Flag Harbor Yacht HavenVisit WebsiteGet Directions Details Amenities Details Full service and boatyard and condo marina. Hours See website for hours. Location1565 Flag Harbor BlvdSt. Leonard, MD20685Get DirectionsContact Local Phone: 410-586-1915MapSouthern Maryland Amenities Green PropertyPlaces NearbyAccommodationsMatoaka Beach CabinsLearn MoreAccommodationsOsprey's NestLearn MoreAccommodationsThe Cottages of Governors RunLearn MoreAccommodationsEnchanted Bayfront HomeLearn MoreAccommodationsChesapeake Bay Vacation RentalsLearn MoreSee More For Southern Maryland