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L-Enfant Ballroom A & B at Hilton Washington DC National Mall The Wharf

Published dimensions

L-Enfant Ballroom A & B is 15.8 x 15.5 m (52 x 51 ft), 245 m² (2,636 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 15.8 m wall a Absen A2 Pro wall runs 25 x 6 (4200 x 1008 px, 1,500 kg, 27.8 kW).

Panel	Pitch	Wall (cols x rows)	Size	Resolution	Weight	Power (max)
9thPanel DW1.9 S Pro	1.875 mm	21 x 10 = 210	12.6 x 3.4 m	6720 x 1800	1,008 kg / 2,222 lb	53.3 kW, 256 A @ 208 V
Absen A2 Pro	2.97 mm	25 x 6 = 150	12.5 x 3 m	4200 x 1008	1,500 kg / 3,307 lb	27.8 kW, 133 A @ 208 V
Absen A3 Pro	3.9 mm	25 x 6 = 150	12.5 x 3 m	3200 x 768	1,425 kg / 3,142 lb	24 kW, 115 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, L-Enfant Ballroom A & B holds about 357 theater seats, 146 banquet seats at rounds of 10, or 100 classroom seats. Back row in theater is roughly 8.8 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.

Other rooms at Hilton Washington DC National Mall The Wharf

L'Enfant Ballroom32 x 15.5 m (105 x 51 ft) · 5.2 m ceiling
Gallery Ballroom32.3 x 12.2 m (106 x 40 ft) · 2.4 m ceiling
L-Enfant Ballroom A, B & C24.1 x 15.5 m (79 x 51 ft) · 5.2 m ceiling
L-Enfant Ballroom B, C & D24.1 x 15.5 m (79 x 51 ft) · 5.2 m ceiling
L'Enfant Ballroom A&B&C23.5 x 15.5 m (77 x 51 ft) · 5.2 m ceiling
L'Enfant Ballroom B&C&D23.5 x 15.5 m (77 x 51 ft) · 5.2 m ceiling
Gallery Ballroom II, III & IV24.4 x 12.2 m (80 x 40 ft) · 2.6 m ceiling
Gallery Ballroom I, II, & III24.1 x 12.2 m (79 x 40 ft) · 2.6 m ceiling
L'Enfant Ballroom Foyer52.4 x 5.2 m (172 x 17 ft) · 3 m ceiling
L-Enfant Ballroom C & D16.5 x 15.5 m (54 x 51 ft) · 5.2 m ceiling
L'Enfant Ballroom A&B15.8 x 15.5 m (52 x 51 ft) · 5.2 m ceiling
L'Enfant Ballroom B & C15.8 x 15.5 m (52 x 51 ft) · 5.2 m ceiling

Published dimensions (source), fetched 2026-09-05. All rooms at Hilton Washington DC National Mall The Wharf · Venues in Washington