On the North London Line. Railway station in Travelcard Zone 2 opened 1 April 1867 as "Kentish Town", was renamed "Kentish Town West" on 2 June 1924, and closed after a serious fire on 18 April 1971. Despite an announcement in 1976 that the station would not reopen, it was rebuilt and re-opened on 5 October 1981.
The Wikipedia page is [1] and the TfL page is [2].