average width of dining table
The measurements below are what you can expect to find on average. 1  Dining table w/ one leaf: 36 inches wide by 72 inches long. 2  Round dining table for four people: 36-inch diameter to 44-inch diameter. 3  Side chair: 18 inches deep by 18 inches wide.  Armchair: 18 inches deep by 22 inches wide.