Weber County · about 8,100

Plain City

Confirm detached with the city

Plain City is a western Weber town with larger lots. Internal units follow state law. Detached standards should be confirmed; many lots will clear the 11,000 sf statewide floor.

Internal ADU

Permitted in most residential zones under House Bill 82.

Detached ADU

Confirm with Plain City planning. From October 1, 2026, lots of 11,000 sf or larger with a house must be able to take a detached ADU as a permitted use.

Lot

Lots here are often generous. 11,000 sf is the statewide detached floor from October 1, 2026.

Size

Per ordinance. The ADU cannot exceed the primary dwelling under the 2026 state floor.

Parking

Per ordinance, subject to the 2026 state cap.

Owner occupancy

Owner occupancy is typical. Confirm.

Rental

Long-term occupancy is the usual rule.

Design

Agricultural and large-lot patterns can support a simple second building. Septic, irrigation, and access still have to work.