Mauh-Nah-Tee-See Country Club is an 18-hole private golf course in Rockford, Illinois, built in 1926 and designed by C. D. Wagstaff. It sits in the $$ (moderate) price range for golf in Illinois. The season runs Mar 1 to Nov 30 (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.