Southall DMU Depot was a traction maintenance depot located in Southall, London, England.

The depot is situated on the Great Western Main Line and is near Southall station.

[4] After British Rail closed the depot, it wasn't used for another 18 years until the electrification programme for Heathrow Express was introduced, when it was used as a base.

The site is currently known as Southall Railway Centre.

This England rail transport related article is a stub.