Accessory Dwelling Units
Get Free ADU Quotes From Local Builders
Describe your ADU and we’ll connect you with independent local builders offering free quotes.
- Free quotes
- Local ADU builders
- No obligation
Common ADU Jobs
- Detached ADU
- Garage conversion
- Attached ADU
- Junior ADU
- Basement ADU
- Prefab ADU
- Design and permitting
How It Works
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1
Describe Your ADU
Answer a few quick questions.
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2
Get Matched
We match you with local builders.
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3
Compare and Choose
Review free quotes, hire when ready.
Why Owners Quote
Know Local Rules
Local builders know your city’s ADU zoning and permits.
Compare Full Scope
See what each quote includes before you decide.
Design to Permit
Many builders handle design and permitting too.
Typical ADU Costs
Get My Free ADU Quotes| Project | Typical range |
|---|---|
| Garage conversion | $60,000 – $150,000 |
| Attached ADU | $100,000 – $250,000 |
| Detached studio ADU | $150,000 – $300,000 |
| Detached 2-bed+ ADU | $250,000 – $450,000 |
| Design & permits | $10,000 – $40,000 |
Typical national ranges only; actual quotes vary by location and scope.
ADU FAQ
Questions? Call (818) 740-6785.
Type, size, and site drive cost; garage conversions usually cost least. Local quotes are the only reliable estimate.
Yes. Size, setback, and parking rules vary by city. Your matched builders know them and can handle permitting.
Often several months to a year, including design and permits. Garage conversions and prefab units are usually faster.
Long-term rentals of permitted ADUs are commonly allowed. Short-term and owner-occupancy rules vary; check local planning.
No. Owners Quote is a free matching service. Independent ADU builders send free quotes; you decide whether to hire.
About ADU Quotes
When comparing ADU quotes, check each covers the same scope: design, permits, utilities, and finishes. Ask for a schedule and proof of license and insurance. Owners Quote isn’t the contractor; you choose who to hire.