From there the route travels northwest to the community of Royalton where it turns northward, has a junction with I-94 at exit 28 and passes the community of Fair Plain before entering the eastern edge of Benton Harbor.
From there the route travels northwest through Royalton Township to the community of Scottdale where it turns northward at a forking junction with M-63. There is a junction with I-94 at exit 28 and passes the community of Fair Plain and enters the eastern edge of Benton Harbor.