What is the banquet capacity of Eden Vale Ballroom at The Westin Waltham Boston?

Eden Vale Ballroom seats up to 540 guests in a banquet layout.

How many people fit in Eden Vale Ballroom theater-style?

Eden Vale Ballroom holds up to 700 guests in a theater setup.

How many event spaces does The Westin Waltham Boston have?

The Westin Waltham Boston has 25 event spaces totaling 28,916 sq ft.

The Westin Waltham Boston — Event Spaces & Capacities

Westin Hotel, 70 3rd Ave, Waltham, MA 02451

The Westin Waltham Boston in Waltham offers 25 event spaces across 28,916 sq ft2,686 m² of function space. The largest room, Eden Vale Ballroom, hosts up to 800 guests. Explore the floor plans and capacity charts below, or start arranging your own layout in the free planner.

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Floor plans

Detailed floor plans for The Westin Waltham Boston are published on the venue’s official site.

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Room capacities & dimensions

Room capacities and dimensions for The Westin Waltham Boston
Space	Sq ft / m²	Ceiling	Banquet	Theater	Classroom	Reception	Conference	U-Shape
AlcottPlan this room →	768 sq ft71 m²	8 ft2.4 m	50	50	40	60	30	26
BelmontPlan this room →	425 sq ft39 m²	13.4 ft4.1 m	30	25	21	20	18	18
CambridgePlan this room →	800 sq ft74 m²	13.4 ft4.1 m	50	70	42	60	30	33
Concord BallroomPlan this room →	2,750 sq ft255 m²	13.4 ft4.1 m	200	250	175	200	40	45
Eden Vale APlan this room →	1,829 sq ft170 m²	15.4 ft4.7 m	160	180	100	250	30	—
Eden Vale A1Plan this room →	1,829 sq ft170 m²	15.4 ft4.7 m	160	180	100	250	—	50
Eden Vale A3Plan this room →	589 sq ft55 m²	15.4 ft4.7 m	40	60	36	70	30	28
Eden Vale BPlan this room →	2,537 sq ft236 m²	15.4 ft4.7 m	240	240	150	350	—	—
Eden Vale BallroomPlan this room →	6,254 sq ft581 m²	15.4 ft4.7 m	540	700	400	800	—	—
Eden Vale CPlan this room →	1,829 sq ft170 m²	15.4 ft4.7 m	160	200	100	250	—	50
Eden Vale C1Plan this room →	589 sq ft55 m²	15.4 ft4.7 m	40	60	36	70	30	28
Eden Vale C2Plan this room →	589 sq ft55 m²	15.4 ft4.7 m	40	60	24	70	30	24
Eden Vale C3Plan this room →	589 sq ft55 m²	15.4 ft4.7 m	40	60	36	70	30	28
EmersonPlan this room →	2,500 sq ft232 m²	13.4 ft4.1 m	120	200	75	140	30	21
GarfieldPlan this room →	414 sq ft38 m²	8 ft2.4 m	—	—	—	—	10	—
HawthornePlan this room →	368 sq ft34 m²	8 ft2.4 m	20	24	18	20	16	15
LincolnPlan this room →	800 sq ft74 m²	13.4 ft4.1 m	50	70	42	60	36	33
Lincoln EastPlan this room →	400 sq ft37 m²	13.4 ft4.1 m	30	35	21	40	22	20
Lincoln WestPlan this room →	400 sq ft37 m²	13.4 ft4.1 m	30	35	21	40	22	20
LivermorePlan this room →	462 sq ft43 m²	8 ft2.4 m	40	30	18	25	24	15
ThoreauPlan this room →	441 sq ft41 m²	8 ft2.4 m	30	26	18	20	16	14
Waltham BoardroomPlan this room →	595 sq ft55 m²	8 ft2.4 m	—	—	—	—	16	—
WellesleyPlan this room →	464 sq ft43 m²	13.4 ft4.1 m	30	24	21	20	20	20
WellingtonPlan this room →	391 sq ft36 m²	8 ft2.4 m	30	30	18	25	18	15
Weston BoardroomPlan this room →	304 sq ft28 m²	13.4 ft4.1 m	—	—	—	—	10	—

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