TYPE E

Standards to establish one (1) attached or detached ADU on a lot with an existing single-family dwelling.

 

Maximum Size

ADU:                                  1,200 square feet

 

Minimum ADU Setback

Front Setback:                    

       Detached ADU:    Comply with the setback requirements applicable to residential accessory buildings and structures

       Attached ADU:     Comply with the setback requirements applicable to the attached single-family dwelling

 

Side and Rear Setbacks:    

       Detached ADU:     4 feet

       Attached ADU:      Comply with the setback requirements applicable to the attached single-family dwelling

 

Exception:             No additional setback shall be required for accessory dwellings or portions of accessory dwellings constructed in the same location and to the same dimensions of a permitted existing structure.

 

Minimum Off-Street Parking

ADU:                                       None except for areas within the “Coastal Zone ADU – Parking Required” must provide a minimum of one off-street parking for each ADU. All off-street parking requirements associated with all other residential uses on the site shall be satisfied onsite, including replacement parking spaces if any parking spaces are removed to accommodate an ADU or JADU.

Click here to view areas where parking is required on a map

Primary Dwelling:                The existing off-street parking spaces for the primary residential use shall be maintained for automobile parking. However, off-street parking spaces for the primary residential use that are demolished or converted in conjunction with the establishment of accessory dwellings are not required to be replaced.

 

Driveways

The driveways serving the primary residential use and accessory dwelling shall be combined where possible. An adjustment may be granted in compliance with Section 22.70.030 if combining driveways is hindered by a physical site constraint, would result in grading on slopes over 15 percent, or would require the removal of oak trees or other native trees.

 

Within Urban and Village Reserve Lines

  • When an accessory dwelling is attached to the primary dwelling, the entrances shall be designed:
    • to maintain the character of a single-family dwelling; and
    • to avoid changing the appearance of the primary dwelling to resemble a duplex.
  • An accessory dwelling shall have independent exterior access separate from the primary dwelling. The entrance to an attached accessory dwelling shall not be located on the same building face as the entrance to the primary dwelling.

Agriculture - Prime Soils and Agriculture - Non-Prime Soils Land Use Categories

ADUs must meet all applicable findings and requirements that pertain to single-family dwellings. ADUs shall not be allowed on sites containing a guesthouse/home office established pursuant to Section 23.08.32.