Sheraton Portsmouth Harborside Hotel

Welcome to Sheraton Portsmouth Harborside Hotel

Explore from our Portsmouth, NH, hotel with indoor pool

On-Site Outlets
Discover our Newly Renovated Sheraton Club Lounge
Upgrade to a Sheraton Club room and elevate your travel experience. Our brand new Club Lounge features comfortable private space to gather with colleagues or just relax. Enjoy complimentary breakfast, all-day snacks and soft drinks, Starbucks® coffee beverages, and evening hors d'oeuvres.
Fitness Center

Sheraton Fitness

Find your fit, at one of the top Portsmouth NH hotels with a pool.

Swimming Pool


Indoor Heated Pool

Mon-Sun: 5:00 AM-10:00 PM


Towels provided


Splash into fun at Water Country, a destination park just 10 minutes from our hotel in Portsmouth Learn More
Tour or attend an event at the University of New Hampshire's stunning campus, located near our hotel Learn More
After breakfast at our hotel, spend the day taking a scenic drive to the many beaches of Portsmouth Learn More
Be sure to visit Peirce Island, just 5 minutes away from our hotel, during your stay. Learn More
The Moffatt-Ladd House & Garden is a must-see Georgian mansion and National Historic Landmark. Learn More
Visit Prescott Park, a waterfront park with gardens, fountains, walkways & summer performances. Learn More
Book Direct With Sheraton Portsmouth and Save!
Our most comprehensive list of perks are yours when you book directly with us. You’ll start benefiting the moment you book with our Best Rate Guarantee, Member Exclusive Rates, ability to modify or cancel your reservation, free Internet for members, and the ability to earn free nights.

Nearby Things To Do

Seacoast Helicopters

Portsmouth and seacoast

Tour By:

Seacoast Helicopters

Portsmouth Harbour Trail Tours

Market Square Information Kiosk

Tour By:

Go Portsmouth

Portsmouth Historical Walking Tours

Downtown Portsmouth

Tour By:

Portsmouth Historical Society

Portsmouth Eats Tours


Tour By:

Portsmouth Eats, LLC

USS Albacore Museum

0.7 Miles

The USS Albacore Museum, under a mile from our downtown Portsmouth hotel, explores the unique research submarine that pioneered the American version of the teardrop hull form of modern submarines.

Prescott Park

0.8 Miles

Head to Prescott Park for a nature walks and outdoor time with family and friends. Under a mile from one of the top dog-friendly hotels in Portsmouth NH.

Strawbery Banke Museum

0.9 Miles

Explore outdoor history at Strawbery Banke Museum, located in the South End historic district and just a mile from one of the best Portsmouth NH hotels.

Seacoast Science Center

4.7 Miles

Science center featuring fish & marine mammals, plus touch tanks & a Discovery Dock for kids.

Vanguard Key Club

0.3 Miles

Pease Golf Course

3.4 Miles

Only course in the area that offers 27 different holes, and has the distinction of being the only course where planes land right before your eyes.

Sagamore Golf Inc.

16.0 Miles

Sagamore opened its fairways to the public in 1929! Sagamore-Hampton Golf Club provides two contrasting nines, each wonderfully picturesque.

The Oaks Golf Links

17.0 Miles

One of New Hampshire's most award-winning courses, recognized by golf’s most discerning judges.

Seacoast Beaches

4.0 Miles

Maine and New Hampshire Beaches

5.0 Miles

Frequently Asked Questions