All the London railway stations :
London Overground (Watford DC Line)
AccessAble : Step-free access from station entrance to Platform 2 and between platforms only (TFL).
Accessibility friendly : Partial.
General description : See wiki
More comment : Step-free access from station entrance to Platform 2 and between platforms only (TFL). The National Rail says differently - Step-free access from side entrance only to Platform 1 (northbound). Access to Platform 2 (southbound) via footbridge only.
National Rail Map & Guide,