ADU Construction Cost

Compare real homeowner-submitted prices for this project. These examples are shared anonymously by homeowners.

Average submitted price $281,517

Lowest submitted price $212,550

Highest submitted price $382,000

Homeowner submissions 3

Locations with reported prices

Austin, TX · Burbank, CA · Los Angeles, CA

Recent homeowner project examples

$212,550

ADU

Austin, TX

600 sqft

Ground-up execution of a separate backyard cottage. The crew manages site preparation, pours a fresh concrete foundation slab, builds the timber frame structure, finishes the roof, mounts localized mini-split climate ...

$382,000

ADU

Burbank, CA

850 sqft

Detached , new foundation, plans and permits included , turn key

$250,000

ADU

Los Angeles, CA

800Sqft

Detached ADU permits, fees, and plans included