Port Royal Marina 555 N Harbor Dr, Redondo Beach, CA90277 Also known as California Yacht Marina, Port Royal Marina is the facility located in the middle of the scenic King…More Harbor. The marina has 338 boat slips ranging in size from 25 feet to 40 feet long. The marina offers water sports, fishing, boating safety classes and much more. From the Port Royal Marina it is a short walk to shopping areas, hotels and the Redondo Beach Boardwalk. The Sea View newsletter is published by the marina every other month and contains information, events and Dockside dos and don'ts.