A total of approximately 2,000 acres were listed for sale in Bennett County, South Dakota, recently, representing a combined nearly $2 million in Bennett County land and rural real estate for sale. Bennett County ranks 50th in the Coyote State for the combined amount of land currently advertised for sale. Martin featured the most land for sale. Agriculture and farming drives the Bennett County economy, with 219 farms recorded in the county during the U.S. Census in 2012. Farming activities in Bennett County generate annual revenues of $5 million, the majority of which comes from livestock products. Bennett County is South Dakota's 23rd largest county (1,190 square miles). It's located in the Black Hills & Badlands South Dakota region of South Dakota.