maryland route 376 (md 376) is a state highway in the u.s. state of maryland. known for most of its length as assateague road, the state highway runs from md 818 in berlin east to md 611 at lewis corner. md 376 connects berlin with communities on the sinepuxent neck and, in conjunction with md 611, connects berlin with assateague island national seashore. the state highway was constructed from berlin in the second half of the 1920s and the early 1930s.