High Quality Content by WIKIPEDIA articles! Hennepin County Road 81 is a county highway which runs from I-94, County Road 66 (Broadway east of I-94), and County Road 152 (Washington Avenue) in Minneapolis, Minnesota to Main Street (Hwy. 101) in Rogers, Minnesota and is twenty-three-miles in length. County Road 81 passes through the Northwest suburban communities of Rogers, Dayton, Maple Grove, Osseo, Brooklyn Park, Crystal, Robbinsdale, and the city of Minneapolis.