A combined approximately 2,000 acres were listed for sale in Irwin County recently; the overall value of all Irwin County farmsand rural real estate for sale was approximately $11 million. Irwin County ranks 147th out of 159 counties in the Peach State for the total acreage of land currently advertised for sale. Ocilla had the most land for sale. Its economy is defined as agricultural, with 373 farms recorded in the county during the most recent U.S. Census. Farming activities in Irwin County generate annual revenues of $2 million, most of which is from crops. Irwin County is the 72nd largest county (362 square miles) in Georgia. It's located in the Historic South Georgia region of Georgia.