Seaforth Boat Rentals & Yacht Charters is a family-owned watercraft rental company at 1715 Strand Way in Coronado, 92118, operating from Glorietta Bay Marina on the Strand. Founded in 1976, Seaforth is the largest and longest-established boat rental operation in Southern California, with a fleet of over 200 vessels across four San Diego Bay locations. The Coronado dock offers powerboats from 16 to 56 feet, sailboats from 22 to 54 feet, jet skis, fishing boats, kayaks, and stand-up paddleboards — plus guided sunset sails, GPS self-guided bay tours, and ASA-certified sailing classes from 101 through 106. Dock-and-dine access is available for boaters arriving by water. 15-minute rental increments after the first hour. Open daily — weekdays 9:30am–6:30pm, weekends 9am–6:30pm. The Coronado location sits steps from Bluewater Boathouse Seafood Grill at 1701 Strand Way for post-rental dining.