List of town tramway systems in the United Kingdom

This is a list of town tramway systems in the United Kingdom by Home Nation and by regions of England. It includes all tram systems, past and present.

Greater London
Note: Horse tramways existed as several unconnected systems north of the Thames, a system (owned and operated by several undertakings) south of the Thames, and two unconnected systems at Croydon.

Electric Tramways - Inner London:

Note: The LCC tramway system was assembled from predecessors including 14 municipal and three company undertakings. Tramways were not built in the City of London and the West End of London because of local opposition. The South London system had segments north of the Thames, notably the Victoria Embankment. However, this system was not connected to the North London system until construction of the Kingsway tramway subway. Reintroduction planned (Cross River Tram scheme), Camden Town / Kings Cross - Euston - Waterloo - Brixton / Peckham.

Other electric tramway operators absorbed by LPTB (arranged clockwise, from north):

North West England
Note for Blackpool: Marton route, closed 28 Oct 1962, ranked as last tramway service in the UK with all tracks built in streets.

Note for South Lancashire Tramways Company: Also served Ashton-in-Makerfield and Leigh, and connected with Liverpool - St. Helens, Wigan, Bolton - Rochdale and Greater Manchester tramway networks.

Note for Bacup: The Blackburn - Colne and Bolton - Rochdale (Greater Manchester) tramway networks connected here. Through working was not possible because of difference in track gauge.

Note for Rawtenstall - Bacup: Owned by local authority (Bacup Corporation) from electrification, worked by Rawtenstall tramway system.

Note for Heywood: Tramway lines built and owned by local authority (Heywood Corporation), worked by Bury and Rochdale tramway systems.

Note for Stalybridge, Hyde, Mossley and Dukinfield Tramways: Served Ashton-under-Lyne, Stalybridge, Hyde, Mossley and Dukinfield. Stockport trams served Hyde to 2 Mar 1947. Manchester trams served Hyde to 30 Dec 1947.

Northern Ireland
Note for Giant's Causeway Tramway: Portrush - Bushmills opened 29 Jan 1883. Bushmills - Giant's Causeway opened 1 Jul 1887. World's first use of electric traction with hydroelectric generation. Track built in street in Portrush.

Crown dependencies
See List of town tramway systems in Europe.