Euston railway station, also known as London Euston, is a central London railway terminus. It is the sixth busiest rail terminal in London (by entries and exits). It is one of 18 railway stations managed by Network Rail, and is the southern terminus of the West Coast Main Line. Euston is the main rail gateway from London to the West Midlands, the North West, North Wales and part of Scotland. Its most important long-distance destinations are Birmingham, Manchester, Liverpool and Glasgow.

Euston station is the prime gateway historically and presently from London to Dublin travelling by rail to Holyhead and ferry to Dún Laoghaire and along the line to Dublin.

It is connected to Euston tube station and near Euston Square tube station on the London Underground. It is also a short walk from Kings Cross Station, the southern terminus of the East Coast Main Line. These stations are all in Travelcard Zone 1.