Pine City is a city in and the county seat of Pine County, in east central Minnesota, United States. The population was 3,130 at the 2020 census. Part of the city is on the Mille Lacs Indian Reservation. Founded as a railway town, it soon became a logging community and the surrounding lakes made it a resort town. Today, it is in part a commuter town for people working in the Minneapolis–Saint Paul metropolitan area.