There was a combined $13 million of ranches, farms, hunting land and other rural land and acreage for sale in Atchison County, Missouri, recently on Land.com. The total size of all Atchison County ranches, farms, hunting land and other rural land and acreage for sale was almost 2,000 acres. Atchison County ranks 108th in the Show Me State for the total acreage of land currently advertised for sale. Of all land and rural real estate for sale in Atchison County, Rock Port had the most land for sale. Atchison County has a large agricultural economy, with 395 farms recorded in the county during the latest U.S. Census. Farming activities in Atchison County generate annual revenues of $11 million, most of which is from crops. Atchison County is the 68th largest county (550 square miles) in Missouri. It's located in the Northwest Missouri region of the state.