Bennett County is in Black Hills & Badlands South Dakota. Of the 66 counties in the Coyote State, Bennett County ranks 23rd in terms of size (1,190 square miles). A recent survey of Land Network data includes 2,000 acres of farms for sale in South Dakota's Bennett County, which is valued at a combined $5 million. The average price of farms for sale in Bennett County was $3 million. The economy here is largely agricultural. Farms for sale in Bennett County feature livestock including cattle, horses, goats, pig 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.