Great Lakes Ballroom A/B/C/D at Marriott Marquis Chicago
Great Lakes Ballroom A/B/C/D is 51.3 x 29.9 m (168 x 98 ft), 1,534 m² (16,511 sq ft), with a 7.3 m (24 ft) ceiling.
Open in 3D previzPlan view
LED wall that fits
Under a 7.3 m ceiling with 1.5 m trim and 0.3 m clearance you get 11 rows of 500 mm tile flown. Along the 51.3 m wall a Absen A2 Pro wall runs 82 x 11 (13776 x 1848 px, 9,020 kg, 166.9 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| 9thPanel DW1.9 S Pro | 1.875 mm | 68 x 16 = 1088 | 40.8 x 5.4 m | 21760 x 2880 | 5,222 kg / 11,513 lb | 276.4 kW, 1329 A @ 208 V |
| Absen A2 Pro | 2.97 mm | 82 x 11 = 902 | 41 x 5.5 m | 13776 x 1848 | 9,020 kg / 19,885 lb | 166.9 kW, 802 A @ 208 V |
| Absen A3 Pro | 3.9 mm | 82 x 11 = 902 | 41 x 5.5 m | 10496 x 1408 | 8,569 kg / 18,891 lb | 144.3 kW, 694 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, Great Lakes Ballroom A/B/C/D holds about 3,222 theater seats, 1,318 banquet seats at rounds of 10, or 906 classroom seats. Back row in theater is roughly 44.3 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at Marriott Marquis Chicago
- Skyline Ballroom at McCormick Place W37563.6 x 146.6 m (209 x 481 ft) · 12.2 m ceiling
- Skyline Ballroom at McCormick Place W375CDE63.4 x 96.9 m (208 x 318 ft) · 12.2 m ceiling
- Skyline Ballroom at McCormick Place W375ABC63.4 x 76.8 m (208 x 252 ft) · 12.2 m ceiling
- Skyline Ballroom at McCormick Place W375DE60 x 69.5 m (197 x 228 ft) · 12.2 m ceiling
- Skyline Ballroom at McCormick Place W375CD63.4 x 54.9 m (208 x 180 ft) · 12.2 m ceiling
- Skyline Ballroom at McCormick Place W375BC63.4 x 54.8 m (208 x 180 ft) · 12.2 m ceiling
- Skyline Ballroom at McCormick Place W375AB63.4 x 49.4 m (208 x 162 ft) · 12.2 m ceiling
- Skyline Ballroom at McCormick Place W375E60 x 42.4 m (197 x 139 ft) · 12.2 m ceiling
- Skyline Ballroom at McCormick Place W375C27.4 x 88.4 m (90 x 290 ft) · 12.2 m ceiling
- Great Lakes Ballroom51.3 x 45.4 m (168 x 149 ft) · 7.3 m ceiling
- Grand Horizon Ballroom51.2 x 45.4 m (168 x 149 ft) · 8.8 m ceiling
- Skyline Ballroom at McCormick Place W375D27.4 x 63.7 m (90 x 209 ft) · 12.2 m ceiling
Published dimensions (source), fetched 2026-09-05. All rooms at Marriott Marquis Chicago · Venues in Chicago