Crook County is a county in Wyoming. It covers 2,871 square miles (1,837,190 acres), which represents less than one percent of the state total. Of Wyoming's 23 counties, Crook County ranks 20th in terms of the size of its population (7,444, according to 2015 Census estimates). Mining and mineral extraction-related services are the main economic drivers in this part of Wyoming. Recent data from Lands of America calculates the average value of ranches, land, farms and other recreational acreage for sale in Crook County at $2,606 per acre. The average listing price was $1,521,341 (the most expensive listing being for $7.8 million) and the median size of land and property for sale in Crook County was 160 acres. Land for sale in Crook County totaled 18,095 acres and $47.2 million in overall land value, with the city of Sundance featuring the most land for sale in the county. Farmland was the most common type of land for sale in Crook County.