 In the village of Reese , M @-@ 81 crosses the Huron and Eastern Railway twice . East of town , the highway follows Caro Road through more farm fields through the community of Watrousville . Near the south side of the Tuscola Area Airport , M @-@ 81 turns to the northeast running along the Cass River to Caro . In the city , the trunkline follows State Street past the fairgrounds . At the intersection with Ellington Street , M @-@ 81 crosses M @-@ 24 . The highway continues northeasterly out of town and through the community of Ellington . Northeast of Elmwood , M @-@ 81 turns due east along Cass City Road . The trunkline runs to the village of Cass City where it follows Main Street through residential neighborhoods and the central business district . East of Cass City , the highway crosses the Cass River before crossing the county line into Sanilac County . Approximately one mile ( 1 @.@ 6 km ) into the county , M @-@ 81 ends at the intersection with M @-@ 53 ( Van Dyke Road ) . 
 In the village of Reese , M @-@ 81 crosses the Huron and Eastern Railway twice . East of town , the highway <a href='uninflect' title='1'><mark>follows</mark></a> Caro Road through more farm fields through the community of Watrousville . Near the south side of the Tuscola Area Airport , M @-@ 81 turns to the northeast running along the Cass River to Caro . In the city , the trunkline <a href='uninflect' title='2'><mark>follows</mark></a> State Street past the fairgrounds . At the intersection with Ellington Street , M @-@ 81 crosses M @-@ 24 . The highway <a href='uninflect' title='3'><mark>continues</mark></a> northeasterly out of town and through the community of Ellington . Northeast of Elmwood , M @-@ 81 turns due east along Cass City Road . The trunkline <a href='uninflect' title='4'><mark>runs</mark></a> to the village of Cass City where it <a href='uninflect' title='5'><mark>follows</mark></a> Main Street through residential neighborhoods and the central business district . East of Cass City , the highway <a href='uninflect' title='6'><mark>crosses</mark></a> the Cass River before crossing the county line into Sanilac County . Approximately one mile ( 1 @.@ 6 km ) into the county , M @-@ 81 ends at the intersection with M @-@ 53 ( Van Dyke Road ) . 
In the village of Reese , M @-@ 81 crosses da Huron and Eastern Railway twice . East of town , the highway follow Caro Road thru more farm fields thrthrue community of Watrousville . Near the south side of tdaTuscola Area Airport , M @-@ 81 turns to the northeast running along thdaass River to Caro . In thedaty , the dankline follow State Street past the fairgrounds . At the intersection with Ellington Street , M @-@ 81 crosses M @-@ 24 . The hdaway continue northeasterly out of town and through the community of Ellington . Northeast of Elmwood , M @-@ 81 turns due east along Cass City Road . The trdaline run to the vildae of Cass City where it follow Main Street througthruential neighborhoods and the central business district . East of Cass City , the highda cross the Cass daer b4 crossing the county line into Sanilac County . Approximately one mile ( 1 @.@ 6 km ) into the countydaM @-@ 81 ends at the intersection with M @-@ 53 ( Van Dyke Road ) .