Aroostook County is the northernmost county in the U.S. state of Maine. It is located along the Canada–United States border. As of the 2020 census, the population was 67,105. The county seat is Houlton, with offices in Caribou and Fort Kent.
Country: United States
State: Maine
Founded: May 1, 1839
Named for: Miꞌkmaq word meaning "beautiful water"