Land for sale in Idaho's Custer County recently totaled around $62 million and nearly 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. There were two properties listed as sold in Custer County through the Land Network Comparable Sales Program. This represented a total value of $618,000. Of all farms and ranches for sale in Custer County, 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 largest counties in Idaho (4,938 square miles). It's located in the Central Idaho region of the state.