All the London railway stations :
Birkbeck is on the excellent accessible tramline network. It is also on the ThamesLink network, and this station is not accessible to wheelchair users due to 33 stairs. See pictures and further accessible transport detail from links below.
National Rail : ThamesLink, London Tramlink
Accessibility friendly : There is no step-free access at this station. The nearest step-free station is Beckenham Junction. The Tramlink is step-free and excellent.
General description : The London tram network runs from
Wimbledon through Croydon to Beckenham. All access to trams is step-free.
All tram travel is free for wheelchair users, who can easily wheel on and off
the trams. There are two dedicated spaces for wheelchair users to travel in each
tram. Next to the wheelchair space is a specially sited intercom, which allows
you to speak to the driver in an emergency, and an easy reach stop request
button. All doors have an opening button on them at an accessible height.
At Wimbledon Station there are passenger lifts providing connections to other rail services. See wiki
More comment : National Rail Map & Guide.