Roads of the Mid-South & West > Highways of the State of Michigan > Michigan State Route 25
 | Michigan State Route 25 |
Michigan State Route 25 is a north-south highway in the Lower Pennisula of the State of Michigan. This runs in the "thumb" portion of the state. It runs from BUSN Loop I-69/BUSN Loop I-94, at Port Huron, to Interstate 75/BUSN Spur I-75/U.S. Rt. 10, at Bay City. Info on MI St Rt 25 is broken down by county below.
St. Clair County Sanilac County
Huron County Tuscola County
5 March 2026