M-25 is a state trunkline highway in the US state of Michigan. The route follows an arc-like shape closely along the Lake Huron shore of the Thumb in the eastern Lower Peninsula between Port Huron and
An M-25 north reassurance marker
US Highway 25 was a part of the United States Numbered Highway System in the state of Michigan that ran from the Ohio state line near Toledo and ended at the tip of The Thumb in Port Austin. The gener
M-25 (Michigan highway)
…Interstate 75 (I-75) and connection into the US Highway 10 (US 10) freeway. Between Port Huron and Port Austin it is the north–south highway was formerly US 25 before the designation was removed. Between Port Austin and Bay City it is an east–west route that appeared on some maps as US 25 and on some maps as…
M-125, shown here in September 2010, replaced the southernmost segment of US 25.
I-94, shown here in August 2012 near Port Huron, replaced part of US 25.
A heavily congested US 25 along Gratiot Avenue in Detroit in 1941