Which country has the largest railway network? ITrain Travel [Edit categories] [Disallowed String for - ] type=text/javascript> capitalOneround('alternateMsg'); $('disclaimerLink').innerHTML = 'user-generated content:'+ ' report abuse'; U.S. Railway project traveling from coast to coast in High-Speed. Powered by Siemens! Siemens.com/High-Speed-Rail [Improve] Answer The US has the largest railway system in the world - about 240,000 km connecting 48 continental states. That is enough track to circle the Earth five times. Russia (154,000 km) and Canada (72,961 km) follow. India comes fifth with 62,658 km of railroad after Canada and China. Indian Railways is owned by the government, and is the largest under a single management.