Sheraton Portsmouth Harborside Hotel

4.0 (524 reviews)

250 Market Street, Portsmouth, NH, 03801, United States   •  Weather:    •   Local Time:     •  Phone: (603) 431-2300   •  Hotel Reservations: (866) 716-8134


Portsmouth Meeting

With 16 conference rooms to choose from, Sheraton Portsmouth Harborside Hotel is the ideal location to host a Portsmouth meeting or event. Let us show you that our experienced personnel and superior quality is the perfect combination to make your event successful.

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At a Glance

Guest Rooms: 180 
Last Renovated: 2016
Kings/Suites/Doubles/Queens: 90/3/79/8
Ideal Group Size:120  
Max Group Size: 250
Largest Meeting Space: 3,700 sq. ft.
Indoor Meeting Space: 14,200 sq. ft.
Outdoor Meeting Space: Seating for 100

Sales Tax: 0% | Room Tax: 9%

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Contact Us

Contact our sales team via email or by calling 603-559-2608 for more information or submit a request for proposal below.



Earn for work. Redeem for fun - business has never been so personal. With SPG® Pro, you can earn Starpoints® for the travel you arrange for others and the meetings you plan professionally, right within your personal account. Learn More>>

Meeting Spaces

Small Meetings

We feature several small meeting venues that are perfect for small gatherings or intimate receptions.

Ideal Meeting Size: 2-30

  • Amphitheater seats up to 50
  • Two boardrooms seating up to 10 each
  • Rooms with windows and harbor views

Large Meetings

With more than 14,200 square feet of meeting and event space, our flexible rooms can accommodate up to 250 guests.

Ideal Meeting Size: 40-200

  • Grand Ballroom with 1,300 square feet of pre-function space
  • Meeting rooms with windows and harbor views
  • 12 breakout rooms

Outdoor Space

Our outdoor space is the perfect spot to hold a reception or social event.

Ideal Meeting Size: 20-120

  • Ideal for lunches and cocktail receptions
  • Area for team building


Food and Beverage Options

View our banquet and catering menus>>

Food and Beverage Averages:

  • Breakfast: Plated: $13, Buffet: $14
  • Lunch: Plated: $18, Buffet: $21
  • Dinner: Plated: $30, Buffet: $33

Hotel Restaurant: Two-Fifty Market Restaurant and Bar (100 person capacity)



Situated in the downtown waterfront district, Sheraton Portsmouth Harborside Hotel is within steps of the best shopping, dining & live entertainment in Portsmouth.


Manchester Boston Regional Airport (MHT) is one hour away.

Boston Logan International Airport (BOS) is one hour away.

Local Area Map

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What's Nearby

  1. Portsmouth Gas Light Co.
  2. Discover Portsmouth Center
  3. Kittery Premium Outlets
  4. Portsmouth Brewery
  5. Water Country

How To Get Here

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