Historical Marker in
Oregon County, Missouri

The Missouri River is the longest river in North America, stretching for 2,341 miles from its source in Montana to its mouth in the Gulf of Mexico.
Oregon County, MO, located in the southern part of the state, has a rich history that spans centuries. The earliest known inhabitants of the area were Native American tribes, including the Osage and Delaware tribes. These tribes relied on the resources of the region, such as plentiful game and river access, and established communities in what is now Oregon County.

European settlement in the area began in the early 19th century as pioneers moved westward along the Oregon Trail. In 1837, the region was designated as Oregon County, named after the Oregon Territory on the West Coast. The county was officially established in 1845, and settlers quickly began establishing farms and businesses in the area.

In the mid-19th century, the Oregon County area became a battleground during the American Civil War. The county had divided loyalties, with some residents supporting the Union and others supporting the Confederacy. Numerous skirmishes and battles were fought in the area, leading to significant destruction and loss of life.

After the Civil War, Oregon County experienced a period of rebuilding and growth. The timber industry became a significant economic driver, with vast forests being harvested for lumber and transported along the many rivers in the region. Agriculture also played an important role, with crops such as corn, wheat, and tobacco being cultivated.

Today, Oregon County is known for its natural beauty, including pristine rivers and forests. It attracts outdoor enthusiasts who enjoy activities like fishing, canoeing, and hiking. The county also preserves its history through various museums and historical sites, showcasing the diverse heritage and struggles that have shaped the area over time.

This timeline provides a concise overview of the key events in the history of Oregon County, Missouri.

  • Oregon County, MO was established on February 14, 1845.
  • The first census of Oregon County was conducted in 1850, recording a population of 1,720.
  • In 1856, the county seat was established in the town of Oregon, which was later renamed Alton.
  • During the Civil War, Oregon County was divided in its loyalties, with some residents supporting the Union while others sided with the Confederacy.
  • In 1863, the Battle of Oregon County occurred, resulting in a Union victory over Confederate forces.
  • In 1889, the town of Thayer was platted and became a major railroad hub in the county.
  • The early 20th century saw the growth of various industries in Oregon County, including logging, farming, and mining.
  • In 1929, the Civilian Conservation Corps established a camp near Alton, contributing to the county's economic development.
  • In the late 20th century, tourism became an important industry for Oregon County, with visitors attracted to its natural beauty and recreational opportunities.
  • Today, Oregon County continues to thrive as a rural community with a diverse economy and a population of around 10,900 people.