Atkinson Academy is a public elementary school at 17 Academy Avenue in Atkinson, New Hampshire. It is a part of the Timberlane Regional School District. Built in 1803, it is claimed to be the oldest standing co-educational school in the United States. It was listed on the National Register of Historic Places in 1980.

William Cogswell was a U.S. Representative from Massachusetts and a colonel in the Union Army during the American Civil War who was appointed to the grade of brevet brigadier general, U.S. Volunteers.