Custer County is in Black Hills & Badlands South Dakota. Of the 66 counties in the state, 997,800-acre Custer County ranks 16th by size. The total value of nearly 1,000 acres of farms recently listed for sale in South Dakota's Custer County was approximately $6 million. The average price of farmland for sale in Custer County was $1 million. Farms for sale in Custer County support livestock including cattle, horses, goats and sheep. Browse all South Dakota farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future business or individual needs.