Iowa Park is a city in Wichita County, Texas, United States. It is part of the Wichita Falls, Texas metropolitan statistical area. The population was 6,535 at the 2020 census. Iowa Park was founded in 1888 alongside the tracks of the Fort Worth and Denver City Railway by D. C. and A. J. Kolp. Originally called Daggett Switch, it soon became a shipping point for cotton and wheat. Hard times came in the early 1890s when a drought hit, but by 1900, the town had a significant population.