The United States of America is the top country by rail lines in the world. As of 2017, rail lines in the United States of America was 150,966 km that accounts for 18.45 % of the world's rail lines. The top 5 countries (others are Russian Federation, India, China, and Canada) account for 51.25 % of it. The world's total rail lines was estimated at 818,226 km in 2017.The description is composed by our digital data assistant.
Rail lines are the length of railway route available for train service, irrespective of the number of parallel tracks.