It is 13 miles 54 chains (22.0 km) down the line from London Waterloo.
The station is operated by South Western Railway, as are all trains serving it.
There are two platforms joined by a footbridge near the north-western end of the station buildings.
All services at Teddington are operated by South Western Railway.
Several carriages of a train that had stopped at the station were destroyed in an arson attack by suffragettes on 26 April 1913.