The combined value of farms, hunting land and other rural land and acreage for sale in Irwin County recently on Land.com was approximately $7 million. This represents almost 1,000 acres of farms, hunting land and other rural land and acreage for sale in Irwin County. Irwin County ranks 154th in Georgia for the total acreage of land currently advertised for sale. Ocilla featured the most land for sale. Agriculture and farming drives the Irwin County economy, with 373 farms recorded in the county during the U.S. Census in 2012. Farming activities in Irwin County generate annual revenues of $2 million, most of which is from crops. Irwin County is the 72nd biggest county (362 square miles) in Georgia. It's located in the Historic South Georgia region of the state.