Land for sale in Rush County, Kansas, recently totaled $3 million and nearly 2,000 acres. Rush County ranks 86th in the Sunflower State for the combined amount of land currently advertised for sale. Among cities in Rush County with farms, ranches, hunting land and other land for sale, Rush Center had the most land for sale. Agriculture and farming drives the Rush County economy, with 528 farms recorded in the county during the U.S. Census in 2012. Farming activities in Rush County generate annual revenues of $7 million, most of which is from crops. Rush County is the 67th biggest county (717 square miles) in Kansas. It's located in the High Plains Kansas region of Kansas.