That year marked its first professional tournament, the LPGA Lady Carling Eastern Open, which was won by Shirley Englehorn.

It hosted its first PGA Tour event in 1965, the Carling World Open, won by Tony Lema, two strokes ahead of Arnold Palmer.

[7] In 1969, Pleasant Valley created its own PGA Tour event, the New England Classic, which it exclusively hosted through 1998, when it ceased.

Pleasant Valley hosted seven women's majors, all LPGA Championships (1967–68, 1970–74), while Paul Harney was the head club pro from 1965 to 1973.

In 2004, Pleasant Valley hosted the Massachusetts Open for the first time since 1964; Geoffrey Sisk won the tournament.