Maryland Route 514 (MD 514) is a state highway in the U.S. state of Maryland. The highway runs 4.89 miles (7.87 km) from MD 20 in Chestertown north to MD 298 at in central Kent County. MD 514 was built in the late 1940s and early 1950s from the Chestertown end and extended to Melitota in the late 1980s.