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  • "I have planned a lot of offsites (probably more than 50) and this was the easiest, most pleasant, beautifully run one that I have ever had the pleasure of attending…"

    Cecile Heimann
    Omgeo LLC
  • "Let me say a huge thank you! I appreciate all you did to make sure our event went so perfectly. Thanks to everyone on your staff. Seaport is the ideal place for our conference, and I hope we can continue there for years to come."

    Dr. Michele Holt
    Massachusetts Music Educators
  • "Everyone has commented on how well the meeting went and the management team was thrilled at how well and smoothly the event took place."

    National Grid
  • "I appreciate all the work and care you and the staff here has taken with planning and execution of our meetings."

    Kaspersky Lab
  • "The majority of our senior management and our guests have rated the meeting ‘excellent overall.’ Their perception is, in large part, a reflection of your professionalism and personal commitment to helping us plan and execute a complicated day."

    Melissa Mahoney
More Testimonials

Seaport Ballroom

A Flexible, Interior Meeting Space

Smart and sophisticated, the Seaport Ballroom is located directly above the hotel's main lobby, connected by a grand staircase and elevators. Guests can gather in the dedicated pre-function area, featuring views onto the street. The ballroom's handsome built-in credenzas may be used as buffet servers or coffee stations.

The adjacent Flagship Ballroom – with harbor views – is perfect for cocktail receptions. Other nearby breakout rooms include the Liberty and Constitution.


  • Location:
    Seaport Boston Hotel, Mezzanine Level (Second Floor)
  • View:
    Interior Space
  • Features:
    • Divisible into three
    • Built-in credenzas
    • Rear-screen projection capability
    • Pin lighting
    • Direct elevator access to 2,300 parking spaces, including valet parking at the hotel entrance and by arrangement at the Plaza Level (third floor) porte-cochère
  • Area:
    3,822 sq. ft.
  • Dimensions:
    98 ft. x 39 ft.
  • Height:
    10 ft. 6 in.
  • Capacities:
    • Reception: 450
    • Theater Style: 420
    • Classroom Style: 219
    • U-Shaped: 84
    • Rounds: 336
    • Conference:  80
    • HL Sq.:  96

Floor Plan:

Click to Enlarge
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