Land for sale in Wells County, North Dakota, recently totaled around $3 million and 1,000 acres. Wells County ranks 30th out of 53 counties in the Sioux State for the combined amount of land currently advertised for sale. Among cities in Wells County with ranches, farms, hunting land and other rural land and acreage for sale, Cathay had the most land for sale. Wells County has a large agricultural economy, with 543 farms recorded in the county during the latest U.S. Census. Farming activities in Wells County generate annual revenues of $7 million, most of which is from crops. Wells County is the 25th biggest county (1,290 square miles) in North Dakota. It's located in the Southeast North Dakota region of North Dakota.