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Grand Ballroom PFA at Sheraton Grand Seattle

Published dimensions

Grand Ballroom PFA is 30.5 x 31.1 m (100 x 102 ft), 949 m² (10,211 sq ft), with a 3.7 m (12 ft) ceiling.

Plan view

LED wall that fits

Under a 3.7 m ceiling with 1.5 m trim and 0.3 m clearance you get 3 rows of 500 mm tile flown, which is tight; ground-stack or go lower on trim. Along the 31.1 m wall a Absen A2 Pro wall runs 49 x 3 (8232 x 504 px, 1,470 kg, 27.2 kW).

Panel	Pitch	Wall (cols x rows)	Size	Resolution	Weight	Power (max)
9thPanel DW1.9 S Pro	1.875 mm	41 x 5 = 205	24.6 x 1.7 m	13120 x 900	984 kg / 2,169 lb	52.1 kW, 250 A @ 208 V
Absen A2 Pro	2.97 mm	49 x 3 = 147	24.5 x 1.5 m	8232 x 504	1,470 kg / 3,241 lb	27.2 kW, 131 A @ 208 V
Absen A3 Pro	3.9 mm	49 x 3 = 147	24.5 x 1.5 m	6272 x 384	1,397 kg / 3,079 lb	23.5 kW, 113 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 PFA holds about 1,921 theater seats, 786 banquet seats at rounds of 10, or 540 classroom seats. Back row in theater is roughly 24.1 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.

Other rooms at Sheraton Grand Seattle

Grand Ballroom55.8 x 30.5 m (183 x 100 ft) · 6.4 m ceiling
Metropolitan Ballroom24.4 x 36 m (80 x 118 ft) · 4.8 m ceiling
Metropolitan Ballroom PFA30.5 x 21.6 m (100 x 71 ft) · 3.7 m ceiling
Grand Ballroom C17.1 x 30.5 m (56 x 100 ft) · 6.4 m ceiling
Metropolitan Ballroom A18 x 24.4 m (59 x 80 ft) · 4.8 m ceiling
Metropolitan Ballroom B18 x 24.4 m (59 x 80 ft) · 4.8 m ceiling
Grand Ballroom D13.1 x 30.5 m (43 x 100 ft) · 6.4 m ceiling
Grand Ballroom A12.8 x 30.5 m (42 x 100 ft) · 6.4 m ceiling
Grand Ballroom B12.8 x 30.5 m (42 x 100 ft) · 6.4 m ceiling
Cirrus Ballroom30.5 x 10.4 m (100 x 34 ft) · 3.4 m ceiling
Willow17.7 x 15.2 m (58 x 50 ft) · 3.7 m ceiling
Ravenna12.5 x 16 m (41 x 52 ft) · 2.7 m ceiling

Published dimensions (source), fetched 2026-09-05. All rooms at Sheraton Grand Seattle · Venues in Seattle