The value of all farms, ranches, hunting land and other land for sale in South Dakota's Sully County recently was around $186 million, representing a total of 17,544 acres of land for sale in Sully County. Sully County ranks 48th in the state based on the total amount of acres of land for sale among all the counties in the Coyote State. Of all ranches, farms, hunting land and other rural land and acreage for sale in Sully County, Pierre had 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 South Dakota.