Grand Ballroom at St. Louis Union Station Hotel, Curio Collection by Hilton
Grand Ballroom is 54.9 x 27.4 m (180 x 90 ft), 1,504 m² (16,192 sq ft), with a 6.1 m (20 ft) ceiling.
Open in 3D previzPlan 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 54.9 m wall a Absen A2 Pro wall runs 87 x 8 (14616 x 1344 px, 6,960 kg, 128.8 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| 9thPanel DW1.9 S Pro | 1.875 mm | 73 x 12 = 876 | 43.8 x 4.1 m | 23360 x 2160 | 4,205 kg / 9,270 lb | 222.5 kW, 1070 A @ 208 V |
| Absen A2 Pro | 2.97 mm | 87 x 8 = 696 | 43.5 x 4 m | 14616 x 1344 | 6,960 kg / 15,344 lb | 128.8 kW, 619 A @ 208 V |
| Absen A3 Pro | 3.9 mm | 87 x 8 = 696 | 43.5 x 4 m | 11136 x 1024 | 6,612 kg / 14,577 lb | 111.4 kW, 535 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, Grand Ballroom holds about 3,156 theater seats, 1,291 banquet seats at rounds of 10, or 887 classroom seats. Back row in theater is roughly 47.9 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at St. Louis Union Station Hotel, Curio Collection by Hilton
- Midway West + Pegram60.4 x 60.4 m (198 x 198 ft) · 3.1 m ceiling
- Grand Ballroom + Regency Ballroom + Foyers55.5 x 55.5 m (182 x 182 ft) · 3.1 m ceiling
- Midway85.3 x 31.1 m (280 x 102 ft) · 9.8 m ceiling
- Midway East New48.7 x 48.7 m (160 x 160 ft) · 3.1 m ceiling
- Grand ABCDE36.6 x 27.4 m (120 x 90 ft) · 6.1 m ceiling
- Grand DEF36.6 x 27.4 m (120 x 90 ft) · 6.1 m ceiling
- Grand Hall36.9 x 22.6 m (121 x 74 ft) · 18.3 m ceiling
- Grand ABCD27.4 x 27.4 m (90 x 90 ft) · 6.1 m ceiling
- Grand EF27.4 x 27.4 m (90 x 90 ft) · 6.1 m ceiling
- Regency Ballroom27.4 x 27.4 m (90 x 90 ft) · 5.5 m ceiling
- Pegram Room21.3 x 30.5 m (70 x 100 ft) · 2.7 m ceiling
- Midway 7,8,9&1015.2 x 35.4 m (50 x 116 ft) · 3 m ceiling
Published dimensions (source), fetched 2026-09-04. All rooms at St. Louis Union Station Hotel, Curio Collection by Hilton · Venues in St Louis