Know the ground
before you build on it.
Everything you need to navigate parcels, read the site, place floor plans, and pull reports — plus what's coming to the SiteFacts Data Lake.
Browse by topic
Quick Start
Go from sign-in to your first analyzed parcel in five steps.
Parcel Lookup
Search any US address or APN and pull boundaries, owner, and zoning.
Map Overlays
Flood zones, wetlands, elevation contours, and setback envelopes.
Floor-Plan Placement
Test-fit scaled plans on the lot with rotate, scale, mirror, and live violation checks.
Reports & SiteScore
Order a researched due-diligence report and read the SiteScore breakdown.
Data LakeSoon
API docs, rate limits, and licensing for the SiteFacts data platform.
New here? Start with the Quick Start, then keep the What's New page bookmarked — SiteFacts ships often.