MOA Family ADU

MOA Family ADU is a pre-approved detached ADU plan from Mobile Office Architects. The public source lists it as 850 sq ft and 2 beds; bathroom count is not listed. It originated in the Seattle, King County, Washington, USA program. This directory currently shows acceptance in Seattle, King County, Washington, USA. Source context comes from City of Seattle, last checked Aug 11, 2026. Use the linked provider, location, and source records to verify current acceptance before relying on the plan.

Provider record

Mobile Office Architects

Origin program

Seattle, King County, Washington, USA

Accepted location pages

• Seattle, King County, Washington, USA

Plan identifier

Not listed in source

Provider

Mobile Office Architects

Origin location

Seattle, King County, Washington, USA

Accepted locations

• Seattle, King County, Washington, USA (Accepted)

Status

Pre-approved

Size

850 sq ft

Bedrooms

2 beds

Bathrooms

Not listed in source

ADU type

Detached

Construction type

Not listed in source

Plan fee

$1,000

Estimated cost

Not listed in source

Last checked

Aug 11, 2026

Foundation notes

Not listed in source

Utility notes

Not listed in source

Energy notes

Not listed in source

Accessibility notes

Not listed in source

Permit fee notes

Not listed in source

Cost notes

Not listed in source

Additional notes

Not listed in source

Publisher

City of Seattle

Source type

Plan catalog

Reliability

Official city/county/state government source (5/5)

Last checked

Aug 11, 2026

Accessed

Aug 11, 2026