Of 44 counties in the Gem State, Custer County is third in terms of its size (3 million acres). Custer County is in the Central Idaho region. The total value of almost 1,000 acres of undeveloped land recently listed for sale in Idaho's Custer County was $9 million. The average price of undeveloped land for sale in Custer County was $1 million. Some suggested uses for undeveloped land currently for sale in Custer County include for hunting/fishing, commercial, and homestead use. Some common wildlife species to be found on undeveloped land for sale in Custer County include elk, mule deer, turkey, whitetail deer and bear. Current commercial applications for commercial property for sale in Custer County include for hunting/fishing, commercial and homestead use. Browse all Idaho undeveloped acreage for sale on the Land Network to find your next commercial property or land investment.