Warren County claims to have had the first Rural Free Delivery system, initiated in 1868 by several farmers near Norwood. The six men hired someone to deliver the mail to their farms in return for room and board.
Warren County shares the 24,000-acre Ogeechee Wildlife Management Area with Hancock County. The Ogeechee River forms the western boundary of the county.
The county is home to several local parks, as well as a hunting preserve.
General LaFayette visited Warrenton in 1824, and a ball was held in his honor at a local home which is still standing.