Rail lines are the length of railway route available for train service, irrespective of the number of parallel tracks.
| 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Argentina | 3,150.0 | 18,097.0 | 18,097.0 | 17,609.0 | 17,609.0 | 17,866.0 | 17,866.0 | |||||||
| Chile | 2,035.0 | 2,120.0 | 2,057.0 | 2,396.0 | 2,396.0 | 2,396.0 | 2,396.0 | |||||||
| Costa Rica | 581.0 | |||||||||||||
| Cuba | 4,252.0 | 4,065.0 | ||||||||||||
| Ecuador | 956.0 | |||||||||||||
| El Salvador | 547.0 | |||||||||||||
| Guatemala | 903.0 | |||||||||||||
| Panama | 485.0 | |||||||||||||
| Paraguay | 441.0 | |||||||||||||
| Uruguay | 2,993.0 | 2,993.0 | 1,498.0 | 1,498.0 | 1,498.0 | 1,498.0 | 1,498.0 | 1,498.0 | 1,498.0 | 1,498.0 | ||||
| Venezuela, RB | 336.0 | 336.0 | ||||||||||||
| Canada | 46,968.6 | 45,581.6 | 48,498.4 | 48,150.4 | 47,687.4 | 47,987.5 | 48,309.2 | 48,149.9 | ||||||
| United States | 194,077.0 | 194,025.0 | 194,431.0 | 194,136.0 | 153,516.6 | 154,321.5 | 152,932.6 | 151,735.0 | 151,270.0 | 150,966.0 | 150,462.3 | 149,488.6 | 148,749.7 | 148,553.3 |