The value of farms and ranches for sale in Kansas's Atchison County recently on Land.com was around $7 million. This represents 1,000 acres of land for sale in Atchison County. Atchison County ranks 48th out of 105 counties in the Jayhawk State for the total number of acres of land currently advertised for sale. Of all farms and ranches for sale in Atchison County, Atchison featured the most land for sale. From an economic perspective, manufacturing and related services are the main sectors in Atchison County. Atchison County is the 102nd biggest county (433 square miles) in Kansas. It's located in the Wooded Hills Kansas region of the state.