Courtyard by Marriott Washington Capitol Hill/Navy Yard — Event Spaces, Floor Plans & Capacities
140 L St SE, Washington, DC 20003
4 rooms · largest space: Admiral Ballroom, 1,605 sq ft149 m²
Courtyard by Marriott Washington Capitol Hill/Navy Yard gives Washington event planners 4 rooms to work with. The largest space is Admiral Ballroom, 1,605 sq ft149 m² (divisible into 3 sections). It holds up to 175 guests. Review the layouts and seating capacities below, then test your setup in 3D — free.
Plan an event in Admiral Ballroom: open a free to-scale layout seating 40 at round tables in its 60 × 26 ft footprint at floors.live/start — no account needed.
Across its 4 rooms, Courtyard by Marriott Washington Capitol Hill/Navy Yard handles theater-style sessions for up to 150, seated banquets for 120 and standing receptions for 175. One smaller room suits breakouts and board meetings. Exact figures for every room and setup style are in the chart below.
Unverified listing — compiled from Courtyard by Marriott Washington Capitol Hill/Navy Yard’s published information. Venue staff can verify capacities and setups free: floors.live/venues/us/washington-dc/washington/courtyard-by-marriott-washington-capitol-hill-navy-yard/?claim=1.
Floor plans
Detailed floor plans for Courtyard by Marriott Washington Capitol Hill/Navy Yard 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
4 rooms, 5 configurations. Combined and divided set-ups are listed under their room.
| Space | Sq ft / m² | Ceiling | Banquet | Theater | Classroom | Reception | Conference | U-Shape | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Admiral IPlan this room → | 535 sq ft50 m² | 12 ft3.7 m | 40 | 63 | 24 | 70 | 24 | 18 | ||||||||||||||||||
1 configuration with Admiral I
| ||||||||||||||||||||||||||
| Admiral IIPlan this room → | 535 sq ft50 m² | 12 ft3.7 m | 40 | 63 | 24 | 70 | 24 | 18 | ||||||||||||||||||
| Admiral IIIPlan this room → | 535 sq ft50 m² | 12 ft3.7 m | 40 | 50 | 24 | 60 | 24 | 20 | ||||||||||||||||||
| Board RoomPlan this room → | 552 sq ft51 m² | — | 40 | 50 | 24 | 40 | 24 | 18 | ||||||||||||||||||
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 Courtyard by Marriott Washington Capitol Hill/Navy Yard?
Courtyard by Marriott Washington Capitol Hill/Navy Yard has 4 rooms. The largest space is Admiral Ballroom, 1,605 sq ft (60 × 26 ft). Every room's dimensions and seating capacity by setup are listed on this page. Courtyard by Marriott Washington Capitol Hill/Navy Yard's own floor plans are published on its website, linked from this page.
How many event rooms does Courtyard by Marriott Washington Capitol Hill/Navy Yard have?
Courtyard by Marriott Washington Capitol Hill/Navy Yard has 4 rooms. 5 configurations are listed on this page.
What is the largest space at Courtyard by Marriott Washington Capitol Hill/Navy Yard?
Admiral Ballroom, 1,605 sq ft (divisible into 3 sections): 60 × 26 ft, 120 banquet / 150 theater.
How many people can Courtyard by Marriott Washington Capitol Hill/Navy Yard seat for a banquet?
Up to 120 in Admiral Ballroom. The next largest room, Board Room, seats 40.
Can Admiral Ballroom be divided?
Yes. Admiral Ballroom divides into 3 sections: Admiral I, Admiral II, Admiral III.
What is the ceiling height at Courtyard by Marriott Washington Capitol Hill/Navy Yard?
The highest ceiling is 12 ft, in Admiral I.
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