Madawaska is a town in Aroostook County, Maine, United States. The population was 4,035 at the 2010 census. Madawaska is opposite Edmundston, Madawaska County in New Brunswick, Canada, to which it is connected by the Edmundston-Madawaska Bridge over the Saint John River. Many of its residents speak French; 83.4% of the population speak French at home.