Skip Main Navigation
Menu
    • English
    • Help
  • Loyalty FAQs
  • My Trips
Back
CLOSE

Wentworth by the Sea, A Marriott Hotel & Spa

588 Wentworth Rd., New Castle, New Hampshire 03854 USA
+1 603-422-7322
4.4 937 Reviews
View Photos

You won't regret staying at our luxury New Castle hotel

Rewards Category 6 · Points needed per night

Wentworth By the Sea, A Marriott Hotel & Spa commands the island of New Castle, one of New Hampshire's oldest settlements. Masterfully blending historic elegance with 21st century convenience, our luxury hotel provides a memorable backdrop for business conferences, family vacations, and romantic getaways. The Wentworth features 161 elegant rooms and suites, brimming with luxury perks; many showcase ocean views. Intimate restaurants with imaginative cuisine, pampering spa services, indoor and outdoor pools, fitness and business centers, and wireless Internet are all yours to enjoy during your stay here in New Castle. If you're hosting an event in the Portsmouth area, our hotel offers 10,000 square feet of flexible space and expert planning services. And there is no shortage of wonderful things to do here in New Castle and the surrounding area - from visiting Water Country to exploring historic downtown Portsmouth. A grand resort experience is yours to enjoy at Wentworth by the Sea, A Marriott Hotel & Spa.

Show More

Guest Reviews

4.4 out of 5.0
Cleanliness
4.6
Service
4.5
91% of guests recommend this hotel

Hear from our guests about their stay from 937 confirmed guest reviews

Earn More Points

Find the credit card that's right for you

Enjoy special benefits.
TAKE A LOOK

Key Amenities

  • Full service spa
  • Fitness center
  • Pool
  • Kitchen/kitchenette
All Hotel Details Accessibility

Highlights

  • We're the winners of Marriott's Hotel of the Year and TripAdvisor's Certificate of Excellence, as well as a TripAdvisor GreenLeaders program member.

  • Indulge in a luxury spa day during your New Castle vacation. Located here at the hotel, the Spa at the Wentworth features a wide range of treatments.

  • SALT Kitchen & Bar, our newly reimagined dining experience, delivers bold New England flavors in a contemporary and relaxing restaurant environment.

Guest Rooms

View All Guest Rooms
Join Marriott Bonvoy.
Man holding a mobile phone while gazing pensively out a window

Let Your Mind Travel

Marriott Hotels celebrates curiosity, creativity and new perspectives. We know that when your mind can travel, inspiration follows. That's why we create spaces that allow you to see the world differently with room to think bigger.

LEARN MORE
Woman reclining on hotel bed with remote control in hand while watching TV

Reinventing the everyday

At Marriott Hotels we seek to offer moments of inspiration for our guests. That’s why we have partnered with TED to create experiences that fuel your curiosity and spark your imagination.

Explore

Check Room Rates & Availability

Wentworth by the Sea, A Marriott® Hotel & Spa

back to top