| Rank | Country | Railways (km) |
|---|
| 1 | United States | 224,792 |  |
| 2 | Russia | 87,157 | |
| 3 | China | 86,000 | |
| 4 | India | 63,974 | |
| 5 | Canada | 46,552 | |
| 6 | Germany | 41,981 | |
| 7 | Australia | 38,445 | |
| 8 | Argentina | 36,966 | |
| 9 | France | 29,640 | |
| 10 | Brazil | 28,538 | |
| 11 | Japan | 26,435 | |
| 12 | Ukraine | 21,684 | |
| 13 | Italy | 20,254 | |
| 14 | South Africa | 20,192 | |
| 15 | Poland | 19,428 | |
| 16 | Mexico | 17,166 | |
| 17 | United Kingdom | 16,454 | |
| 18 | Spain | 15,293 | |
| 19 | Kazakhstan | 15,079 | |
| 20 | Sweden | 11,633 | |
| 21 | Romania | 10,784 | |
| 22 | Czech Republic | 9,632 | |
| 23 | Hungary | 9,208 | |
| 24 | Turkey | 8,699 | |
| 25 | Cuba | 8,598 | |
| 26 | Iran | 8,442 | |
| 27 | Pakistan | 7,791 | |
| 28 | Chile | 7,082 | |
| 29 | Austria | 6,399 | |
| 30 | Sudan | 5,978 | |
| 31 | Finland | 5,919 | |
| 32 | Belarus | 5,537 | |
| 33 | Korea, North | 5,242 | |
| 34 | Egypt | 5,083 | |
| 35 | Indonesia | 5,042 | |
| 36 | Burma | 5,031 | |
| 37 | Switzerland | 4,876 | |
| 38 | Mozambique | 4,787 | |
| 39 | Norway | 4,169 | |
| 40 | Bulgaria | 4,151 | |
| 41 | New Zealand | 4,128 | |
| 42 | Thailand | 4,071 | |
| 43 | Congo, Democratic Republic of the | 4,007 | |
| 44 | Algeria | 3,973 | |
| 45 | Tanzania | 3,689 | |
| 46 | Bolivia | 3,652 | |
| 47 | Uzbekistan | 3,645 | |
| 48 | Slovakia | 3,622 | |
| 49 | Niger | 3,505 | |
| 50 | Nigeria | 3,505 | |