Historical Marker in
Musselshell County, Montana

The town of Libby, Montana, was the site of one of the worst environmental disasters in US history, when it was discovered that vermiculite mined from the area was contaminated with asbestos. The contamination led to widespread illness and death, and cleanup efforts have been ongoing for several decades.
Musselshell County is located in the state of Montana and has a rich history dating back to the 19th century. The land that is now Musselshell County was once the territory of Native American tribes, particularly the Sioux and Crow tribes. The area was primarily used for hunting and gathering by these tribes.

In the late 1800s, the discovery of gold and other valuable minerals led to a surge in settlement in Musselshell County. Miners flocked to the area, establishing numerous mining camps and towns. The town of Roundup, which would later become the county seat, was founded in 1908 as a result of the mining boom. The extraction of coal and other minerals further contributed to the economic growth of the county.

Musselshell County played a significant role in the development of the railroad system in Montana. The Montana railroad, Northern Pacific, and Chicago, Milwaukee, and St. Paul railways all had routes passing through the county. The construction of the railroads enabled the transportation of goods and people, stimulating trade and commerce in the area.

Agriculture has also played a crucial part in the history of Musselshell County. The fertile plains and ample water supply made the county favorable for farming and ranching. Many settlers turned to agriculture, primarily raising cattle and cultivating crops such as wheat and barley. The agricultural industry continues to be a vital part of the county's economy.

Today, Musselshell County is a mix of small towns, ranches, and farmland. The county continues to embrace its natural resources, and outdoor recreational activities such as hunting, fishing, and hiking are popular among residents and visitors. The rich and varied history of Musselshell County is still evident in the preserved historical sites and landmarks throughout the area.

This timeline provides a condensed summary of the historical journey of Musselshell County, Montana.

  • 1911 - Musselshell County is established on February 6th
  • 1912 - The county seat is designated in Roundup
  • 1913 - The first courthouse in the county is built
  • 1923 - The county's population reaches its peak with over 6,500 residents
  • 1930s - The Great Depression impacts the county's economy
  • 1940s - Musselshell County experiences a decline in population due to WWII
  • 1950s - The county's agriculture industry becomes more mechanized
  • 1970s - The county's population decreases further due to economic changes
  • 1991 - The Musselshell Valley Historical Museum opens in Roundup
  • 2000s - The county's economy diversifies with increased oil and gas extraction