79.090.

Parcels within a multifamily residential zoning district with an existing multifamily residential building are permitted to construct up to two detached ADUs meeting the requirements below. An ADU may also be converted from an existing detached accessory building in accordance with Municipal Code section 16.79.060(b).

Detached ADU requirements	ADUs up to 800 sf	ADUs 801-1,000 sf
Minimum unit size	150 sf	150 sf
Maximum unit size	800 sf	1,000 sf
Bedrooms	2 max	2 max
Minimum setback: front	same as primary dwelling	same as primary dwelling
Minimum setback: corner side	4 ft	same as primary dwelling
Minimum setback: interior side	4 ft	same as primary dwelling
Minimum setback: rear	4 ft	10 ft
Maximum height	16 ft	17 ft
Daylight plane	n/a	n/a
Permitted to exceed FAR and lot coverage maximum	Yes, if built at the same time as, or after, the primary dwelling and other structures	No
Parking	One off-street parking space required (OK in tandem / setback configuration). Certain sites are not required to provide parking, see 16.79.080 for details. On-street overnight parking is prohibited in many multi-family zoning districts. Please review the FAQs for additional information.

Parcels within a multifamily residential zoning district with an existing multifamily residential building are permitted to convert non-living space into interior ADUs to construct up to 25 percent of the existing number of units on site, provided the ADUs meet the requirements below.

Interior ADU requirements
Minimum unit size	150 sf
Maximum unit size	1,000 sf or 50% of the area of the largest existing unit, whichever is greater
Bedrooms	2 max
Minimum setback: front	same as the primary dwelling
Minimum setback: corner side	sufficient for compliance with fire and life safety
Minimum setback: interior side	sufficient for compliance with fire and life safety
Minimum setback: rear	sufficient for compliance with fire and life safety
Maximum height	same as primary dwelling
Daylight plane	n/a
Permitted to exceed FAR and lot coverage maximum	areas exempt from gross floor area (GFA) associated with conversions of non-living space to ADUs may exceed the FAR by the GFA added for the conversions
Parking	No off-street parking spaces required for the ADU(s) and no replacement parking required if converting garage/carport. On-street overnight parking is prohibited in many multi-family zoning districts. Please review the FAQs for additional information.