Allithwaite, Lower and Upper, 2 townships and eccl. dist. (St Mary), N. Lancash.-- L.A., 3211 ac. and 4569 ac. foreshore, pop. 975; U.A., 2682 ac., pop. 713; eccl. dist., pop. 577; P.O. At low water a road crosses Morecambe Bay to Bolton-le-Sands.
John Bartholomew, Gazetteer of the British Isles (1887)