High Quality Content by WIKIPEDIA articles! Maryland Route 331 is a 28.74-mile (46.25 km) state highway on the Eastern Shore of Maryland in the United States. The route runs from Vienna in Dorchester County northwest to Easton in Talbot County, intersecting U.S. Route 50 at both ends. MD 331 is a two-lane undivided road most of its length that passes mostly through agricultural areas. The road also passes through the communities of Hurlock and Preston along the way. It encounters several routes during its journey, including Maryland Route 14 near Rhodesdale and Maryland Route 16 in the Preston area, both of which the route forms concurrencies with. In addition, the route also intersects with Maryland Route 392 and Maryland Route 307 in Hurlock and with Maryland Route 318 near Preston.