Sheraton Portsmouth Harborside Hotel

250 Market Street, Portsmouth, New Hampshire 03801 USA
+1 603-431-2300
  • Mobile Key
  • Digital Check-In
  • Service Request
  • Fitness
  • Internet

Relax at our downtown Portsmouth hotel

Rewards Category 5 Points needed per night

Immerse yourself in New Hampshire's Seacoast region at Sheraton Portsmouth Harborside Hotel. Located in the heart of downtown Portsmouth, New Hampshire, our hotel places you near many of the area's prominent destinations, including Jenness State Beach, the University of New Hampshire, the Portsmouth Naval Shipyard and Prescott Park. Make time for a delicious meal at Two-Fifty Market or order from our full room service menu. Maintain your exercise regimen with a workout in our fitness center or indoor pool. Our adaptable event spaces offer on-site catering and AV equipment, ideal for corporate meetings and parties in downtown Portsmouth. At the end of your day, retreat to our spacious hotel rooms and suites with complimentary Wi-Fi, plush bedding, mini-refrigerators and work desks. Expect an exceptional stay in Portsmouth, New Hampshire, at Sheraton Portsmouth Harborside Hotel.

Show More

Guest Reviews

4.0 out of 5.0

Hear from our guests about their stay from 980 confirmed guest reviews

Marriott Bonvoy™ Credit Cards

Marriott Bonvoy™ Credit Cards

Earn More Points & Enjoy Special Benefits

Key Amenities

  • Fitness center
  • Pool
  • Pet friendly
  • Free high-speed internet


  • Collaborate and celebrate in an array of flexible event spaces at our hotel, perfect for hosting meetings and social gatherings in Portsmouth, NH.

    Learn more
  • Find our hotel conveniently located in downtown Portsmouth, New Hampshire, within walking distance of many popular restaurants, shops and museums.

    Learn more
  • Reserve one of our club-level hotel rooms for free breakfast, Starbucks® coffee and access to our newly renovated Club Lounge.

    Learn more

Guest Rooms

Newly renovated rooms and suites at our hotel in Portsmouth


Elevate Your Work

Sheraton has partnered with 24Slides to offer a 40% discount on 24-hour turnaround professional presentation design services

Learn More

Check Room Rates & Availability

back to top