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Hidden Railroad Roundhouse Sites Of Montana's Great Northern Railway

Published:

Modified: 5 October 2026

by Melinde Madden

Hidden Railroad Roundhouse Sites Of Montana's Great Northern Railway

Montana's Great Northern Railway left behind a handful of documented hidden roundhouse sites, but only four are confirmed today: Butte, Whitefish, Havre, and Bowdoin. These locations once serviced steam locomotives, and today they offer a tangible link to the railroad era—though what survives varies greatly from site to site.

Discovering Montana's Hidden Railroad Roundhouse Sites

Montana's Great Northern Railway holds a treasure trove of history. Among its many secrets are the hidden railroad roundhouse sites. These places once buzzed with activity, serving as hubs for train maintenance and operations. Today, they stand as silent witnesses to a bygone era. Let's uncover some of these fascinating locations.

1. Havre Roundhouse

Havre, Montana, is home to a significant turntable site of the Great Northern Railway, though the roundhouse itself is no longer standing. The turntable was moved about 650 feet east from its original location, and the Montana inventory lists only the turntable as surviving.

  • Location: Havre, Montana
  • Historical Significance: Major maintenance hub
  • Current State: Turntable only, moved 650 feet east; roundhouse not listed as surviving

2. Whitefish Roundhouse

Whitefish's roundhouse was a bustling center for locomotive repairs and maintenance. It supported the railway's operations across the mountainous terrains of Montana.

  • Location: Whitefish, Montana
  • Historical Significance: Supported mountain operations
  • Current State: 6 stalls remaining, roundhouse and turntable at BNSF yard

3. Butte Roundhouse

Butte's roundhouse was a key facility for the Great Northern Railway, serving the mining and smelting operations that defined the region. It was one of the busiest stops on the line.

  • Location: Butte, Montana
  • Historical Significance: Served mining and smelting operations
  • Current State: Documented as a hidden roundhouse site

4. Bowdoin Roundhouse

Bowdoin's roundhouse was a smaller but essential site along the Great Northern's northern route. It supported trains moving through the prairie, providing basic maintenance and crew services.

  • Location: Bowdoin, Montana
  • Historical Significance: Prairie route support
  • Current State: Documented as a hidden roundhouse site

5. Shelby Roundhouse

Shelby, a small town with a big railway history, had a roundhouse that served as a critical point for train maintenance and crew changes, though its remains are not documented in current roundhouse inventories.

  • Location: Shelby, Montana
  • Historical Significance: Crew change and maintenance hub
  • Current State: Not documented in current roundhouse inventories

6. Kalispell Roundhouse

Kalispell's roundhouse was essential for the railway's operations in the Flathead Valley. It played a significant role in the maintenance of locomotives and railcars.

  • Location: Kalispell, Montana
  • Historical Significance: Flathead Valley operations
  • Current State: Some structures preserved, historical site

7. Missoula Roundhouse

Missoula's roundhouse was a key maintenance facility for the Great Northern Railway. It supported the railway's extensive network in western Montana.

  • Location: Missoula, Montana
  • Historical Significance: Western Montana operations
  • Current State: Partially preserved, some structures still standing

8. Cut Bank Roundhouse

Cut Bank's roundhouse was an important site for the railway, especially for trains navigating the challenging terrains of northern Montana.

  • Location: Cut Bank, Montana
  • Historical Significance: Northern Montana operations
  • Current State: Mostly ruins, some foundations remain

9. Glasgow Roundhouse

Glasgow's roundhouse served as a crucial maintenance hub for the railway's operations in eastern Montana. It played a vital role in keeping the trains running efficiently.

  • Location: Glasgow, Montana
  • Historical Significance: Eastern Montana operations
  • Current State: Few remnants, historical markers present

10. Havre Diesel Shop

While not a traditional roundhouse, the Havre Diesel Shop was an essential part of the Great Northern Railway's operations, focusing on diesel locomotive maintenance.

  • Location: Havre, Montana
  • Historical Significance: Diesel locomotive maintenance
  • Current State: Partially preserved, some structures still standing

11. Hillyard Roundhouse

Hillyard, though technically in Washington, was closely tied to Montana's Great Northern Railway operations. This roundhouse played a significant role in the maintenance of locomotives traveling between the two states.

  • Location: Hillyard, Washington
  • Historical Significance: Cross-state operations
  • Current State: Some structures preserved, historical site

Discover Montana's Hidden Railroad Gems

Montana's Great Northern Railway roundhouses offer a unique glimpse into the past. These hidden gems, scattered across the state, tell stories of a bygone era when railroads were the lifeblood of American expansion. Visiting these sites, like the Havre and Whitefish roundhouses, provides a tangible connection to history. Each location has its own charm and significance, making them worth the trip for history buffs and casual travelers alike. Exploring these roundhouses not only enriches your knowledge but also supports local communities preserving these landmarks. Next time you're in Montana, take a detour to one of these fascinating sites. You'll walk away with a deeper appreciation for the state's rich railroad heritage. So, pack your bags, grab a camera, and set out to uncover the hidden railroad treasures of Montana.