"brushwood farm or settlement".

Before 1229, Heston was part of the parish of Gistleworth (Isleworth) before being taken by Henry III, who subsequently granted it to the Earl of Cornwall. It covered until the late 19th-century creation of Hounslow from outlying parts of two adjoining parishes, 3,823 acres. The close association pre-dates the town of Hounslow, when that was