Route 114 is a 22.42-mile-long (36.08 km) Massachusetts state route that, while essentially a northwest–southeast route, is signed west–east. It runs from Route 28 in Lawrence to its terminus at Route 129 in Marblehead. The route is entirely located in Essex County. Route 114 is not related to Route 114A in Seekonk, which is actually related to Rhode Island Route 114 and is located about 50 miles (80 km) away from Massachusetts Route 114.