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Grand Ballroom at Hyatt Regency Chicago - $200M Transformation

Published dimensions

Grand Ballroom is 64.9 x 34.7 m (213 x 114 ft), 2,252 m² (24,240 sq ft), with a 5.2 m (17 ft) ceiling.

Plan view

LED wall that fits

Under a 5.2 m ceiling with 1.5 m trim and 0.3 m clearance you get 6 rows of 500 mm tile flown. Along the 64.9 m wall a Absen PL2.5 Plus V2 wall runs 103 x 6 (20600 x 1200 px, 4,820 kg, 98.9 kW).

Panel	Pitch	Wall (cols x rows)	Size	Resolution	Weight	Power (max)
Absen KLCOB 0.78	0.78 mm	86 x 10 = 860	51.6 x 3.4 m	66048 x 4320	3,870 kg / 8,532 lb	76.1 kW, 366 A @ 208 V
Absen PL2.5 Plus V2	2.5 mm	103 x 6 = 618	51.5 x 3 m	20600 x 1200	4,820 kg / 10,627 lb	98.9 kW, 475 A @ 208 V
Absen PL3.9 Plus V2	3.9 mm	103 x 6 = 618	51.5 x 3 m	13184 x 768	4,820 kg / 10,627 lb	86.5 kW, 416 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 4,817 theater seats, 1,970 banquet seats at rounds of 10, or 1,355 classroom seats. Back row in theater is roughly 57.9 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.

Other rooms at Hyatt Regency Chicago - $200M Transformation

Riverside Centre Exhibition Hall80.6 x 80.6 m (264 x 264 ft) · 3.7 m ceiling
Riverside West Exhibition Hall61 x 61 m (200 x 200 ft) · 3.7 m ceiling
Riverside East Exhibition Hall52.8 x 52.8 m (173 x 173 ft) · 3.7 m ceiling
Grand Hall40.5 x 40.5 m (133 x 133 ft) · 3 m ceiling
Regency Ballroom21.9 x 70.1 m (72 x 230 ft) · 3.6 m ceiling
Grand Ballroom ABCD38.8 x 38.8 m (127 x 127 ft) · 3 m ceiling
Grand Ballroom CDEF38.8 x 38.8 m (127 x 127 ft) · 5.2 m ceiling
Grand Ballroom ABCD43.3 x 34.7 m (142 x 114 ft) · 5.2 m ceiling
Grand Ballroom CDEF43.3 x 34.7 m (142 x 114 ft) · 5.2 m ceiling
Regency Ballroom ABC21.9 x 53 m (72 x 174 ft) · 3.6 m ceiling
Regency Ballroom BCD21.9 x 53 m (72 x 174 ft) · 3.6 m ceiling
Grand Ballroom ABCD (North)32.6 x 34.7 m (107 x 114 ft) · 5.2 m ceiling

Published dimensions (source), fetched 2026-09-04. All rooms at Hyatt Regency Chicago - $200M Transformation · Venues in Chicago