The southern end of MN 77 continues in Apple Valley as Dakota County Road 23 (Cedar Avenue).

At the north end, MN 77 continues in Minneapolis as Hennepin County Road 152 (Cedar Avenue).

MN 77 serves as a north–south route between the cities of Apple Valley, Eagan, Bloomington, Richfield, and Minneapolis.

MN 77 is concurrent with the right of way of Cedar Avenue between County 38 (McAndrews Road) in Apple Valley and Highway 62 in south Minneapolis.

South of Old Shakopee Road, which is just north of the Minnesota River, MN 77 is co-signed "Cedar Avenue" at all interchanges.