Metro and subway systems of the world
Every rapid-transit (metro, subway, underground) system in operation, with city, country, opening year, number of stations, route length and annual ridership. One row per system.
Columns
Stable keys — use them in the API, SQL and code
| Key | Name | Type | Description |
|---|---|---|---|
| name | System | string | — |
| wikidata | Wikidata | entity | — |
| city | City | string | — |
| country | Country | country | ISO 3166-1 alpha-3 code. |
| country_name | Country name | string | — |
| opened | Opened | year | Year passenger service began. |
| last_expanded | Last expanded | year | Year of the most recent extension. |
| stations | Stations | integer | — |
| length_km | Length | number · km | System route length in kilometres. |
| ridership_millions | Annual ridership | number · million | Passenger trips per year, in millions. |
| ridership_year | Ridership year | year | Year the ridership figure refers to. |
More in Transport & Aviation
Vehicle makes and models in the U.S. (NHTSA vPIC)
Every make and model of passenger car, SUV/MPV, truck, bus, motorcycle and low-speed vehicle that manufacturers have registered with NHTSA for vehicle identification numbers (VINs) in the United States. One row per model.
U.S. vehicle safety recalls since 2010
Every U.S. vehicle and motor-vehicle equipment safety recall campaign filed with NHTSA since 2010, with the manufacturer, makes, models, model years, component, number of units affected and dates. One row per recall campaign.
U.S. vehicle safety recalls, 1966–2009
Every U.S. vehicle and motor-vehicle equipment safety recall campaign filed with NHTSA from 1966 to 2009, with the manufacturer, makes, models, model years, component, number of units affected and dates. One row per recall campaign.
Air passengers carried by country
Passengers carried by each country's registered airlines, every year since 1970. One row is one country in one year.
International tourism arrivals by country
Number of international inbound arrivals (overnight tourists, or all visitors where that is what the country reports) for every country from 1995 to 2020. One row is one country in one year.
Road traffic death rate by country
Estimated road traffic deaths per 100,000 people for every country from 2000 to 2019. One row is one country in one year.