The depot is adjacent to the South West Main Line, located between Wimbledon and Earlsfield stations.

The depot is one of the busiest in the country, with an average of 250 carriages maintained there each night.

[2] As of March 2025[update], the depot maintains and services Classes 455 and 458 EMUs.

The facility achieved ISO 14001 accreditation in recognition of its environmental management policies.

[7] On 19 September 2006, Wimbledon Traincare depot was selected as the winner of the Back Office Customer Service Team of the Year.