ATTACHMENT C *
SITE PLAN SCENARIOS FOR ACCESSORY DWELLING UNITS
SINGLE-FAMILY SITES
Street
Attached ADU
Front
Attached ADU
Existing or Proposed
Primary Dwelling
Front
Detached ADU
Attached ADU:
New construction:
• Max. 850 sf.
for a studio or
1-bedroom.
• Max 1,000 sf.
for more than
1-bedroom.
• Max. 50% of the
existing dwelling.
Conversion:
• No size limit.
Junior ADU:
• Must be attached
& within the
existing primary
dwelling.
• Max. 500 sf.
Detached ADU:
New construction:
• Max. 1,200 sf.
(1,000 sf. in
HODs).
Conversion:
• No size limit.
Junior ADU:
• Must be attached
& within the
existing primary
dwelling.
• Max. 500 sf.
Existing or Proposed
Primary Dwelling
Attached
ADUJunior
ADU Junior
ADU
*Does not include Exemption ADU’s
Attached ADU
Front
Junior
ADU
Attached
ADU
Detached ADUs:
Conversions:
• Max. area of 850 sf.
for a studio or
1-bedroom and
1,000 sf. for more
than 1-bedroom.
• Max. of 2 total for
conversions and/or
new construction.
Attached ADUs:
Conversions only:
• Shall be non-
habitable space
up to 25% of the
number of units in
each multi-family
structure, with a
min. of 1.
• Numbers shall be
rounded down.
Detached ADUs:
New construction:
• Max. area of 850 sf.
for a studio or
1-bedroom and
1,000 sf. for more
than 1-bedroom
• Max. of 2 total for
conversions and/or
new construction.Existing
Multi-family
Structure
e.g., 6 existing
units = 1 ADU
Existing Detached Structure
New
Detached
ADU
Existing Multi-family Structure
e.g., 12 existing units = 3 ADUs
SITE PLAN SCENARIOS FOR ACCESSORY DWELLING UNITS
MULTI-FAMILY SITES
Street
*Does not include Exemption ADU’s