Rabun County is located in the northeasternmost corner of the U.S. state of Georgia. It borders North Carolina to the north and South Carolina to the east. The county seat and largest city is Clayton. Rabun County covers an area of about 377 square miles (980 km²) and is situated in the lower Blue Ridge Mountains of the Southern Appalachian Chain. It is known for its mountainous terrain, including Rabun Bald, the second highest peak in Georgia, and natural features like the Tallulah Gorge and the Chattooga River. The county was established in 1819 and named after William Rabun, a former governor of Georgia