• ADUs ≤ 800 s.f. (living area, excluding decks, etc.) are not limited by lot coverage, FAR, and open space requirements
• ADUs > 800 s.f. are limited by lot coverage, FAR, and open space requirements
• ADUs in multi-family developments are not limited by lot coverage, FAR, or open space requirements
• Internal Conversions in multi-family dwellings must be created out of space that is not used as livable space (i.e. attic, basement, storage room)

• An ADU ≤500 s.f.
• Contained entirely within an existing or proposed home (not a garage)
• Must fit within the allowed 45% Floor Area Ratio
• Must have an efficiency kitchen at the minimum
• Bathroom may be shared or independent from principal unit
• Converted out of habitable living space

An accessory dwelling unit:

• Is exempt from Floor Area Ratio and Lot Coverage limitations, if ≤ 800 s.f.
• May have a separate address
• May be rented
• May be located as close at 4 ft from the rear and side property lines, if ≤ 800 s.f.  
• May NOT be sold separately from the principal dwelling unit
• May NOT have an interior connection with the primary dwelling unit except if it is a JADU with a shared bathroom
• Does NOT have to pay park, storm drain and school impact fees, if < 750 s.f.
• May be located on the second story only if:
  • It is a conversion of existing living space
• Parking may not be required if you add an ADU or convert a garage to an ADU. However, for attached and detached ADUs over 800 square feet (non-streamlined):
  • One additional off-street parking space, if the principal dwelling unit has less than the minimum off-street parking spaces for the applicable residential zoning district in which it is located. However, no parking requirements, if any of the following apply to the property:
    • Is within one-half (1/2) mile of a public transit stop; or
    • Located in an architecturally and historically significant historic district; or
    • Occupant of the unit is not allowed/offered a required on-street parking permit; or
    • Located within one block of a car share vehicle pick-up location.