Little Bear Stage Station

Historical marker location:
Chugwater, Wyoming
( Marker is on I-25 Service Road (Old Highway 87) (at milepost 8.2) near Kimmo Road (County Route 120), on the right when traveling north.)
Marker installed: 1956

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The first coal mine in Wyoming was opened in 1867, and coal mining has been an important industry in the state ever since.
Platte County, Wyoming, located in the southeastern part of the state, has a rich history that dates back to the 19th century. The area was initially inhabited by Native American tribes, including the Arapaho and Cheyenne, who relied on the region's abundant wildlife and vast grasslands for their livelihoods. European explorers and trappers first began to explore the area in the early 1800s.

In the mid-1800s, during the westward expansion, Platte County became a key location for travelers along the Oregon Trail. The county was crossed by thousands of pioneers seeking a better life in the West, with the Oregon Trail serving as a major transportation route. Fort Laramie, located in present-day Platte County, became an important trading post and military outpost during this time, further establishing the region's significance.

The county's history also includes a significant role in the development of the American railroad system. In the late 1860s, the Union Pacific Railroad constructed its transcontinental route through Platte County, connecting the eastern and western coasts of the country for the first time. This brought economic growth and opportunities to the area, as the railroad spurred the establishment of towns and industries along its route.

Platte County continued to develop and thrive in the following decades. Agriculture, especially ranching, became a prominent industry, utilizing the county's fertile land and abundant grasslands. The discovery of oil in the early 20th century also brought economic prosperity to the area, leading to the establishment of oil fields and refineries.

Today, Platte County retains its historical importance as a gateway to the West. The county's rich history is celebrated through various museums, historic landmarks, and events that showcase its past. Platte County continues to be a thriving community, embracing its heritage while also adapting to the changing times.

This timeline provides a concise overview of the key events in the history of Platte County, Wyoming.

  • 1838 - Platte County area becomes part of the Oregon Territory
  • 1848 - Oregon Territory changes to the Washington Territory
  • 1855 - Washington Territory splits to form the Nebraska Territory, which encompasses the Platte County area
  • 1859 - Nebraska Territory reorganized, and the Platte County area becomes part of Laramie County
  • 1868 - Platte County officially established and named after the North Platte River
  • 1870 - Wheatland becomes the county seat of Platte County
  • 1908 - The Wyoming Oil and Gas Conservation Commission is established, leading to increased oil exploration in Platte County
  • 1952 - The Pathfinder Dam on the North Platte River is completed, providing water storage and flood control for Platte County
  • 1971 - The Ayres Natural Bridge Park is opened in Platte County, showcasing a unique limestone formation
  • 2010 - Platte County celebrates its 140th anniversary