Welcome to Union Pacific

Building America for all generations by connecting our nation's businesses and communities to each other and the world.

The Great Connection

A single, integrated freight rail network to strengthen the U.S. supply chain, enhance competition and support long-term growth for customers, communities and the national economy.

Union Pacific's Premier Network

$10 Million

We invest about $10 million a day in our infrastructure, technology and network.

6 Mexico Gateways

Union Pacific operates over 32,000 miles in 23 states, and is the only railroad to service all access points into Mexico.

Safety First

Union Pacific operated 1.5 million trains the last three years – 99.99% derailment free.

Coast-to-Coast Tour

Big Boy No. 4014

Union Pacific's famed Big Boy No. 4014, the world's largest operating steam locomotive, is going Coast-to-Coast across America for the first time to celebrate America's 250th anniversary. 

Building America for More than 160 Years

Built during World War II, Union Pacific's Big Boy No. 4014 is the world's largest operating steam locomotive.