Railway station in Travelcard Zone 5. It was opened on 11 January 1864, and is built on the site of Wangey House, one of Dagenham's oldest buildings dating back to 1250.

Chadwell Heath was the focus for the housing estate temporary railway built for the construction of the Becontree estate in the period 1926-33.

More information on the Wikipedia page [1]. The TfL page is [2]