Longville is a city in Cass County, Minnesota, United States. The population was 153 at the 2020 census. The city was named after its founder, Jim Long. It is roughly four hours north of the Twin Cities. It is part of the Brainerd Micropolitan Statistical Area. Minnesota State Highway 84 serves as a main route in the community, and Minnesota State Highway 200 is nearby. Longville is home to Longville Municipal Airport.