West Lancashire Rural District

• The parishes of Aintree, Ince Blundell, Maghull, Melling, Netherton, Sefton and Thornton, most of the parish of Lydiate, and Little Altcar from the parish of Altcar, became part of the Metropolitan Borough of Sefton in Merseyside.
• The parish of Simonswood became part of the Metropolitan Borough of Knowsley in Merseyside.
• The remainder of the former rural district became part of the new district of West Lancashire in Lancashire.