Sioux County, County in northwestern Nebraska, United States.
Sioux County covers 5,354 square kilometers of rolling hills and grasslands, with the Niobrara River flowing through its central section.
The Nebraska State Legislature established Sioux County in 1877, naming it after the Native American Sioux people who inhabited the region.
The county contains the Agate Fossil Beds National Monument, preserving Native American artifacts and Miocene era mammal fossils from 20 million years ago.
Local government services operate from the county courthouse in Harrison, providing residents with property assessment, vehicle registration, and legal documentation services.
The county maintains one of the lowest population densities in Nebraska with less than one person per square mile across its extensive territory.
Location: Nebraska
Inception: 1877
Capital city: Harrison
Shares border with: Fall River County, Scotts Bluff County, Dawes County, Box Butte County, Niobrara County, Goshen County
GPS coordinates: 42.48000,-103.77000
Latest update: March 8, 2025 23:51
Fort Robinson
32.5 km
Toadstool Geologic Park
45.7 km
Hudson-Meng Bison Kill
41.6 km
Chadron State Park
66.7 km
Pine Ridge National Recreation Area
55.1 km
Cheyenne-Black Hills Stage Route and Rawhide Buttes and Running Water Stage Stations
66.2 km
Lake Minatare Lighthouse
65.1 km
Trailside Museum of Natural History at Fort Robinson State Park
32.4 km
Mari Sandoz High Plains Heritage Center
73.3 km
C and H Refinery Historic District
64 km
Jay Em Historic District
49.3 km
Lusk Water Tower
63.5 km
Fort Robinson State Park
32.3 km
Dawes County Courthouse
53.2 km
Chadron Commercial Historic District
74.1 km
Site of Ferdinand Branstetter Post No. 1, American Legion
33.4 km
Crites Hall
73.5 km
Sioux County Courthouse
25 km
Sparks Hall
73.5 km
Chadron Public Library
74 km
Edna Work Hall
73.4 km
Fort Robinson Museum & History Center
32.5 km
Scottsbluff Carnegie Library
69.1 km
M.B. Quivey House
59.9 km
Army Theatre
32.4 km
Agate Fossil Beds Visitor Center
6.8 km
Interstate Canal Bridge
54.8 km
Warbonnet Battlefield Monument
49.9 kmReviews
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