Boston Marriott Newton — Event Spaces & Capacities

2345 Commonwealth Ave, Auburndale, MA 02466

With 31 event spaces across 84,271 sq ft7,829 m² of function space, Boston Marriott Newton is a flexible choice for meetings and celebrations in Auburndale. The largest room, Grand Ballroom, hosts up to 1,200 guests. Full capacity details for each room are below.

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Floor plans

Detailed floor plans for Boston Marriott Newton are published on the venue’s official site.

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Room capacities & dimensions

Room capacities and dimensions for Boston Marriott Newton
SpaceCeiling
Cape CodPlan this room →216 sq ft20 m²8 ft2.4 m————6—
Charles River RoomPlan this room →2,444 sq ft227 m²11 ft3.4 m150210841753230
Charles River Room - East or WestPlan this room →1,222 sq ft114 m²11 ft3.4 m6011060753230
Commonwealth BallroomPlan this room →5,782 sq ft537 m²13 ft4 m350——400——
Commonwealth Ballroom - Salon 1Plan this room →1,534 sq ft143 m²13 ft4 m508045402727
Commonwealth Ballroom - Salon 2Plan this room →1,475 sq ft137 m²13 ft4 m70125501003232
Commonwealth Ballroom - Salon 3Plan this room →1,298 sq ft121 m²13 ft4 m70120501003232
Commonwealth Ballroom - Salon 4Plan this room →1,250 sq ft116 m²13 ft4 m509054802630
Commonwealth Ballroom - Salons 1 & 2Plan this room →3,009 sq ft280 m²13 ft4 m160——100——
Commonwealth Ballroom - Salons 1-3Plan this room →4,307 sq ft400 m²13 ft4 m250——250——
Commonwealth Ballroom - Salons 2 & 3Plan this room →2,773 sq ft258 m²13 ft4 m140220114150——
Commonwealth Ballroom - Salons 2-4Plan this room →4,248 sq ft395 m²13 ft4 m200300132250——
Commonwealth Ballroom - Salons 3 & 4Plan this room →2,773 sq ft258 m²13 ft4 m13016084180——
Grand BallroomPlan this room →9,324 sq ft866 m²18 ft5.5 m5707903901,200——
Grand Ballroom - Salon A, C, F, or HPlan this room →704 sq ft65 m²12 ft3.7 m405428402021
Grand Ballroom - Salon B or GPlan this room →960 sq ft89 m²12 ft3.7 m609048502024
Grand Ballroom - Salon D or EPlan this room →2,294 sq ft213 m²18 ft5.5 m1502251052005050
Grand Ballroom - Salons A & B or B & CPlan this room →1,664 sq ft155 m²12 ft3.7 m90140701003232
Grand Ballroom - Salons A-C or F-HPlan this room →2,368 sq ft220 m²12 ft3.7 m1502101052005054
Grand Ballroom - Salons A-D or E-HPlan this room →4,662 sq ft433 m²12 ft3.7 m300450215600——
Grand Ballroom - Salons A-E or D-HPlan this room →6,956 sq ft646 m²12 ft3.7 m450650320900——
Grand Ballroom - Salons D & EPlan this room →4,588 sq ft426 m²18 ft5.5 m300450225460——
Grand Ballroom - Salons F & G or G & HPlan this room →1,664 sq ft155 m²12 ft3.7 m90140701003232
LexingtonPlan this room →1,728 sq ft161 m²8 ft2.4 m6012560503236
Merry-Go-RoundPlan this room →352 sq ft33 m²8 ft2.4 m————12—
MinutemanPlan this room →432 sq ft40 m²8 ft2.4 m203212201415
NorumbegaPlan this room →352 sq ft33 m²8 ft2.4 m—2412—1212
Old Meeting HousePlan this room →960 sq ft89 m²8 ft2.4 m407030302024
PavilionPlan this room →2,500 sq ft232 m²—200——250——
Riverside LawnPlan this room →10,000 sq ft929 m²—200——250——
Additional spaces (dimensions only) (1)
Additional spaces with published dimensions only at Boston Marriott Newton
SpaceSq ft / m²Ceiling
Newton Room - 3rd FloorPlan this room →432 sq ft40 m²8 ft2.4 m

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