Wentworth By the Sea commands the island of New Castle, one of NH's oldest settlements. Overlooking the Atlantic Ocean, our hotel is the perfect destination for a romantic getaway or family vacation. This Marriott Hotel of the Year features 161 guestrooms and suites that blend historic elegance with 21st century convenience. Host your next meeting in any of our 12 meeting rooms, including the grand Wentworth Ballroom. Cruise along the Atlantic Ocean, take the family to Water Country, or explore the historic downtown area. This New Hampshire resort offers intimate restaurants with imaginative cuisine, spa services, indoor and outdoor pools, nearby beaches, fitness and business centers, and wireless internet. Opened in June 2013, enjoy our NEW re-envisioned dining experience, SALT Kitchen & Bar! An unwavering commitment to service makes the Wentworth Marriott one of the remaining grand resort hotels of New England and the country.