The Metropolitan Borough of Westminster was a metropolitan borough under the County of London from 1899 to 1965, when it was amalgamated into the London Borough of Westminster along with the Metropolitan Borough of Paddington and the Metropolitan Borough of St Marylebone.
The Metropolitan Borough of Westminster (also known as the City of Westminster) was a metropolitan borough in the County of London from 1899 to 1965. It was abolished in 1965 and its area became part of the London Borough also known as City of Westminster along with the Metropolitan Borough of Paddington and the Metropolitan Borough of St Marylebone.