 From here it the connected LaCroix Road and matched up with the present day alignment at this point.In late 1932 or early 1933, rather than routing M-154 onto Little Avenue, it was rerouted along LaCroix Road where it curves onto Columbine Street to North Channel Road where it terminates at the present day ferry dock.The entire highway is on Harsens Island, St. Clair County.