JW Marriott Washington, DC — Event Spaces & Capacities

1331 Pennsylvania Ave NW, Washington, DC 20004

JW Marriott Washington, DC in Washington offers 35 event spaces across 80,035 sq ft7,435 of function space. The largest room, Grand Ballroom, hosts up to 1,520 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 JW Marriott Washington, DC are published on the venue’s official site.

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Room capacities & dimensions

Room capacities and dimensions for JW Marriott Washington, DC
SpaceCeiling
CannonPlan this room →580 sq ft5411 ft3.4 m506040602024
Capitol BallroomPlan this room →7,065 sq ft65612.1 ft3.7 m550800480800
CommercePlan this room →570 sq ft5311 ft3.4 m506040602024
CongressionalPlan this room →735 sq ft688 ft2.4 m607548802225
DirksenPlan this room →650 sq ft607 ft2.1 m506040602024
Grand BallroomPlan this room →13,030 sq ft1,21114 ft4.3 m1,1001,2008001,520
HartPlan this room →600 sq ft5611 ft3.4 m506040602024
JusticePlan this room →650 sq ft608 ft2.4 m40
LongworthPlan this room →625 sq ft587 ft2.1 m506040602024
RayburnPlan this room →650 sq ft607 ft2.1 m506040602024
RussellPlan this room →580 sq ft5410.5 ft3.2 m506040602024
Salon APlan this room →590 sq ft5512 ft3.7 m505040502020
Salon BPlan this room →620 sq ft5812 ft3.7 m505040502020
Salon CPlan this room →625 sq ft5812 ft3.7 m505040502020
Salon D (A+B+C)Plan this room →1,835 sq ft17012 ft3.7 m14019012020040
Salon EPlan this room →1,685 sq ft15712 ft3.7 m14019012020040
Salon FPlan this room →1,685 sq ft15712 ft3.7 m14019012020040
Salon G (H+J+K)Plan this room →1,860 sq ft17312 ft3.7 m14019012020040
Salon HPlan this room →630 sq ft5912 ft3.7 m505040502020
Salon IPlan this room →3,215 sq ft29914 ft4.3 m26030020038060
Salon IIPlan this room →3,330 sq ft30914 ft4.3 m26030020038060
Salon IIIPlan this room →3,330 sq ft30914 ft4.3 m26030020038060
Salon IVPlan this room →3,155 sq ft29314 ft4.3 m26030020038060
Salon JPlan this room →640 sq ft5912 ft3.7 m505040502020
Salon KPlan this room →640 sq ft5912 ft3.7 m505040502020
SenatePlan this room →745 sq ft698 ft2.4 m607548802225
StatePlan this room →605 sq ft5611 ft3.4 m506040602024
Terrace AreaPlan this room →7,000 sq ft650300
TreasuryPlan this room →605 sq ft5611 ft3.4 m506040602024
Additional spaces (dimensions only) (6)
Additional spaces with published dimensions only at JW Marriott Washington, DC
SpaceSq ft / m²Ceiling
Capitol RegistrationPlan this room →430 sq ft40
Grand RegistrationPlan this room →470 sq ft44
IndependencePlan this room →440 sq ft41
Meeting Level Pre-Function AreaPlan this room →6,090 sq ft566
Penn Ave LevelPlan this room →3,530 sq ft328
Pre-function AreaPlan this room →10,545 sq ft980

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