North Blyth is a small settlement in south-east Northumberland, England. It is located to the south east of the village of Cambois and to the north of the town of Blyth on the north eastern side of the River Blyth harbour. It comprises three streets and a Working men's club. It has a railhead serving the Alcan Lynemouth Aluminium Smelter bauxite sea terminal as well as a rail terminal at the nearby , part of the operating division of the , an independent statutory trust established in 1882.