Kishwaukee Country Club is an 18-hole private golf course in DeKalb, Illinois, built in 1915 and designed by David Gill. It sits in the $$ (moderate) price range for golf in Illinois. The season runs Mar 1 to Dec 1 (closed on Mondays). Play is generally limited to members and their guests.
Details like fees and seasons change, so call the course before you head out.