It is 45 miles 20 chains (72.8 km) down the line from London Victoria.

[1] The station was opened by the Southern Railway as Kemsley Halt on 1 January 1927.

[3] All services at Kemsley are operated by Southeastern using Class 375 EMUs.

The typical off-peak service is one train per hour in each direction between Sheerness-on-Sea and Sittingbourne, from where connections are available to London Victoria, London St Pancras International, Dover Priory and Ramsgate.

[4] Other alternative routes from London to Dartford via Sidcup and via Bexleyheath.