There is Boat slips at Dray mar Marina to park boats on the mainland. 7.4 acres is plenty to play and have all the privacy you might want. The 5+ acres are buildable if you go through Mediation with The Dept of Environmental in Jacksonville. a small dock is permitted without a permit. larger dock house would require permits but doable.
Listing courtesy of COLDWELL BANKER BEN BATES INC.