A total of 1,000 acres were listed for sale in Sully County recently, representing a total value of $10 million in Sully County land and rural real estate for sale. Sully County ranks 41st in the Coyote State for the total acreage of land currently advertised for sale. Of all farms, ranches, hunting land and other land for sale in Sully County, Pierre featured the most land for sale. Sully County has a large agricultural economy, with 191 farms recorded in the county during the latest U.S. Census. Farming activities in Sully County generate annual revenues of $7 million, most of which is from crops. Sully County is South Dakota's 29th biggest county (1,070 square miles). It's located in the Great Lakes South Dakota region of the state.