Michigan State Route 57 runs east-west across Southern Montcalm County. It runs from the Kent/Montcalm County Line, near Greenville, to the Gratiot/Montcalm County Line, near Carson City. MI St Rt 57 passes through the following towns in Montcalm County Line. Greenville
Carson City MI St Rt 57 is not multi-plexed in Montcalm County. MI St Rt 57 intersects the following highway in Montcalm County. Michigan State Route 66, near Fenwick.
