Interesting facts: Georgia, the largest state east of the Mississippi has more counties (159) than any other state east of the Mississippi. Lincoln County is named for Benjamin Lincoln, a Revolutionary War hero.Ware County (Waycross) is the largest county in land area (906.6 square miles) while Clarke County (Athens) is the smallest county in land size (121.3 square miles). Fulton County has the most people (816,006 according to the 2000 Census).incoln County is named for Benjamin Lincoln, a Revolutionary War hero. Ware County (Waycross) is the largest county in land area (906.6 square miles) while Clarke County (Athens) is the smallest county in land size (121.3 square miles).