 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 <unk> . 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 <unk> . 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 <unk> , 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 <unk> County . Approximately one mile ( 1 @.@ 6 km ) into the county , M @-@ 81 ends at the intersection with M @-@ 53 ( Van <unk> Road ) . 
