The Rural District of Rochford and the former Urban District of Shoeburyness (which had been absorbed by the County Borough of Southend-on-Sea) had previously been part of the abolished South-Eastern Division of Essex.
The Rural District of Rochford and the former Urban District of Shoeburyness, previously part of the dissolved South-Eastern Division of Essex, are now under the jurisdiction of the County Borough of Southend-on-Sea.