Hounslow is a large suburban district of West London, England, 10+3⁄4 miles west-southwest of Charing Cross. It is the administrative centre of the London Borough of Hounslow, and is identified in the London Plan as one of the 14 metropolitan centres in Greater London.

The London Borough of Hounslow is a London borough in west London, England, forming part of Outer London. It was created in 1965 when three smaller borough councils amalgamated under the London Government Act 1963. It is governed by Hounslow London Borough Council.