Shell Castle

NE Carteret County, an island in Pamlico Sound between Casey Island and North Rock near the tip of Portsmouth Island at Ocracoke Inlet. Built by John Gray Blount and John Wallace in 1790 on an earlier island known as Old Rock. At one time a dwelling house, a tavern, warehouses, a lumberyard, a wharf, and a notary public's office were there. Appears on the Price map, 1808.