Aroostock is the last county you'll hit in the northeastern U.S. hit before entering Canada. Farms, timberland and hunting land are the most common types of land for sale here. Of 16 counties in the Vacationland, Aroostook County ranks first in terms of size (6,827 square miles). Aroostook County is in the Northeast Maine region. The most common type of land for sale by combined acreage in Aroostook County is residential property. Browse all waterfront property for sale in Aroostook County on the Land Network to find the marina, lakefront and other recreational property that meets your needs, from waterside land perfect as a retirement investment to existing residential waterfront land and property for hunting, fishing and other outdoor-recreation pursuits!