Chart displays number of guests per room layout.
| Event Room Name | Banquet | Conference | Square | Reception | School Room | Theatre | U-Shape |
|---|---|---|---|---|---|---|---|
| Washington GardenSquare Feet: 11,700 | 400 | 0 | 0 | 600 | 0 | 500 | 0 |
| Washington Grand BallroomSquare Feet: 9,983 | 1000 | 0 | 0 | 1200 | 600 | 1200 | 0 |
| Parlor A&BSquare Feet: 6,700 | 640 | 0 | 0 | 820 | 460 | 0 | 820 |
| Parlor B, C & DSquare Feet: 6,633 | 640 | 0 | 0 | 820 | 460 | 820 | 0 |
| Washington FoyerSquare Feet: 3,750 | 0 | 0 | 0 | 500 | 0 | 0 | 0 |
| Washington Parlor ASquare Feet: 3,350 | 320 | 0 | 70 | 400 | 210 | 400 | 60 |
| Washington Parlor BSquare Feet: 3,350 | 320 | 0 | 70 | 400 | 210 | 400 | 60 |
| Parlor CDSquare Feet: 3,283 | 300 | 68 | 78 | 400 | 180 | 400 | 68 |
| Allegheny RoomSquare Feet: 1,750 | 120 | 40 | 40 | 215 | 120 | 200 | 30 |
| Washington Parlor DSquare Feet: 1,666 | 140 | 48 | 48 | 160 | 100 | 180 | 38 |
| Washington Parlor CSquare Feet: 1,617 | 140 | 48 | 48 | 160 | 100 | 180 | 38 |
| Greene RoomSquare Feet: 850 | 50 | 30 | 30 | 75 | 40 | 70 | 26 |
| Westmoreland BoardroomSquare Feet: 736 | 0 | 20 | 0 | 0 | 0 | 0 | 0 |
| Allegheny ASquare Feet: 600 | 40 | 24 | 24 | 70 | 40 | 65 | 20 |
| Allegheny CSquare Feet: 600 | 40 | 24 | 24 | 70 | 40 | 65 | 20 |
| Allegheny BSquare Feet: 550 | 40 | 24 | 24 | 75 | 40 | 70 | 20 |