Know what you can build
before you buy.
Zoning, flood risk, construction cost, a site plan, and a ready-to-file zoning application — for any address, in 10 seconds.
No signup required. Free to try.
How it works
From address to city approval
Feasibility
Zoning verdict, setbacks, hazards (FEMA flood + wetlands), construction cost, approval timeline.
Site Plan
Real parcel polygon + drag-to-place house. Live setback + coverage compliance. PDF export.
Zoning Application
Auto-fill the city's official zoning application and bundle your site plan + uploads into one submission packet.
Construction Docs
Coming soon — 19-sheet architect-ready packet: floor plans, elevations, foundation, framing, MEP, schedules.
Everything in one tool
No more 5 different consultants
Zoning verdict
Setbacks, height, FAR, coverage, parking — for the actual zone of your parcel.
Flood + wetlands
FEMA NFHL + USFWS NWI overlay. National coverage.
Cost estimate
Sqft × regional $/sqft with line-item breakdown.
Site plan editor
Drag the house on the real parcel polygon. Live compliance check.
Zoning application
Auto-fill the city's official zoning application PDF and bundle a submission packet.
Construction docs
Coming soon — 19-sheet architect-ready packet on Arch D 24×36.
Share + compare
Share read-only links. Compare scenarios side-by-side.
Who it's for
Skip the $20K of consultants
Homeowner adding an ADU
Find out if your lot allows a backyard cottage, what it'll cost to build, and generate the zoning application to get it approved.
Small builder
Run feasibility on 5 lots in a morning. Pick the one most likely to win approval. Hand the construction docs to your subs.
Multifamily developer
Compare single-family vs duplex vs triplex on the same parcel. See zoning limits, construction cost, and approval timeline before closing.
Pricing
Know first, then file
Subscribe to explore any property. When you're ready to file, pay once for that project — the site plan is included. Just one address? Grab a single report, no subscription needed.
Know what you can build
Pro
- ✓ 100 property searches / month
- ✓ Instant feasibility verdict + the zoning you'd need to target
- ✓ Conceptual site plan for every property
- ✓ Single reports included free
Single Zoning Report
The full feasibility verdict, standards comparison, and approval roadmap as a downloadable PDF — for one address.
Survey-Accurate Site Plan
Upload your licensed boundary survey and we redraw the site plan on your true property lines.
Application Packet
City zoning application, written narrative, disclosures, owner authorization, and a to-scale site plan — submission-ready in one PDF.
Construction Documents
Full floor plans + engineered construction documents for the building permit.
Ready to find out what you can build?
Start with any US address. No signup needed for Step 1.
Want to use your own? Scroll up and enter any address in the search box.