Ziebach County ranks 60th out of 66 counties in the Mount Rushmore State for the combined amount of land currently advertised for sale. Among cities in Ziebach County with ranches, farms, hunting land and other rural land and acreage for sale, Dupree had the most land for sale. Agriculture and farming drives the Ziebach County economy, with 240 farms recorded in the county during the U.S. Census in 2012. Farming activities in Ziebach County generate annual revenues of $8 million, the majority of which comes from livestock products. Ziebach County is one of the ten biggest counties in South Dakota (1,970 square miles). It's located in the Black Hills & Badlands South Dakota region of the state.