خطوط السكك الحديدية هي طول طرق السكك الحديدية المتاحة لخدمة القطارات بغض النظر عن عدد المسارات الموازية.
| 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| أرمينيا | 843.0 | 826.1 | 703.2 | 703.2 | 679.4 | 685.7 | 698.4 | 698.4 | 698.4 | 698.4 | ||||
| أذربيجان | 2,116.0 | 2,122.0 | 2,079.1 | 2,079.3 | 2,068.1 | 2,068.1 | 2,066.4 | 2,067.8 | 2,074.0 | 2,132.0 | 2,133.1 | 2,139.9 | 2,239.2 | 2,138.9 |
| بيلاروس | 5,512.0 | 5,498.0 | 5,482.0 | 5,482.0 | 5,462.0 | 5,469.0 | 5,470.0 | 5,470.0 | 5,459.0 | 5,459.0 | 5,459.0 | 5,459.2 | 5,453.5 | 5,474.0 |
| كزاخستان | 13,545.0 | 14,204.0 | 14,184.1 | 14,319.4 | 14,758.9 | 14,767.1 | 14,767.1 | 14,767.1 | 15,529.0 | 16,040.3 | 16,060.8 | 16,060.8 | 16,063.0 | 16,005.6 |
| كيرغيزستان | 417.0 | 417.0 | 417.2 | 417.2 | 417.2 | 417.0 | 424.0 | 424.0 | 424.0 | 424.0 | 424.0 | 424.0 | 424.0 | 417.0 |
| جمهوريا مولدوفا | 1,139.0 | 1,075.0 | 1,156.9 | 1,156.9 | 1,156.9 | 1,156.9 | 1,156.0 | 1,151.0 | 1,151.0 | 1,151.0 | 1,151.0 | 1,151.0 | 1,151.0 | 1,149.0 |
| روسيا الفيدرالية | 86,075.0 | 85,542.0 | 85,292.0 | 85,166.0 | 85,248.0 | 85,266.0 | 84,581.0 | 85,262.0 | 85,375.0 | 85,545.0 | 85,626.0 | 85,494.0 | 85,555.0 | 85,544.0 |
| طجاكستان | 533.0 | 617.0 | 620.7 | 620.7 | 608.0 | 587.0 | 597.0 | 597.0 | 620.0 | 620.0 | 620.0 | 620.0 | 662.0 | 620.0 |
| تركمانستان | 2,521.0 | 2,529.0 | 3,115.0 | 3,115.0 | 3,115.0 | 3,115.0 | 3,115.0 | 6,230.0 | 6,230.0 | 7,680.0 | 7,680.0 | |||
| أوكرانيا | 22,302.0 | 22,001.0 | 21,705.0 | 21,665.4 | 21,642.5 | 21,625.9 | 21,625.9 | 20,975.2 | 21,603.0 | 21,625.9 | 21,625.9 | 21,625.9 | 21,625.9 | |
| أوزبكستان | 3,645.0 | 4,014.0 | 4,227.2 | 4,258.4 | 4,192.0 | 4,186.0 | 4,202.0 | 4,238.0 | 4,304.0 | 4,642.0 | 4,642.0 | 4,735.0 | 4,732.0 | 4,732.0 |