Hounslow railway station, on the Hounslow Loop Line, is in the London Borough of Hounslow, in Greater London, and is in Travelcard Zone 5. The station and all trains serving it are operated by South Western Railway.

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.