On Roxbury Road (about a quarter mile past Westhill High School), Roxbury Swim & Tennis Club is a private, nonprofit club that sits on 23 acres of woodland in northern Stamford. With a main clubhouse, eight-lane pool, lighted platform tennis courts, pavilion, tennis pro shop and recreation room, the club also sponsors tennis, swimming, diving and water polo leagues for various ages, and has private and group lessons in tennis, swimming and diving.