Boulevard Night Commonwealth Hall Banquet Kitchen Constitution Room Flagship Reception Harborview Banquet Maglot Seaport Hotel Plaza Garden
  • "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

Plaza Ballroom

A Meeting Space with Covered Loggia for Pre-Function Socializing

Boasting Boston Harbor views from a floor-to-ceiling wall of windows, this premier ballroom venue makes a dramatic impression. The setting is on the Plaza Level, a third-floor podium featuring the outdoor Plaza Garden and a covered loggia for pre-function socializing. The formal entrance includes a sheltered porte-cochère with valet parking available, as well as a dedicated coat check and registration area.


  • Location:
    Seaport Boston Hotel, Plaza Level (Third Floor)
  • View:
    Boston Harbor
  • Features:
    • Divisible into three
    • Pin lighting
    • Kitchen on same floor
    • 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:
    7,524 sq. ft.
  • Dimensions:
    114 ft. x 66 ft.
  • Height:
     16 ft.
  • Capacities:
    • Reception: 750
    • Theater Style: 700
    • Classroom Style: 336
    • U-Shaped: 96
    • Rounds: 648
    • Conference:  80
    • HL Sq.:  112

Floor Plan:

Click to Enlarge
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