The Westin Washington, D.C. City Center — Event Spaces, Floor Plans & Capacities
1400 M St NW, Washington, DC 20005
21 rooms · largest space: National Ballroom, 4,982 sq ft463 m²
Planning an event in Washington? The Westin Washington, D.C. City Center has 21 meeting and event rooms. The largest space is National Ballroom, 4,982 sq ft463 m². It holds up to 600 guests. Capacity figures for every setup style are listed per room below.
Plan an event in National Ballroom: open a free to-scale layout seating 280 at round tables in its 94 × 53 ft footprint at floors.live/start — no account needed.
Between them, the 21 rooms accommodate theater-style sessions for up to 500, seated banquets for 400 and standing receptions for 600. 9 smaller rooms suit breakouts and board meetings. Per-room dimensions and every published setup figure are listed below.
Unverified listing — compiled from The Westin Washington, D.C. City Center’s published information. Venue staff can verify capacities and setups free: floors.live/venues/us/washington-dc/washington/the-westin-washington-d-c-city-center/?claim=1.
Floor plans
Detailed floor plans for The Westin Washington, D.C. City Center are published on the venue’s official site.
Work at this venue? to publish your official floor plans and 360° tours here — free.
Room capacities & dimensions
21 rooms
| Space | Sq ft / m² | Ceiling | Banquet | Theater | Classroom | Reception | Conference | U-Shape |
|---|---|---|---|---|---|---|---|---|
| Ashlawn NorthPlan this room → | 864 sq ft80 m² | 7.4 ft2.3 m | 50 | 50 | 34 | 50 | 26 | 24 |
| Ashlawn SouthPlan this room → | 768 sq ft71 m² | 7.4 ft2.3 m | 50 | 50 | 30 | 50 | 20 | 22 |
| Belle AirPlan this room → | 525 sq ft49 m² | 8.8 ft2.7 m | 30 | 35 | 24 | 35 | 18 | 16 |
| Berkeley BoardroomPlan this room → | 425 sq ft39 m² | 8.8 ft2.7 m | — | — | — | — | 12 | — |
| East RoomPlan this room → | 612 sq ft57 m² | 9.1 ft2.8 m | 40 | 40 | 30 | 445 | 25 | 20 |
| Fireplace RoomPlan this room → | 621 sq ft58 m² | 9.5 ft2.9 m | 40 | 50 | 30 | 50 | 20 | 15 |
| Monticello EastPlan this room → | 1,353 sq ft126 m² | 7.9 ft2.4 m | 60 | 60 | 36 | 80 | 30 | 24 |
| Monticello FoyerPlan this room → | 325 sq ft30 m² | 8 ft2.4 m | — | — | — | 30 | — | — |
| Monticello RoomPlan this room → | 3,498 sq ft325 m² | 7.9 ft2.4 m | 220 | 200 | 140 | 280 | 60 | 54 |
| Monticello WestPlan this room → | 1,749 sq ft162 m² | 7.9 ft2.4 m | 80 | 100 | 65 | 100 | 40 | 35 |
| National BallroomPlan this room → | 4,982 sq ft463 m² | 15.8 ft4.8 m | 400 | 500 | 250 | 600 | 70 | 80 |
| Pre-Function Ballroom FoyerPlan this room → | 2,000 sq ft186 m² | — | 130 | — | — | 200 | — | — |
| Section APlan this room → | 1,961 sq ft182 m² | 15.8 ft4.8 m | 120 | 150 | 100 | 180 | 45 | 40 |
| Section BPlan this room → | 1,219 sq ft113 m² | 15.8 ft4.8 m | 100 | 100 | 60 | 80 | 40 | 35 |
| Section CPlan this room → | 1,802 sq ft167 m² | 15.8 ft4.8 m | 110 | 130 | 90 | 135 | 45 | 40 |
| SherwoodPlan this room → | 624 sq ft58 m² | 8.8 ft2.7 m | 50 | 50 | 30 | 60 | 22 | 18 |
| StratfordPlan this room → | 360 sq ft33 m² | 7.1 ft2.2 m | 20 | 25 | 18 | 30 | 15 | 12 |
| West RoomPlan this room → | 578 sq ft54 m² | 9.1 ft2.8 m | 40 | 40 | 30 | 45 | 25 | 20 |
| WestoverPlan this room → | 525 sq ft49 m² | 8.8 ft2.7 m | 30 | 35 | 24 | 35 | 18 | 16 |
| WoodlawnPlan this room → | 650 sq ft60 m² | 7.1 ft2.2 m | 40 | 40 | 25 | 60 | 20 | 18 |
Additional spaces (dimensions only) (1)
| Space | Sq ft / m² | Ceiling |
|---|---|---|
| 1400 NorthPlan this room → | 35.5 × 20.4 ft10.8 × 6.2 m | 9 ft2.7 m |
Figures from published venue data; blank cells mean the venue hasn’t published that number. Verify final counts with the venue.
Sizing another room? Try the event room capacity calculator or the floor plan scale converter, or compare the largest event spaces in Washington.
Frequently asked questions
What is the floor plan of The Westin Washington, D.C. City Center?
The Westin Washington, D.C. City Center has 21 rooms. The largest space is National Ballroom, 4,982 sq ft (94 × 53 ft). Every room's dimensions and seating capacity by setup are listed on this page. The Westin Washington, D.C. City Center's own floor plans are published on its website, linked from this page.
How many event rooms does The Westin Washington, D.C. City Center have?
The Westin Washington, D.C. City Center has 21 rooms.
What is the largest space at The Westin Washington, D.C. City Center?
National Ballroom, 4,982 sq ft: 94 × 53 ft, 400 banquet / 500 theater.
How many people can The Westin Washington, D.C. City Center seat for a banquet?
Up to 400 in National Ballroom. The next largest room, Monticello Room, seats 220.
What is the ceiling height at The Westin Washington, D.C. City Center?
The highest ceiling is 15.8 ft, in National Ballroom.
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