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Wentworth by the Sea, A Marriott Hotel & Spa

588 Wentworth Rd.  New Castle  New Hampshire  03854  USA 

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(proof of eligibility required at check-in)

About special rates and awards

To make reservations by phone, call 1-800-228-9290 in the USA and Canada (or any of our worldwide reservation telephone numbers).

Guest Rooms

  • Enjoy a beautiful ocean view from most of our 161 New Hampshire resort guest rooms.
  • Relax in luxuriously appointed suites with amenities that ensure a comfortable and productive stay.
  • Equipped with high-speed Internet access and a spacious work desk for the business traveler.
  • Get a great night's sleep at this Portsmouth, NH hotel with plush bedding and crisp linens.
  • Each guest room features a marble bathroom with a luxurious bathrobe and bathtub.
  • For those looking for extended vacation amenities, our marina suites offer a washer and dryer.
  • This hotel has a smoke-free policy 
  • Book 10 or more rooms at this hotel 
Hotel rooms at Marriott Hotels and Resorts

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