Ballroom Level 4 Full Floor at The Blackstone, Marriott Autograph Collection
Ballroom Level 4 Full Floor is 28.2 x 28.2 m (93 x 93 ft), 795 m² (8,559 sq ft), with a 3.1 m (10 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 3.1 m ceiling with 1.5 m trim and 0.3 m clearance you get 2 rows of 500 mm tile flown, which is tight; ground-stack or go lower on trim. Along the 28.2 m wall a Absen A2 Pro wall runs 45 x 2 (7560 x 336 px, 900 kg, 16.7 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| 9thPanel DW1.9 S Pro | 1.875 mm | 37 x 3 = 111 | 22.2 x 1 m | 11840 x 540 | 533 kg / 1,175 lb | 28.2 kW, 136 A @ 208 V |
| Absen A2 Pro | 2.97 mm | 45 x 2 = 90 | 22.5 x 1 m | 7560 x 336 | 900 kg / 1,984 lb | 16.7 kW, 80 A @ 208 V |
| Absen A3 Pro | 3.9 mm | 45 x 2 = 90 | 22.5 x 1 m | 5760 x 256 | 855 kg / 1,885 lb | 14.4 kW, 69 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, Ballroom Level 4 Full Floor holds about 1,580 theater seats, 646 banquet seats at rounds of 10, or 444 classroom seats. Back row in theater is roughly 21.2 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at The Blackstone, Marriott Autograph Collection
- Art Hall Level 5 Full Floor25.3 x 25.3 m (83 x 83 ft) · 3.1 m ceiling
- Crystal Ballroom with Pre-function23.5 x 23.5 m (77 x 77 ft) · 3.1 m ceiling
- Concourse Level 1 Full Floor22.1 x 22.1 m (73 x 73 ft) · 3.1 m ceiling
- Chicago & Alton/Metra/L with Pre-function19.1 x 19.1 m (63 x 63 ft) · 3.1 m ceiling
- Historic Art Hall Pre-function19.1 x 19.1 m (63 x 63 ft) · 3.1 m ceiling
- Crystal Ballroom22.6 x 14 m (74 x 46 ft) · 6.4 m ceiling
- Chicago & Alton/Metra/L16.3 x 16.3 m (53 x 53 ft) · 3.1 m ceiling
- Chicago Alton & L20.4 x 11.9 m (67 x 39 ft) · 2.7 m ceiling
- The Train Rooms (Dividable)20.4 x 11.9 m (67 x 39 ft) · 2.7 m ceiling
- Taste Ballroom with Pre-function15.1 x 15.1 m (50 x 50 ft) · 3.1 m ceiling
- Ballroom Pre-Function30.5 x 7 m (100 x 23 ft) · 2.7 m ceiling
- Chicago Alton & Metra14.3 x 11.9 m (47 x 39 ft) · 2.7 m ceiling
Published dimensions (source), fetched 2026-09-05. All rooms at The Blackstone, Marriott Autograph Collection · Venues in Chicago