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List of metro systems

This list of metro systems includes electrified rapid transit train systems worldwide. In some parts of the world, metro systems are referred to as subways, undergrounds, tubes, mass rapid transit (MRT), métro or U-Bahn. As of 16 May 2026, 214 cities in 63 countries operate 957 metro lines.

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List by countries

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By region

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List of metro systems

Nodes51
Edges50
Triples8
Avg. degree1.96
Density0.039216
Components1

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List of metro systems

Top relations

related to By region · 8
List of metro systems → AfricaUrban, ChinaUrban, EuropeList, IndiaUrban, JapanList, Latin American, North American, Urban

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Important terminology

metro systems rail transit light list system transport rapid public city association countries uitp urban 2014 may lines line passenger

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
List of metro systemsrelated to By regionUrban0.60section
List of metro systemsrelated to By regionAfricaUrban0.60section
List of metro systemsrelated to By regionChinaUrban0.60section
List of metro systemsrelated to By regionIndiaUrban0.60section
List of metro systemsrelated to By regionJapanList0.60section
List of metro systemsrelated to By regionEuropeList0.60section
List of metro systemsrelated to By regionLatin American0.60section
List of metro systemsrelated to By regionNorth American0.60section

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