Lake Gaston Real Estate, Information, and Lake Area Directory. Lake Gaston, NC & VA is 34 miles long and has over 350 miles of beautiful shoreline. The North Carolina Counties include Warren, Halifax, and Northampton, & Virginia includes Mecklenburg and Brunswick. Dominion Power owns and regulates Lake Gaston with controlled lake levels and shoreline/dock restrictions, making it one of the best lake experiences in the South. Click here to view map and driving directions. The Roanoke Valley includes Lake Gaston, Kerr Lake, Roanoke Rapids Lake, and the Roanoke River. The Towns of Henderson, South Hill, Warrenton, Littleton, Roanoke Rapids, and Weldon all serve the lake. Local conveniences and postal services are provided to Lake Residents by the Townships of Boydton, Macon, Littleton, Bracey, Ebony, Henrico, and Valentines. Eaton Ferry Bridge (Top Picture) is the mid-point of Lake Gaston