Presidential Ballroom + Prefunction at Waldorf Astoria Washington DC
Presidential Ballroom + Prefunction is 39.5 x 39.5 m (130 x 130 ft), 1,560 m² (16,795 sq ft), with a 6.7 m (22 ft) ceiling.
Open in 3D previzPlan view
Shape approximate: the venue publishes area only, so this room is drawn as a square of equal area.
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 39.5 m wall a Absen PL2.5 Plus V2 wall runs 63 x 9 (12600 x 1800 px, 4,423 kg, 90.7 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| Absen KLCOB 0.78 | 0.78 mm | 52 x 14 = 728 | 31.2 x 4.7 m | 39936 x 6048 | 3,276 kg / 7,222 lb | 64.4 kW, 310 A @ 208 V |
| Absen PL2.5 Plus V2 | 2.5 mm | 63 x 9 = 567 | 31.5 x 4.5 m | 12600 x 1800 | 4,423 kg / 9,750 lb | 90.7 kW, 436 A @ 208 V |
| Absen PL3.9 Plus V2 | 3.9 mm | 63 x 9 = 567 | 31.5 x 4.5 m | 8064 x 1152 | 4,423 kg / 9,750 lb | 79.4 kW, 382 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 + Prefunction holds about 3,280 theater seats, 1,342 banquet seats at rounds of 10, or 922 classroom seats. Back row in theater is roughly 32.5 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 Ballroom51.2 x 23.8 m (168 x 78 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