About Our County

Historical Highlights

  • Early Inhabitants: Sioux County was primarily inhabited by the Sioux Indian tribe before the mid-1800s
  • Formation: The county was officially established in 1877, with its boundaries redefined in 1885
  • County Seat: Harrison, originally known as Bowen, became the county seat after some interesting election stories involving ballot switching
  • Railroad Influence: The arrival of the railroad in 1886 played a significant role in the development of the county

Interesting Facts

  • Geography: Sioux County is located in the northwest corner of Nebraska, bordering South Dakota and Wyoming. It covers an area of 2,067 square miles, making it one of the largest counties in Nebraska
  • Population: As of the 2020 Census, the population was 1,135, making it one of the least densely populated counties in the state
  • Natural Attractions: The county is home to several protected areas, including Agate Fossil Beds National Monument, Fort Robinson State Park, and parts of the Nebraska National Forest
  • Historical Sites: Sioux County has a rich history with sites like the Toadstool Geologic Park and Hudson-Meng Bison Kill, which offer insights into the region’s prehistoric past

Sioux County’s blend of natural beauty and historical significance makes it a fascinating place to explore.

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