You need a minimum clearance of 36 inches or three feet from the edge of a table to the wall, built-in elements, or furniture (don't forget to account for your sideboard or hutch if you have one).

If you want an affordable wrought-iron dining set: The Better Homes and Gardens Clayton Court 5-Piece Patio Dining Set includes a generous 42-inch round table along with comfortable cushioned ...

Revive your dining setting in one fell swoop thanks to Argos, where you can get your hands on this contemporary round table plus four velvet-wrapped chairs to arrange around it.