There was a total of approximately $102 million of ranches, farms, hunting land and other rural land and acreage for sale in Custer County recently on Land.com. The total acreage of all Custer County ranches, farms, hunting land and other rural land and acreage for sale was approximately 4,000 acres. Custer County ranks 37th out of 44 counties in the Gem State for the total acreage of land currently advertised for sale. Among cities in Custer County with farms, ranches, and rural real estate for sale, Stanley featured the most land for sale. Economically speaking, Custer County's is largely dependent on mining and mineral extraction-related businesses and services. Custer County is one of the ten biggest counties in Idaho (4,938 square miles). It's located in the Central Idaho region of the state.