Railway station in Travelcard Zone 4 opened 5 January 1930.
Parliamentary approval for a line from Wimbledon to Sutton had been obtained by the Wimbledon and Sutton Railway (W&SR) in 1910 but work had been delayed by World War I. The line was one of the last to be built in the London area.
The Wikipedia page is [1] and the TfL page is [2].
See also Sutton Station