THE AROOSTOOK COUNTY LAND BRIEF
Land in the
Aroostook Hills setting.
Aroostook County has 6,671.2 square miles of land in Maine. 7 mapped landscape regions meet across Aroostook County: Aroostook Hills, St. John Uplands, Eastern Maine-Southern New Brunswick Plains, among others.
Forested plains and hills contain numerous glacial lakes. Spruce-fir lowlands and hardwood-covered hills create a northern landscape that is generally gentler than the highlands to the west.
Regional context: Acadian Plains and Hills ↗ · Regional mapping across the county footprint
Where the landscape changes
Aroostook County intersects 7 mapped regional units. The largest mapped shares are:
- Aroostook Hills33.7%
- St. John Uplands26.1%
- Eastern Maine-Southern New Brunswick Plains13.8%
- Aroostook Lowlands12.6%
- International Boundary Plateau10.8%
Northeastern Highlands in Aroostook County
Forested hills and mountains span northern New England, the Adirondacks and higher Catskills. Glacial lakes and steep streams accompany a transition between northern hardwood and spruce-fir forests.
Read the regional source ↗Finding your parcel within Aroostook County
The atlas lists 79 cities, towns, townships, and Census communities associated with Aroostook County, including Allagash, Ashland, Caribou. The list includes overlapping geography types and does not divide the county into exclusive service areas.
Aroostook County by land and water
The Census records 156.3 square miles of water within Aroostook County, or 2.3% of its total area. That share is close to Aroostook County’s 2.3%. This is geographic context; waterfront status and usable land must be checked at the parcel.
For scale, Aroostook County has 189.4 times the land area of nearby Nashville plantation (35.2 square miles). These areas describe boundaries, not comparable property prices.
The Census boundary meets Penobscot County, Piscataquis County, Somerset County, Washington County within Maine. A tract near one of these lines should be matched to the county identifier on its own records.

