Crystal Lake Country Club is an 18-hole private golf course in Crystal Lake, Illinois, built in 1927 and designed by O'Neil, Roseman & Croke. It sits in the $$$ (premium) price range for golf in Illinois. The season runs Mar 1 to Nov 1 (closed on Mondays). Tee times can be booked 7 days in advance. Play is generally limited to members and their guests.
Details like fees and seasons change, so call the course before you head out.