Oak Brook is a municipal golf course owned and operated by the City of Oak Brook located next door to Butler National off Cermak just south of the East/West-I-88 exit at 22nd St.

It's a traditional, parkland style layout with either lakes or streams in play on eight of the holes, 45+ sand traps, and numerous dog legs along tree lined fairways. The course plays to 6,541 yards from the back tees, 71.1/126, course/slope ratings with two shorter tees, designed by Roger Packard in 1980.