Ebbsfleet International railway station is in Ebbsfleet Valley, Kent, 10 miles east of London, England, near Dartford and the Bluewater shopping centre to the west and Gravesend to the east. The station, part of the Thames Gateway urban regeneration project, is on the High Speed 1 (HS1) rail line, 400 metres south-west of Northfleet railway station, off the A2 trunk road, 5 mi (8.0 km) from its junction with the M25 motorway. It served as a primary park-and-rail service for the London 2012 Olympics.

Gravesend is a town in northwest Kent, England, situated 21 miles (35 km) east-southeast of Charing Cross on the south bank of the River Thames and opposite Tilbury in Essex. Located in the diocese of Rochester, it is the administrative centre of the borough of Gravesham. Gravesend marks the eastern limit of the Greater London Built-up Area, as defined by the UK Office for National Statistics. In 2021 it had a population of 58,102.