Knightstown is a town in Wayne Township, Henry County, Indiana, adjacent to Rush County, along the Big Blue River. The population was 2,182 at the 2010 census. It is approximately thirty-two miles east of Indianapolis. Knightstown is famous for the 1986 film Hoosiers. The Hoosier Gym was used in the filming of the film. Knightstown hosts two annual festivals: Jubilee Days held in early-mid June and The Hoosier Fall Festival held in September. Knightstown also hosts an annual car show and a music series on the town square. The Hoosier Gym also hosts Indiana's best high school basketball players in the annual Hoosier Classic. History Knightstown was founded and platted by Waitsell M. Cary in 1827. It was named for Jonathan Knight, an engineer on the National Road and U.S. Congressman from Pennsylvania. A post office has operated in Knightstown since 1833. The Elias Hinshaw House, Knightstown Academy, and Knightstown Historic District are listed on the National Register of Historic Places. Geography Knightstown is located at (39.796734, -85.528334). According to the 2010 census, Knightstown has a total area of , of which (or 99.04%) is land and (or 0.96%) is water. Demographics 2010 census As of the census of 2010, there were 2,182 people, 899 households, and 590 families living in the town. The population density was . There were 1,001 housing units at an average density of . The racial makeup of the town was 98.0% White, 0.1% African American, 0.1% Native American, 0.1% Asian, 0.1% Pacific Islander, 0.4% from other races, and 1.1% from two or more races. Hispanic or Latino of any race were 0.6% of the population. There were 899 households, of which 34.5% had children under the age of 18 living with them, 47.1% were married couples living together, 13.6% had a female householder with no husband present, 5.0% had a male householder with no wife present, and 34.4% were non-families. 28.8% of all households were made up of individuals, and 13.5% had someone living alone who was 65 years of age or older. The average household size was 2.43 and the average family size was 3.00. The median age in the town was 38.8 years. 25.4% of residents were under the age of 18; 9.2% were between the ages of 18 and 24; 24.1% were from 25 to 44; 25.3% were from 45 to 64; and 16% were 65 years of age or older.