Michigan State Route 63 is a north-south highway in Northwestern Berrien County. This runs from a junction with U.S. Rt. 31, southeast of St. Joseph, to th northern portion of the county. MI St Rt 63 passes through the following towns in Berrien County. St. Joseph
MI St Rt 63 is multi-plexed in Berrien County. BUSN Loop I-94, at St. Joseph.