Pratt is a city in and the county seat of Pratt County, Kansas, United States. As of the 2010 census, the city population was 6,835. Pratt is home to Pratt Community College. Pratt was founded in 1884] and named after Caleb S. Pratt, a young Civil War officer from the Kansas Infantry, who was killed in the Battle of Wilson's Creek near Missouri. The first post office in Pratt was established in June 1884. In 1887, the Chicago, Kansas and Nebraska Railway built a main line from Herington to Pratt. In 1888, this line was extended to Liberal. Later, it was extended to Tucumcari, New Mexico and El Paso, Texas. It foreclosed in 1891 and was taken over by Chicago, Rock Island and Pacific Railway, which shut down in 1980 and reorganized as Oklahoma, Kansas and Texas Railroad, which merged in 1988 with Missouri Pacific Railroad. In 1997, Missouri Pacific merged with Union Pacific. Most locals still refer to this railroad as the "Rock Island".