Smith Island is one of the Virginia Barrier Islands located adjacent to the southern end of the Eastern Shore of Virginia in Northampton County near Cape Charles. The island bears the name of Captain John Smith the explorer who visited it in 1608. In 1614, Governor Thomas Dale sent 20 men, under Lieutenant William Craddock, to the area to establish a s…Smith Island is one of the Virginia Barrier Islands located adjacent to the southern end of the Eastern Shore of Virginia in Northampton County near Cape Charles. The island bears the name of Captain John Smith the explorer who visited it in 1608. In 1614, Governor Thomas Dale sent 20 men, under Lieutenant William Craddock, to the area to establish a salt works and to catch fish for the colonists. They intended to make salt by boiling down the sea water. They settled along Old Plantation Creek at Dale's Gift on the mainland, but established the salt works on Smith Island.