Located in the heart of the New Hampshire seacoast, in the town of New Castle on Great Island, surrounded by the coastal waters of Portsmouth, the new Wentworth By the Sea Marriott Resort Hotel and Spa offers unparalleled meeting facilities that accommodate groups up to 300. Nine meeting rooms that include the original Grand Ballroom and stage, the Wentworth Ballroom, multiple conference rooms, and a boardroom total over 10,000 square feet, each with high-speed internet connection availability and audio visual equipment packages boasting the finest in communication and presentation technology, are sure to meet and exceed your company's meeting and banquet needs. Our two restaurants also provide exceptional views and dining options from casual to elegant dining.

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READ MORE about our Weddings & Social Events The historic Wentworth By the Sea Marriott Hotel and Spa is the ideal setting for your celebration. Situated along the waterfront on the picturesque island of New Castle, NH, the Wentworth offers panoramic views of the Atlantic Ocean and quaint Little Harbor. Opulently appointed function facilities present the unique, historic experience of celebrating your special occasion in the elegant style of the premier Grand Hotel of the seacoast. Our two Ballrooms and pre-function facilities deliver flexibility in addition to beautiful waterfront vistas. The Wentworth By the Sea Marriott Hotel and Spa can cater to the most intimate of occasions, as well as affairs of the largest scale. Your occasion will be complemented by the tradition of exquisite service that made the Wentworth Resort & Spa famous.

Wentworth Weddings

The Wentworth by the Sea has become a premier destination for the ultimate Seacoast wedding. The Catering Team is dedicated to making your celebration unforgettable!...

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Weddings Settings

The Wentworth ballroom, our grandest of all, holds up to 250 guests. The formal decor combined with a private reception area for a romantic cocktail reception...

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Weddings Packages

The Wentworth by the Sea offers a variety of exceptional wedding packages to accommodate all of your needs. We provide you with the opportunity to create the wedding...

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Honeymoons

The Wentworth by the Sea Marriott hotel & Spa is a great honeymoon destination. Located in Newcastle, New Hampshire, off the coast of Portsmouth...

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Request for Proposal

Let us know how we can help you plan your dream destination wedding. Our expert wedding consultants will work with you every step of the way to ensure that your day is exactly how you envision it....

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