Sheraton Portsmouth Harborside Hotel


250 Market Street, Portsmouth, NH, 03801, United States   •  Weather:   

Local Time Phone (603) 431-2300 Hotel Reservations 888-627-7138


Work Productively in the Heart of Portsmouth in Our Modern Meeting Rooms

Sheraton Portsmouth Harborside Hotel invites you to create, collaborate and connect in our sophisticated meeting and event rooms. Select from 16 flexible venues and allow our seasoned event planning staff to coordinate a successful, productive meeting in downtown Portsmouth.

Meeting and Event Offers>>
Meeting Insider Dates>>

Portsmouth Meeting Boardroom

At a Glance

Guest Rooms: 180 
Last Renovated: 2016
Kings/Suites/Doubles/Queens: 90/3/79/8
Ideal Group Size:120  
Max Group Size: 350
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%

Floor Plans & Capacity Charts>>
Banquet and Catering Menus>>
Audio Visual Services>>
Lighting Services>>

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

Select from our array of smaller meeting rooms, ideal for intimate gatherings and business receptions.

Ideal Meeting Size: 2-30 guests

  • Amphitheater seats up to 50 guests
  • Two boardrooms offer seating up to 10 each
  • Meeting rooms feature large windows and scenic harbor views
Small Portsmouth Meeting

Large Meetings

Take advantage of our more than 14,200 square feet of venue space for a large function for up to 350 guests in downtown Portsmouth. 

Ideal Meeting Size: 40-350 guests

  • Grand Ballroom features 1,300 square feet of pre-function space
  • Meeting rooms offer large windows and harbor views
  • 12 breakout rooms
Large Portsmouth Meeting

Outdoor Space

Break away from business as usual and host your Portsmouth meeting in our outdoor venue space.

Ideal Meeting Size: 20-120 guests

  • Ideal for lunches and cocktail receptions
  • Dedicated area for team-building
Outdoor Portsmouth Meeting

Dining at Portsmouth Meetings

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)


  • Newly-renovated meeting space
  • 16 meeting rooms
  • In-house audiovisual services
  • Flexible pre-function space
  • Green hotel initiatives


Situated in the downtown waterfront district, Sheraton Portsmouth Harborside Hotel is moments away from the city's premier dining, retail and entertainment opportunities.


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

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

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