Based on a comparison of 87 countries in 2016, USA ranked the highest in rail lines with 228,218 km followed by Russia and China. On the other end of the scale was Luxembourg with 275 km, Swaziland with 300 km and Kyrgyzstan with 424 km.
Total rail lines reached 1,051,768 km in 2016 in the World according to the National Statistical Office. This is 0.007 % less than in the previous year and -0.976 % less than 10 years ago.
Historically, total rail lines reached an all time high of 1,076,590 km in 2010 and an all time low of 938,664 km in 1989. The average annual growth amounted to 0.139 % since 1970.
The top ranked country, USA, accounted for 21.7 % of rail lines in the world. The top 3 countries hold a 36.2 % share while the ten largest countries some 61.5 % in 2016.
Data for more countries are available at Rail Lines (km) indicator page.