Van Buren is a town on the Saint John River in Aroostook County, Maine, united states; located across from Saint-Leonard, New Brunswick, Canada. The population was 2,171 at the 2010 census. It is named after U.S. President Martin Van Buren.

According to the United States Census Bureau, the town has a total area of 34.86 square miles (90.29 km2), of which 33.78 square miles (87.49 km2) is land and 1.08 square miles (2.80 km2) is water. Van Buren is connected to Saint Leonard, New Brunswick via the Saint Leonard-Van Buren Bridge.

Van Buren is part of the Maine School Administrative District No. 24 school system, which contains Van Buren District Elementary School and Van Buren District Secondary School.

Van Buren is part of Francophone North America: 76.6 per cent of residents are habitual speakers of French. Links with Quebec and New Brunswick are consequently strong.