Meeting Room Floor: Space Calculator Metric Converter Back to Top Convert to Metric Maximum number of people per seating style Carnegie 672 24.00' x 28.00' 8 24 50 50 50 25 20 24 Chester 672 24.00' x 28.00' 8 24 50 50 50 25 20 24 Erie 672 24.00' x 28.00' 8 n/a n/a n/a n/a 12 n/a n/a Euclid 672 24.00' x 28.00' 8 24 50 50 50 25 20 24 Grand Ballroom 5,643 99.00' x 57.00' 12 350 600 500 600 100 80 100 Huron 672 24.00' x 28.00' 8 24 50 50 50 25 20 24 Lakeside 3,185 49.00' x 65.00' 12 170 300 200 250 60 50 60 Lakeside/Ontario 4,218 74.00' x 57.00' 12 230 340 270 340 90 80 90 Ontario 1,250 25.00' x 50.00' 12 60 100 60 90 30 24 30 Ontario/Superior 2,500 50.00' x 50.00' 12 120 200 120 200 60 48 60 Prospect 672 24.00' x 28.00' 8 24 50 50 50 25 20 24 St.Clair 672 24.00' x 28.00' 8 24 50 50 50 25 20 24 Superior 1,250 25.00' x 50.00' 12 60 100 60 90 30 24 30