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Liberty Ballroom at Marriott Marquis Washington, DC

Published dimensions

Liberty Ballroom is 24.7 x 40.8 m (81 x 134 ft), 1,008 m² (10,848 sq ft), with a 6.1 m (20 ft) ceiling.

Plan view

LED wall that fits

Under a 6.1 m ceiling with 1.5 m trim and 0.3 m clearance you get 8 rows of 500 mm tile flown. Along the 40.8 m wall a Absen A2 Pro wall runs 65 x 8 (10920 x 1344 px, 5,200 kg, 96.2 kW).

Panel	Pitch	Wall (cols x rows)	Size	Resolution	Weight	Power (max)
9thPanel DW1.9 S Pro	1.875 mm	54 x 12 = 648	32.4 x 4.1 m	17280 x 2160	3,110 kg / 6,857 lb	164.6 kW, 791 A @ 208 V
Absen A2 Pro	2.97 mm	65 x 8 = 520	32.5 x 4 m	10920 x 1344	5,200 kg / 11,464 lb	96.2 kW, 463 A @ 208 V
Absen A3 Pro	3.9 mm	65 x 8 = 520	32.5 x 4 m	8320 x 1024	4,940 kg / 10,891 lb	83.2 kW, 400 A @ 208 V

Wall sizing assumes 1.5 m trim to the bottom edge, 0.3 m clearance under the ceiling, and a wall no wider than 80% of the longest wall. Weight and power are tile totals from the panel spec sheet; add processing, rigging, and cable.

Seating estimate

After a 12 x 7 m stage, Liberty Ballroom holds about 2,052 theater seats, 839 banquet seats at rounds of 10, or 577 classroom seats. Back row in theater is roughly 33.8 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.

Other rooms at Marriott Marquis Washington, DC

Marquis Ballroom41.5 x 68.6 m (136 x 225 ft) · 6.7 m ceiling
Marquis Salons 5/6 (combined)41.5 x 39.3 m (136 x 129 ft) · 6.7 m ceiling
Marquis Salons 6/10 (combined)32.6 x 41.5 m (107 x 136 ft) · 6.7 m ceiling
Independence Ballroom24.7 x 40.8 m (81 x 134 ft) · 6.1 m ceiling
Independence Salons A/B/C/D/E (combined)24.7 x 30.5 m (81 x 100 ft) · 6.1 m ceiling
Independence Salons D/E/F/G/H (combined)24.7 x 30.5 m (81 x 100 ft) · 6.1 m ceiling
Liberty Salons I/J/K/L/M (combined)24.7 x 30.5 m (81 x 100 ft) · 6.1 m ceiling
Liberty Salons L/M/N/O/P (combined)24.7 x 30.5 m (81 x 100 ft) · 6.1 m ceiling
Marquis Salon 518 x 41.5 m (59 x 136 ft) · 6.7 m ceiling
Marquis Salon 618 x 41.5 m (59 x 136 ft) · 6.7 m ceiling
Marquis Salons 1/2/3/4 (combined)14.6 x 41.5 m (48 x 136 ft) · 6.7 m ceiling
Marquis Salons 1/5 (combined)14.6 x 41.5 m (48 x 136 ft) · 6.7 m ceiling

Published dimensions (source), fetched 2026-09-04. All rooms at Marriott Marquis Washington, DC · Venues in Washington