Maine · FIPS 23003 · County seat: Houlton
Aroostook County, ME GIS & Parcel Viewer
Looking for lot lines or a parcel number in Aroostook County, ME? The quickest route is Maine GeoLibrary Parcel Viewer, the statewide parcel map we keep on file for this county. We link straight to it and add a few tips for getting around.
Open the Aroostook County statewide map ↗
Opens maine.maps.arcgis.com in a new tab. We link out and never embed or copy parcel data.
Quick facts
| Official map | Maine GeoLibrary Parcel Viewer |
|---|---|
| Type | Statewide map (covers all of Maine) |
| Website | maine.maps.arcgis.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | Houlton |
| Population | 67,351 (2023 Census Bureau estimate) |
| Land area | 6,671 sq mi |
| FIPS code | 23003 |
Who runs this map
Aroostook County doesn't have its own viewer in our directory, so we point you to a statewide map: Maine GeoLibrary Parcel Viewer. Zoom in on Aroostook County to see its parcels. A statewide layer can trail the county's own books by weeks or months, so treat it as a fast first look rather than the final word. Our October 2026 check found the map open to the public, with no account or payment needed.
How to use the Aroostook County viewer
- Open the statewide map with the button above.
- Search for an address in Aroostook County, or zoom to the county on the map.
- Click a parcel to see the attributes the state layer includes.
- Write down the parcel number and use it for records searches with the Aroostook County assessor or recorder.
Many parcel sites expect owner names last name first. If a full name finds nothing, try just the surname.
Aroostook County by the numbers
Census Bureau figures put Aroostook County at about 67,351 people (2023 estimate) on roughly 6,671 square miles of land, which is about 10 residents per square mile. Among Maine's 16 counties, it is the 6th largest by population. The county seat is Houlton.
Neighboring counties
If the property sits near a county line, the parcel may belong to a neighbor. These counties border Aroostook County:
Maps vs. surveys
The lines you see online are approximate. They're good for finding a lot and its parcel number, but a legal boundary question needs the recorded plat or a surveyor.