Maryland Route 370 (MD 370) is a state highway in the U.S. state of Maryland. Known as Unionville Road, the state highway runs 1.58 miles (2.54 km) from MD 33 near Easton to Miles River Road near Unionville. MD 370 connects Easton with the northwestern Talbot County villages of Unionville and Tunis Mills, which are separated from the county seat by the Miles River. The Miles River Bridge was constructed in the early 1910s.