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 NearbyAttractions, Accommodations, & DiningOsprey's NestLearn MoreAttractions, Accommodations, & DiningEnchanted Bayfront HomeLearn MoreAttractions, Accommodations, & DiningThe Cottages of Governors RunLearn MoreAttractions, Accommodations, & DiningChesapeake Bay Vacation RentalsLearn MoreAttractions, Accommodations, & DiningMatoaka Beach CabinsLearn MoreSee More For Southern Maryland