Key Harbor Marina is Located directly on The Barnegat Bay in Waretown NJ. Key Harbor Marina is on the mainland across from Long Beach Island, (LBI). We have 260 Boats Slips available for boats ranging from 16 foot up to 65 foot and are from 10‘wide to 22’ wide All of Key Harbor Marina Boat Slips have access to electric, water and cable, a beautiful Barnegat Bayfront Pool, 3 climate controlled Bathhouses with showers, High Speed Wi-Fi and an onsite restaurant. We are a well sheltered full service marina with direct access to the Barnegat Bay, Barnegat Inlet and Tices Shoal. If you are looking for a boat slip with access to Barnegat Bay there is no better Marina than Key Harbor Marina. Stop by and take a look at our beautiful marina and what boat slips are available.