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Check-in
26Nov2025Select date
Check-out
27Nov2025Select date
Rooms and Guests2 Guests, 1 Room
Key details

About the Hotel

588 Wentworth Rd., New Castle, New Hampshire, United States, 03854
-
Near the waterfront
Perfect
8.2
/10
3.4
/5

Amenities

Wentworth By The Sea offers an extensive array of amenities, including a full-service marina with 75 slips available for transient boaters. The hotel features a large outdoor pool, a state-of-the-art fitness center, and 12,000 square feet of flexible event space suitable for conferences and weddings. Guests can also enjoy complimentary access to bicycles for exploring the nearby scenic routes.

Rooms

The hotel boasts 161 well-appointed guest rooms, including 19 suites, offering stunning views of the harbor or gardens. Select rooms come with balconies, providing an ideal spot to enjoy the serene landscape. Each room includes luxurious bedding and high-quality bathroom amenities for a comfortable stay.

Location

Conveniently located near historic downtown New Castle, Wentworth By The Sea is a short drive from Portsmouth and other coastal attractions. The hotel is situated on a picturesque peninsula, providing easy access to both ocean views and local parks. Guests will find it within 2 miles of popular sites like Fort Constitution and the Wentworth Coolidge Mansion.

Wellness

The hotel features the Wentworth Wellness Spa, which provides various therapeutic services and treatments tailored to rejuvenate both body and mind. Guests can partake in fitness classes, including yoga and Zumba, offered at the fitness center. A sauna is also available to enhance relaxation after an active day.

Dining

Dining options include Salt, the hotel's signature restaurant, which focuses on fresh seafood and regional specialties. The seasonal outdoor dining terrace offers a relaxing setting, while the Lobby Lounge serves light fare and cocktails. Room service is available for guests who prefer to dine in privacy.

Highlights

Location: Located near historic downtown New Castle

Rooms: 161 well-appointed guest rooms

Dining: Salt, the hotel's signature restaurant

Wellness: Wentworth Wellness Spa with therapeutic services

Event Space: 12,000 square feet for meetings and weddings

Must-do experiences

  • Stroll through Fort Stark State Historic Site for stunning views.
  • Savor fresh lobster rolls at The Beach Plum in nearby Hammondsport.
  • Take a guided tour of the fascinating Portsmouth Harbor Lighthouse.
  • Visit the Seacoast Science Center to learn about local marine life.
  • Explore Prescott Park for beautiful gardens and local art exhibits.
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Select your room type

The hotel offers a variety of rooms including double rooms, family rooms, and suites with breakfast, free cancelations, and special deals
Queen Room Two Queen Beds Water View
2 persons
34 m² 
1 King-size bed
Water view
Heating
Air conditioning
Queen Room Two Queen Beds
2 persons
32 m² 
1 King-size bed
Heating
Air conditioning
King Room Harbour View
2 persons
34 m² 
1 King-size bed
Harbour view
Heating
Air conditioning
King Room
2 persons
32 m² 
1 King-size bed
Heating
Air conditioning
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Getting around

A list of all available modes of transport

City Centre
New Castle 1.7 km
Airports
Pease International Tradeport (PSM) 15.6 km
Manchester Boston Regional (MHT) 81.9 km

Facilities

The hotel offers amenities for your comfortable stay and unforgettable experiences

General

  • Free Wi-Fi
  • Parking
  • Pets allowed
  • Rooms/ Facilities for disabled

Sports & Fitness

  • Exercise gym

Spa & Leisure

  • Swimming pool

Room features

  • Mini-bar
  • Ironing facilities

Media

  • CD player
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Location

588 Wentworth Rd., New Castle, New Hampshire, United States, 03854
Map view
588 Wentworth Rd., New Castle, New Hampshire, United States, 03854
Nearby
Spa Centre
Wentworth by the Sea
80 m
Restaurants
Latitudes Restaurant
900 m
588 Wentworth Rd Wentworth by the Sea
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FAQs
About Wentworth By The Sea, A Marriott Hotel & Spa
What is the policy for check-in and check-out at Wentworth By The Sea, A Marriott Hotel & Spa?
Check-in is at 16:00 and check-out is at 11:00.
How far is Wentworth By The Sea, A Marriott Hotel & Spa from Pease International Tradeport?
The hotel is located 5 km from Pease International Tradeport.
What dining options are available on-site at Wentworth By The Sea, A Marriott Hotel & Spa?
The hotel features four on-site restaurants, including Salt Kitchen & Bar and Latitudes Sky Bar.
What recreational facilities does Wentworth By The Sea, A Marriott Hotel & Spa offer?
The hotel includes two pools, a fitness center, golf course, and tennis courts.
What amenities are available in the rooms at Wentworth By The Sea, A Marriott Hotel & Spa?
Rooms are equipped with air conditioning, Wi-Fi, a mini-fridge-bar, and coffee/tea making facilities.
What languages are spoken by the staff at Wentworth By The Sea, A Marriott Hotel & Spa?
The staff mainly speak English.
Are there any notable attractions near Wentworth By The Sea, A Marriott Hotel & Spa?
Nearby attractions include Fort McClary State Park, Market Square (2.9 km away), and Portsmouth African Burying Ground Memorial Park.
Is parking available at Wentworth By The Sea, A Marriott Hotel & Spa?
The hotel offers complimentary parking on-site.
What types of payment does Wentworth By The Sea, A Marriott Hotel & Spa accept?
Accepted payment methods include American Express, Visa, MasterCard, and several others.
Check-in
26Nov2025Select date
Check-out
27Nov2025Select date
Rooms and Guests2 Guests, 1 Room