Home / Venues / Galveston Island Convention Center / GICC - Grand Ballroom C

GICC - Grand Ballroom C at Galveston Island Convention Center

Published dimensions

GICC - Grand Ballroom C is 21.9 x 21.9 m (72 x 72 ft), 480 m² (5,162 sq ft), with a 6.1 m (20 ft) ceiling.

Plan 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 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 21.9 m wall a Absen PL2.5 Plus V2 wall runs 35 x 8 (7000 x 1600 px, 2,184 kg, 44.8 kW).

Panel	Pitch	Wall (cols x rows)	Size	Resolution	Weight	Power (max)
Absen KLCOB 0.78	0.78 mm	29 x 12 = 348	17.4 x 4.1 m	22272 x 5184	1,566 kg / 3,452 lb	30.8 kW, 148 A @ 208 V
Absen PL2.5 Plus V2	2.5 mm	35 x 8 = 280	17.5 x 4 m	7000 x 1600	2,184 kg / 4,815 lb	44.8 kW, 215 A @ 208 V
Absen PL3.9 Plus V2	3.9 mm	35 x 8 = 280	17.5 x 4 m	4480 x 1024	2,184 kg / 4,815 lb	39.2 kW, 188 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, GICC - Grand Ballroom C holds about 879 theater seats, 359 banquet seats at rounds of 10, or 247 classroom seats. Back row in theater is roughly 14.9 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.

Other rooms at Galveston Island Convention Center

GICC - Exhibit Hall63.3 x 63.3 m (208 x 208 ft) · 9.1 m ceiling
GICC - Exhibit Hall A44.7 x 44.7 m (147 x 147 ft) · 9.1 m ceiling
GICC - Exhibit Hall B44.7 x 44.7 m (147 x 147 ft) · 9.1 m ceiling
GICC - Grand Ballroom37.9 x 37.9 m (124 x 124 ft) · 6.1 m ceiling
GICC - Grand Ballroom A21.9 x 21.9 m (72 x 72 ft) · 6.1 m ceiling
GICC - Grand Ballroom B21.9 x 21.9 m (72 x 72 ft) · 6.1 m ceiling
GICC - Galleon21.8 x 21.8 m (72 x 72 ft) · 6.1 m ceiling
GICC - Galleon I12.6 x 12.6 m (41 x 41 ft) · 6.1 m ceiling
GICC - Galleon II12.6 x 12.6 m (41 x 41 ft) · 6.1 m ceiling
GICC - Galleon III12.6 x 12.6 m (41 x 41 ft) · 6.1 m ceiling
GICC - Yacht11.4 x 11.4 m (37 x 37 ft) · 6.1 m ceiling
GICC - Clipper9.4 x 9.4 m (31 x 31 ft) · 6.1 m ceiling

Published dimensions (source), fetched 2026-09-05. All rooms at Galveston Island Convention Center · Venues in Galveston