Website: http://www.oconeecounty.comProfileIncorporated Date: February 25, 1875Population: 32,221Total Area: 185.8 sq mi Contact InformationP.O. Box 145 Watkinsville, GA 30677 Phone Number: (706) 769-5120Fax Number: (706) 769-0705 Oconee County, named for the river that sets its eastern boundary, branched off from Clarke County in 1875. Watkinsville, the county seat, takes its name from an Augusta lawyer who helped compile the first Digest of Georgia Laws.