Private company

Gary Works

Largest steel mill complex in North America

The Gary Works is a steel mill in Gary, Indiana, on the shore of Lake Michigan. For many years, the Gary Works was the world's largest steel mill, and it remains the largest integrated mill in North America. It is operated by U.S. Steel.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Aerial view of U.S. Steel Works in Gary, IN
Photo: Grešla, CC BY-SA 4.0, via Wikimedia Commons3

The Gary Works is a steel mill in Gary, Indiana, on the shore of Lake Michigan. For many years, the Gary Works was the world's largest steel mill, and it remains the largest integrated mill in North America. It is operated by U.S. Steel.2

Products and brands

  • steel

Listed on Wikidata.1

Sources

The numbers on this page point here. Each one links to the record it came from.

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