There was a total of around $201 million of farms, ranches, hunting land and other land for sale in Wyoming's Natrona County recently on Land.com. The total of all Natrona County land and rural real estate for sale was 1 million acres. Based on the combined acreage of land and rural property for sale here, Natrona County has the most land for sale of all counties in the Equality State. There were two properties listed as sold in Natrona County through the Land Network Comparable Sales Program. This represented a total value of $145,000. Casper had the most land for sale. Economically speaking, Natrona County's is largely dependent on mining and mineral extraction-related businesses and services. Natrona County is one of the ten largest counties in Wyoming (5,375 square miles). It's located in the Central Wyoming region of the state.