ADU360ADU360
Check my lot, free
MenuClose
ADU360
By property

Two to four units? Add as many again

Under SB 1211 a duplex can add 2 detached ADUs and a fourplex can add 4, plus a conversion.

Two to four units? Add as many again
Your options

Side by side

The Lot Check narrows them for your property.

Options

OptionHomes addedTime
Duplex2 detached + 1 conversion12-18 months
Triplex3 detached + 1 conversion12-18 months
Fourplex4 detached + 1 conversion12-18 months
Floor plans

Plans that fit

Ready-drawn plans we adapt to your lot and your city.

Questions

Common questions

Do they have to be separate buildings?

Sometimes not. Some cities let several ADUs share one building (Maywood did), which usually costs less per door.

What can yours hold?

Send the address. Free, no obligation.