Walmart offers the Mainstays Mission 5-Piece Counter-Height Dining Set in Cherry or Black for $189 with free shipping. That's $60 off and the lowest price we could find. It includes a 38" x 38" x 35.8" rubber wood table and four rubber wood / plywood chairs with a 23.8" seat height.
Considering making improvements? These are the changes least likely to help close a home sale.