In later 1974 these became respectively: (1) the Borough of Runnymede wards of Egham, Englefield Green East, Englefield Green West, Hythe, Thorpe, and Virginia Water; (2) the Borough of Surrey Heath.
In late 1974, the administrative divisions of these areas were changed to be: (1) The Borough of Runnymede wards of Egham, Englefield Green East, Englefield Green West, Hythe, Thorpe, and Virginia Water; (2) The Borough of Surrey Heath.