The Crookston Pirates was the final moniker of the minor league baseball teams based in Crookston, Minnesota. Crookston teams played exclusively as members of the Class D level Northern League, fielding league teams from 1902 to 1905 and 1933 to 1941. The Crookston Pirates were a minor league affiliate of the Chicago White Sox in 1936, St. Louis Cardinals in 1937 and Boston Red Sox in 1938. Crookston teams hosted home Northern League games at Crookston Field (1902–1905) and Highland Park (1933–1941). Today, the Crookston "Pirates" moniker is used by Crookston High School, established in 1914.