Today, Colorado is dominated by Class I systems Union Pacific and BNSF Railway. Along with the Class I railroads the state is also renowned for its bucolic and breathtaking narrow-gauge railways.

The Great Western Railway of Colorado (GWR) operates over 80 miles of track and interchanges with the BNSF and UP. The railroad has become a vital link in Northern Colorado’s transportation network.

The location of the State of Colorado in the United States of America. This list of Colorado railroads identifies the variety of active, historic, and defunct railroads in the U.S. State of Colorado.

The Town of Windsor is located along major railways with access to the Great Western Railway of Colorado, the Union Pacific Railway and the Burlington Northern Santa Fe (BNSF) Railway.

Situated in Northern Colorado, near the base of the Rocky Mountains and strategically placed near the Denver-Julesburg Basin, Great Western serves as a vital artery for transporting goods and materials …

Learn more about the Nation's railroad system by visiting the Federal Railroad Administration website.

This map shows Colorado’s rail system, with highlights of the two Amtrak routes and ColoRail’s vision for Front Range Passenger Rail. Click the map for a larger version.

Sep 22, 2025 · Enabling the safe, reliable, and efficient movement of people and goods.

Dec 1, 2025 · railroad, mode of land transportation in which flange-wheeled vehicles move over two parallel steel rails, or tracks, either by self-propulsion or by the propulsion of a locomotive.

Jul 14, 2023 · From Trains Magazine‘s Tourist Trains Guidebook, here are the tourist railroads, museums and historic sites you must visit across the Centennial State! The mountainous, narrow …