The combined value of land and rural real estate for sale in McLean County recently on Land.com was nearly $15 million. This represents approximately 2,000 acres of ranches, farms, hunting land and other rural land and acreage for sale in McLean County. McLean County ranks 10th in the Rough Rider State based on the combined acreage of land for sale of all the counties in the Sioux State. Of all land for sale in McLean County, Garrison had the most land for sale. Agriculture and farming drives the McLean County economy, with 868 farms recorded in the county during the U.S. Census in 2012. Farming activities in McLean County generate annual revenues of $17 million, most of which is from crops. McLean County is one of the ten largest counties in North Dakota (2,328 square miles). It's located in the Central North Dakota region of North Dakota.