• county
  • FIPS 31165

Sioux County, Nebraska

Sioux County had 1,099 residents in the Census Vintage 2024 estimate, on 2,066.7 square miles of land. It ranks 81st of 93 in Nebraska by population and 6th by land area.

Population
1,099
#81 of 93 in Nebraska · #3,105 in US
Area
2,066.7 sq mi
#6 of 93 in Nebraska · #276 in US
Density
0.5 / sq mi
#92 of 93 in Nebraska · #3,114 in US
Median household income
$61,344
#57 of 93 in Nebraska · #1,706 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Sioux County within Nebraska. Pin: Lincoln.

Measure from here

Tools and pages that start from Sioux County

Sioux County population, land area and income

Sioux County had 1,099 residents in the Census Vintage 2024 estimate, on 2,066.7 square miles of land. It ranks 81st of 93 in Nebraska by population and 6th by land area. That works out to 0.5 people per square mile, below the US average of 96.3, and in the bottom quarter nationally.

The median county-equivalent in Nebraska has 6,103 residents, so Sioux County has 18% of the typical county's population.

Its SAIPE 2023 median household income of $61,344 is below the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

1,099

3144th1st

3105th of 3,144 (US)

Land area

2,067 sq mi

3144th1st

276th of 3,144 (US)

Density

0.5 / sq mi

3144th1st

3114th of 3,144 (US)

Median household income

$61,344

3143rd1st

1706th of 3,143 (US)

Rank within Nebraska (93)

Population

1,099

93rd1st

81st of 93 (NE)

Land area

2,067 sq mi

93rd1st

6th of 93 (NE)

Density

0.5 / sq mi

93rd1st

92nd of 93 (NE)

Median household income

$61,344

93rd1st

57th of 93 (NE)

How Sioux County's population changed since 2020

Sioux County lost 42 residents between the July 2020 and July 2024 estimates, a drop of 3.7%. That ranks 82nd of 93 in Nebraska for growth. The median Nebraska county changed by -0.6%, and the state as a whole by +2.1%.

Since the April 2020 estimates base, Sioux County recorded 53 births and 66 deaths, a natural change of -13. Net international migration added +11 and net domestic migration, people moving to or from other US counties, came to -28. The largest single component was domestic migration, which removed 28 people.

1,14120201,14720211,12920221,15120231,0992024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
53
Deaths
66
Net international migration
+11
Net domestic migration
-28
Change, July 2023 to July 2024
-52

Where Sioux County is

The Census internal point of Sioux County is at 42.470700, -103.732200. It sits in UTM zone 13N. The map shades Nebraska's 93 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Sioux County outlined. Dots are towns of 1,000+ people with residents in it.

York County: +1.9%Boone County: -0.1%Grant County: -7.0%Saline County: +0.2%Adams County: +0.1%Clay County: -0.1%Logan County: -3.3%Hamilton County: +1.7%Thomas County: -5.9%Lancaster County: +3.0%Sherman County: -0.1%Lincoln County: -3.5%Stanton County: -1.1%Dawes County: -1.9%Madison County: +0.1%Perkins County: -2.9%Arthur County: -2.1%Deuel County: +3.2%Banner County: -1.9%Dundy County: -4.2%Garfield County: -5.4%Wheeler County: +4.3%Seward County: +0.9%Johnson County: -1.4%Wayne County: +1.7%Hayes County: -0.4%Gosper County: -4.6%Blaine County: +6.1%Valley County: -0.6%Keith County: -2.1%Antelope County: +1.3%Hooker County: -1.3%Hitchcock County: -6.1%Box Butte County: -1.1%Morrill County: -1.6%Chase County: -3.2%Howard County: +1.3%Holt County: +0.1%Phelps County: +0.7%Cuming County: -0.7%Jefferson County: -1.7%Garden County: -4.5%Dodge County: +2.1%Buffalo County: +1.9%Butler County: +1.0%Fillmore County: -1.0%Boyd County: -5.7%Nuckolls County: +0.1%Loup County: -3.8%Sioux County: -3.7%Thayer County: -3.1%Cheyenne County: +1.2%Rock County: -1.9%Nance County: -3.9%Greeley County: +0.8%Hall County: +0.1%Brown County: -0.9%Dakota County: -1.0%Kearney County: +0.9%Webster County: -1.9%Nemaha County: -0.6%Franklin County: -2.5%Furnas County: -3.5%Sarpy County: +7.1%Platte County: +3.5%Kimball County: -3.0%Polk County: +1.0%Dixon County: -1.1%Knox County: -1.0%Thurston County: -1.8%Douglas County: +2.7%Scotts Bluff County: -0.9%Pierce County: -0.1%Burt County: +0.0%Merrick County: +2.3%Sheridan County: -3.5%Washington County: +1.6%Frontier County: +1.3%Colfax County: +2.6%Cass County: +3.3%Pawnee County: -0.8%Richardson County: -2.5%Cedar County: -1.3%Gage County: +0.2%Dawson County: +2.0%Keya Paha County: +7.8%Cherry County: +1.9%McPherson County: -5.1%Otoe County: +4.3%Red Willow County: -2.6%Custer County: -0.0%Harlan County: -1.2%Saunders County: +4.6%
Change 2020 to 2024
  1. < -3.0%
  2. < -1.1%
  3. < +0.1%
  4. < +1.7%
  5. ≥ +1.7%
no data

Orange pin: Sioux County internal point. Dark pin: Lincoln.

Internal point

Decimal
42.470700, -103.732200
DMS
42°28'14.52"N 103°43'55.92"W
UTM
13N 604219.6E 4702818.3N
Geohash
9xw1xe89b
Plus code
85JRF7C9+74

Towns in Sioux County

No incorporated place of 1,000 or more people has residents in Sioux County. Its 1,099 residents live in smaller towns, census-designated places, or unincorporated land, which the subcounty estimates do not list at this size.

Counties bordering Sioux County

The Census 2024 county adjacency file lists 6 neighbors for Sioux County, including 3 across a state line. The most populous is Scotts Bluff County, NE, with 35,734 residents. Distances run between Census internal points in a straight line.

Distance to Lincoln and the nearest big city

Lincoln is 380.7 miles ESE of Sioux County's internal point in a straight line. The nearest place of 100,000 or more is Fort Collins, CO (population 170,924), 149.6 miles away. The nearest place of 10,000 or more is Scottsbluff, NE (population 14,323), 41.8 miles away.

Sioux County FIPS code

The FIPS code of Sioux County is 31165: state code 31 for Nebraska plus county code 165. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $61,344.

Questions people ask

What is the population of Sioux County, Nebraska?

The Census Vintage 2024 estimate for July 1, 2024 is 1,099. That is down 42 people (3.7%) from the July 2020 estimate of 1,141.

What is the FIPS code of Sioux County?

31165. The first two digits (31) are Nebraska; the last three (165) identify the county.

What is the largest town in Sioux County?

No incorporated place of 1,000 or more people has residents in Sioux County. Its people live in smaller towns, census-designated places or unincorporated land.

Which counties border Sioux County?

6 county-equivalents border it in the Census 2024 adjacency file: Scotts Bluff County, NE; Goshen County, WY; Box Butte County, NE; Dawes County, NE; Fall River County, SD; Niobrara County, WY.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.