Grand Portage Ballroom at Minneapolis Marriott City Center
Grand Portage Ballroom is 39 x 36 m (128 x 118 ft), 1,404 m² (15,113 sq ft), with a 5.5 m (18 ft) ceiling.
Open in 3D previzPlan view
LED wall that fits
Under a 5.5 m ceiling with 1.5 m trim and 0.3 m clearance you get 7 rows of 500 mm tile flown. Along the 39 m wall a Absen A2 Pro wall runs 62 x 7 (10416 x 1176 px, 4,340 kg, 80.3 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| 9thPanel DW1.9 S Pro | 1.875 mm | 52 x 10 = 520 | 31.2 x 3.4 m | 16640 x 1800 | 2,496 kg / 5,503 lb | 132.1 kW, 635 A @ 208 V |
| Absen A2 Pro | 2.97 mm | 62 x 7 = 434 | 31 x 3.5 m | 10416 x 1176 | 4,340 kg / 9,568 lb | 80.3 kW, 386 A @ 208 V |
| Absen A3 Pro | 3.9 mm | 62 x 7 = 434 | 31 x 3.5 m | 7936 x 896 | 4,123 kg / 9,090 lb | 69.4 kW, 334 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 Portage Ballroom holds about 2,933 theater seats, 1,200 banquet seats at rounds of 10, or 825 classroom seats. Back row in theater is roughly 32 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at Minneapolis Marriott City Center
- Ballroom 1 & 2 & Pref-Function44.2 x 25 m (145 x 82 ft) · 4.3 m ceiling
- Ballroom 3 & 4 & Pre-Function35.7 x 22.3 m (117 x 73 ft) · 4.3 m ceiling
- St. Croix I & II32.3 x 18.9 m (106 x 62 ft) · 2.7 m ceiling
- Ballroom 1 & 236 x 16.8 m (118 x 55 ft) · 4.3 m ceiling
- Ballroom 3 & 436 x 14 m (118 x 46 ft) · 4.3 m ceiling
- Minnesota19.5 x 20.1 m (64 x 66 ft) · 3 m ceiling
- Pre-function8.2 x 38.7 m (27 x 127 ft) · 5.5 m ceiling
- Ballroom 118 x 16.8 m (59 x 55 ft) · 5.5 m ceiling
- Ballroom 218 x 16.8 m (59 x 55 ft) · 5.5 m ceiling
- Ballroom 318 x 14 m (59 x 46 ft) · 5.5 m ceiling
- Ballroom 418 x 14 m (59 x 46 ft) · 5.5 m ceiling
- Windows & Terrace40.8 x 5.5 m (134 x 18 ft) · 3 m ceiling
Published dimensions (source), fetched 2026-09-05. All rooms at Minneapolis Marriott City Center · Venues in Minneapolis