Hillcrest Country Club is an 18-hole private golf course in Long Grove, Illinois, built in 1964 and designed by Robert B. Harris. It sits in the $$$ (premium) price range for golf in Illinois. The season runs Apr 1 to Dec 1 (closed on Mondays). Tee times can be booked 1 day 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.