New Hampshire Route 150 (abbreviated NH 150) is a 5.743-mile-long (9.242 km) north–south state highway in Rockingham County in southeastern New Hampshire. The road runs from Kensington south to the Massachusetts border. The southern terminus of NH 150 is at the Massachusetts state line in South Hampton, where the road continues south as Massachusetts Route 150 in the town of Amesbury. The northern terminus of NH 150 is at New Hampshire Route 108 in Kensington. For most of its length, NH 150 is named Amesbury Road.