Can You Build an ADU on Your Property?
Find out instantly if your property qualifies for a detached, attached, or garage conversion ADU in California.
Start Free Check
What’s Included in Your Free Feasibility Check
No obligations. No hidden fees. Just clarity.
Instant eligibility based on address, zoning, and lot size
Personalized guidance on ADU type (detached, garage conversion, etc.)
Setback, access, and slope review
Preliminary site placement insights
Results delivered online in under 60 seconds
Why Start with a Feasibility Check?
Over 30% of ADU projects get delayed or go over budget due to missed red flags early on. Our Feasibility Checker helps you:
- Avoid costly surprises with city zoning or utility issues
- Understand if your backyard is buildable
- Get clarity on the best ADU type for your lot
- Save time before you pay for design or permits
Free vs. Full Feasibility Study: What’s the Difference?
Feature
Zoning + Lot Review
Slope & Access Review
Utility & Panel Analysis
Full Site Survey & Report
3D Renderings
Build Budget Estimate
Price
Free Checker
Yes
Yes
No
No
No
No
Free
Full Study
optional
Yes
Yes
Yes
Yes
Yes
Yes
From $500
(credited)
Feature
Zoning + Lot Review
Slope & Access Review
Utility & Panel Analysis
Full Site Survey & Report
3D Renderings
Build Budget Estimate
Free
Full Study
optional
Zoning + Lot Review
Slope & Access Review
Utility & Panel Analysis
Full Site Survey & Report
3D Renderings
Build Budget Estimate
From $500
(credited)
How It Works
How the Feasibility Check Works
All data is based on California ADU law and public zoning information. For more detailed studies, we offer optional upgrades.
step 1
Enter your property address
step 2
Answer 3 quick questions about your lot
step 3
Get instant results + buildability score
step 4
Book a free call if you want help planning next steps
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I had no idea my garage was such a good ADU candidate until I used this tool. We saved $6,000 on avoidable utility rerouting thanks to the feasibility review.
Get Started with ADUSCALE Today
Ready to make the most of your property? Whether you're thinking about a small home ADU, a tiny home, or a fully detached ADU, we’re here to help.