Parcel & tax map coverage
The inspection sketch canvas overlays real parcel boundary lines from free, official government GIS sources. Here is exactly where those lines are available today — and where we are still adding them.
20
statewide parcel layers
24
county tax maps across 11 more states
18
states still pending
Statewide coverage
Every county in these states shows parcel lines, verified against the state's official open-data GIS service.
Arkansas
Arkansas GIS Office / county assessors
Colorado
Colorado Office of Information Technology / county assessors
Connecticut
State of Connecticut OPM / municipal assessors
Delaware
Delaware FirstMap / county assessment offices
District of Columbia
DC Office of the Chief Technology Officer / OTR
Hawaii
Hawaii Office of Planning / county real property
Indiana
Indiana Geographic Information Office / county auditors
Maine
Maine GeoLibrary / municipal assessors
Maryland
MD iMAP / Maryland Department of Planning
Massachusetts
MassGIS / municipal assessors
Montana
Montana State Library / Department of Revenue
New Hampshire
NH GRANIT / municipal assessors
New Jersey
New Jersey Office of GIS / county tax boards
North Dakota
North Dakota GIS Hub / county tax directors
Utah
Utah Geospatial Resource Center / county recorders
Vermont
Vermont Center for Geographic Information / town listers
Virginia
Virginia GIS clearinghouse / local assessment offices
Washington
Washington State OFM / county assessors
West Virginia
West Virginia GIS Technical Center / county assessors
Wisconsin
Wisconsin Department of Administration / county land records
County-by-county coverage
These states are covered one county at a time through each county's own public GIS parcel service. We add new counties regularly.
Alabama
Mobile
Arizona
Maricopa
California
Los Angeles · Marin · Mendocino · Riverside · Sacramento · San Bernardino · Trinity
Florida
Broward
Illinois
DuPage
Michigan
Oakland
Nebraska
Douglas
Ohio
Fairfield · Franklin · Lake · Lucas · Summit · Trumbull · Wayne
Pennsylvania
Chester
Tennessee
Davidson
Texas
Harris · Travis
Still pending
No verified free official parcel layer yet. Inspections here still work fully — the sketch canvas shows a grid background, and a licensed nationwide parcel fallback is available for companies that add a parcel data key.
- Alaska
- Georgia
- Idaho
- Kansas
- Kentucky
- Louisiana
- Minnesota
- Missouri
- Mississippi
- North Carolina
- Nevada
- New York
- Oklahoma
- Oregon
- Rhode Island
- South Carolina
- South Dakota
- Wyoming
Inspect with real parcel lines on the map
Start a free trial and sketch your next septic inspection over official county parcel boundaries.