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Presidential Ballroom at Waldorf Astoria Washington DC

Published dimensions

Presidential Ballroom is 51.2 x 23.8 m (168 x 78 ft), 1,219 m² (13,117 sq ft), with a 6.7 m (22 ft) ceiling.

Plan view

LED wall that fits

Under a 6.7 m ceiling with 1.5 m trim and 0.3 m clearance you get 9 rows of 500 mm tile flown. Along the 51.2 m wall a Absen PL2.5 Plus V2 wall runs 81 x 9 (16200 x 1800 px, 5,686 kg, 116.6 kW).

Panel	Pitch	Wall (cols x rows)	Size	Resolution	Weight	Power (max)
Absen KLCOB 0.78	0.78 mm	68 x 14 = 952	40.8 x 4.7 m	52224 x 6048	4,284 kg / 9,445 lb	84.2 kW, 405 A @ 208 V
Absen PL2.5 Plus V2	2.5 mm	81 x 9 = 729	40.5 x 4.5 m	16200 x 1800	5,686 kg / 12,536 lb	116.6 kW, 561 A @ 208 V
Absen PL3.9 Plus V2	3.9 mm	81 x 9 = 729	40.5 x 4.5 m	10368 x 1152	5,686 kg / 12,536 lb	102.1 kW, 491 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, Presidential Ballroom holds about 2,521 theater seats, 1,031 banquet seats at rounds of 10, or 709 classroom seats. Back row in theater is roughly 44.2 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.

Other rooms at Waldorf Astoria Washington DC

Presidential Ballroom + Prefunction39.5 x 39.5 m (130 x 130 ft) · 6.7 m ceiling
Salon AB33.7 x 23.8 m (111 x 78 ft) · 6.9 m ceiling
Salon BC33.7 x 23.8 m (111 x 78 ft) · 6.9 m ceiling
Salon A23.8 x 17.4 m (78 x 57 ft) · 6.7 m ceiling
Salon C23.8 x 17.4 m (78 x 57 ft) · 6.7 m ceiling
Salon B23.8 x 15.8 m (78 x 52 ft) · 6.7 m ceiling
Pre-Function Ballroom18.6 x 18.6 m (61 x 61 ft) · 3.1 m ceiling
Lincoln Library22.3 x 12.8 m (73 x 42 ft) · 4.9 m ceiling
Franklin Study20.4 x 12.5 m (67 x 41 ft) · 4.9 m ceiling
Pre-Function 2nd Floor15.5 x 15.5 m (51 x 51 ft) · 3 m ceiling
Pre-Function Grant/Patton13 x 13 m (43 x 43 ft) · 3 m ceiling
Adams/Kennedy16.2 x 8.2 m (53 x 27 ft) · 3 m ceiling

Published dimensions (source), fetched 2026-09-05. All rooms at Waldorf Astoria Washington DC · Venues in Washington