United Kingdom – proposed tram, light rail and metro lines: planned routes and future extensions before construction begins.
The United Kingdom is also known as UK, Great Britain, Britain or GB.
United Kingdom – urban rail lines formally proposed or in planning: corridors announced, studied or included in transport plans but not yet under construction. The map shows where cities intend to extend their rail networks next, drawn from OpenStreetMap data.
Proposed in the United Kingdom: 19 tram segments, 10 light rail segments and 3 metro segments – 32 urban rail transit segments in total.
Last update: 2026-10-06