Hayton and Mealo is a civil parish in Allerdale district, Cumbria. The only settlement is Hayton, a village in the centre of the parish, which had a population of 237 in the 2011 census. In 1848, its population was 378. There is a parish council, forming the lowest level of local government. Its archives 1997-2013 are held at the Carlisle Archive Centre. The Manor of Hayton was long held by the Musgrave family, from about 1500 until the early 19th century, when it passed to the Hylton and Jolliffe family through marriage.