History of Northwich in the early medieval period is shown by its record in the Domesday Book: It shows that by 1086 the town was producing salt and was valued the same as Middlewich at £8, although less than the £21 value given to Nantwich. It is unclear if salt extraction had continued from the Roman to Medieval periods. The manor of Northwich belonged to the Earls of Chester. However, in 1237 the family line died out. Subsequently, Northwich became a royal manor and was given to a noble family to collect tolls in exchange for a set rent. By 1484 this family
Nantwich Act 1972 replaced urban district and rural district councils with a uniform system of larger districts often covering both urban and rural areas. Some town administration responsibilities of Nantwich Urban District Council passed to Nantwich Town Council, while Nantwich Rural District Council responsibilities passed to the combined Crewe and Nantiwch borough. Since 1983, Nantwich has been in the parliamentary constituency of Crewe and Nantwich. Between 1955 and 1983, Nantwich was a parliamentary constituency in its own right, largely covering the areas managed by Nantwich urban and rural district councils (rural areas to the south, west and north of Nantwich now