Element by Marriott Boston Seaport District — Event Spaces, Floor Plans & Capacities

391-395 D St, Boston, MA 02210

2 rooms · largest space: Combined Meeting A/B, 852 sq ft79 m²

Element by Marriott Boston Seaport District in Boston offers 2 event rooms. The largest space is Combined Meeting A/B, 852 sq ft79 m² (divisible into 2 sections). It holds up to 50 guests. Explore the floor plans and capacity charts below, or start arranging your own layout in the free planner.

Plan an event in Combined Meeting A/B: open a free to-scale layout seating 20 at round tables in its 28 × 30 ft footprint at floors.live/start — no account needed.

Across its 2 rooms, Element by Marriott Boston Seaport District handles theater-style sessions for up to 40, seated banquets for 50 and standing receptions for 40. 3 smaller rooms suit breakouts and board meetings. Exact figures for every room and setup style are in the chart below.

Plan your event in this space — free

Unverified listing — compiled from Element by Marriott Boston Seaport District’s published information. Venue staff can verify capacities and setups free: floors.live/venues/us/massachusetts/boston/element-by-marriott-boston-seaport-district/?claim=1.

Floor plans

Detailed floor plans for Element by Marriott Boston Seaport District are published on the venue’s official site.

View official floor plans at Marriott ↗Plan your event in this space — free

Work at this venue? to publish your official floor plans and 360° tours here — free.

Room capacities & dimensions

2 rooms, 3 configurations. Combined and divided set-ups are listed under their room.

Space

Sq ft / m²

Ceiling

Banquet

Theater

Classroom

Reception

Conference

U-Shape

Meeting Room APlan this room →

429 sq ft40 m²

30 ft9.1 m

1 configuration with Meeting Room A

Combined and divided set-ups that include Meeting Room A
Configuration	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
Combined Meeting A/BPlan this room →	852 sq ft79 m²	—	50	40	35	40	20	21

Meeting Room BPlan this room →

422 sq ft39 m²

30 ft9.1 m

Figures from published venue data; blank cells mean the venue hasn’t published that number. Verify final counts with the venue.

Frequently asked questions

How many event rooms does Element by Marriott Boston Seaport District have?

Element by Marriott Boston Seaport District has 2 rooms. 3 configurations are listed on this page.

What is the largest space at Element by Marriott Boston Seaport District?

Combined Meeting A/B, 852 sq ft (divisible into 2 sections): 28.4 × 30 ft, 50 banquet / 40 theater.

How many people can Element by Marriott Boston Seaport District seat for a banquet?

Up to 50 in Combined Meeting A/B.

Can Combined Meeting A/B be divided?

Yes. Combined Meeting A/B divides into 2 sections: Meeting Room A, Meeting Room B.

What is the ceiling height at Element by Marriott Boston Seaport District?

The highest ceiling is 30 ft, in Meeting Room A.

More event venues near Boston