South Sioux City, Nebraska Population 2021

12,849
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South Sioux City is a city located in Dakota County Nebraska. With a 2020 population of 12,849, it is the 14th largest city in Nebraska and the 2583rd largest city in the United States . South Sioux City is currently growing at a rate of 0.16% annually but its population has decreased by -3.77% since the most recent census, which recorded a population of 13,353 in 2010. South Sioux City reached it's highest population of 13,389 in 2010. Spanning over 7 miles, South Sioux City has a population density of 2,004 people per square mile.

The average household income in South Sioux City is $64,930 with a poverty rate of 17.26%. The median rental costs in recent years comes to $815 per month, and the median house value is $116,200. The median age in South Sioux City is 31.9 years, 31.6 years for males, and 32.9 years for females.

South Sioux City Demographics

According to the most recent ACS, the racial composition of South Sioux City was:

  • White: 60.67%
  • Other race: 23.71%
  • Black or African American: 8.22%
  • Asian: 3.72%
  • Two or more races: 1.81%
  • Native American: 1.73%
  • Native Hawaiian or Pacific Islander: 0.13%
The current population of South Sioux City, Nebraska is 12,849 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 12,789.The last official US Census in 2010 recorded the population at 13,353.

South Sioux City, Nebraska Population 2021

Population by Race

Race Population Percentage
White7,82460.67%
Some Other Race3,05823.71%
Black or African American1,0608.22%
Asian4803.72%
Two or More Races2341.81%
American Indian and Alaska Native2231.73%
Native Hawaiian and Other Pacific Islander170.13%
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South Sioux City Population by Race

South Sioux City Population Pyramid $2021

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South Sioux City Median Age

31.9


Total

31.6


Male

32.9


Female

South Sioux City Adults

There are 9,157 adults, (1,695 of whom are seniors) in South Sioux City.

South Sioux City Age Dependency

72.8

Age Dependency Ratio

22.7

Old Age Dependency Ratio

50.1

Child Dependency Ratio

South Sioux City Sex Ratio

Female

6,541

50.72%

Male

6,355

49.28%

South Sioux City Population by Age

South Sioux City Renter vs Owner Occupied by Household Type

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South Sioux City Household Types

Type Owner Renter
Married78.1%21.9%
All59.9%40.1%
Female43%57%
Male41.5%58.5%
Non Family41.1%58.9%

59.9%

Rate of Home Ownership

South Sioux City Households and Families

Type Count Average Size Owned
All4,7212.759.9
Married2,3603.5978.1
Non Family1,4171.3241.1
Female6962.4343
Male2482.941.5

3.23

Average Family Size

2.7

Average Household Size

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South Sioux City Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1,44418.32%
9th to 12th Grade6628.40%
High School Graduate2,79935.51%
Some College1,30116.50%
Associates Degree84210.68%
Bachelors Degree5787.33%
Graduate Degree2573.26%
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South Sioux City Educational Attainment by Sex (over 25)

South Sioux City Educational Attainment by Race

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Race Total High School Bachelors
White3,6033,267610
Hispanic3,0261,62963
Other Race1,425862
Black633446113
Asian26815849
2+ Races162162
Native American145145
Islander177

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 18.28%.

South Sioux City Educational Attainment by Race

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Name Average Male Female
Overall$29,673$36,782$26,122
Less Than 9th Grade$26,150$27,658$25,638
High School Graduate$29,940$36,274$18,606
Some College$31,807$44,427$26,587
Bachelors Degree$53,088$68,208$39,053
Graduate Degree$32,093$52,891$31,424

$29,673

Average Earnings

$36,782

Average Male

$26,122

Average Female

South Sioux City Earnings by Educational Attainment

South Sioux City Language by Age

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South Sioux City Language

43.01% of South Sioux City residents speak only English, while 56.99% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 47.10% of the population.

South Sioux City Language

South Sioux City Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic6,1911,05617.06%
White4,68379416.95%
Other3,04878025.59%
Black1,06015614.72%
Asian48015632.50%
Multiple2348837.61%

17.26%

Overall Poverty Rate

13.58%

Male Poverty Rate

20.87%

Female Poverty Rate

Poverty in South Sioux City

The race most likely to be in poverty in South Sioux City is Multiple, with 37.61% below the poverty level.

The race least likely to be in poverty in South Sioux City is Black, with 14.72% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.99%. Among those working part-time, it was 13.98%, and for those that did not work, the poverty rate was 29.84%.

South Sioux City Poverty

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Name Poverty
High School17.83%
Less Than 9th Grade17.28%
Some College7.21%
Bachelors or Greater1.44%

South Sioux City Poverty Rate by Education

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Rate Poverty
Female Unemployed24.75%
Female Employed11.84%
Male Employed4.85%
Male Unemployed3.08%

South Sioux City Poverty Rate by Employment Status and Sex

South Sioux City Income by Household Type

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Name Median Mean
Households$54,806$64,930
Families$64,286$73,952
Married Families$72,766-
Non Families$31,606$40,731
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Income by Household Type

South Sioux City Marital Status

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Marriage Rates

55.8%

Overall Marriage Rate

56.0%

Male Marriage Rate

55.7%

Female Marriage Rate

South Sioux City Married by Age and Sex

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South Sioux City Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

South Sioux City Marital Status by Race

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South Sioux City Marital Status

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452

Number of Veterans

360

Male Veterans

92

Female Veterans

War Veterans
Vietnam156
Second Gulf War83
First Gulf War60
World War II22
Korea10

South Sioux City Veterans by War

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Age Group Veterans
65 to 74103
35 to 5499
55 to 6492
75+88
18 to 3470

South Sioux City Veterans by Age

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Name Veterans % of Total
White4307.30%
Hispanic310.81%
2+ Races2213.58%

South Sioux City Veterans by Race

South Sioux City Veterans by Education

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7.08%

Veteran Poverty Rate

25.00%

Veteran Disability Rate

South Sioux City Veterans by Education

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72.9%

Labor Force Participation

70.1%

Employment Rate

3.9%

Unemployment Rate

South Sioux City Employment by Age

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South Sioux City Employment by Race

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South Sioux City Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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13.76%

Born in South Sioux City

64.82%

Native Born

35.18%

Foreign Born

19.82%

Non Citizen

15.36%

Naturalized

Place of Birth

64.82% of South Sioux City residents were born in the United States, with 13.76% having been born in Nebraska. 19.82% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

South Sioux City Place of Birth

Year Population Growth Annual Growth Rate
202112,849200.16%
202012,829200.16%
201912,809200.16%
201812,789-11-0.09%
201712,800-183-1.41%
201612,983-175-1.33%
201513,15820.02%
201413,156-137-1.03%
201313,293200.15%
201213,273-63-0.47%
201113,336-53-0.40%
201013,3891,4641.16%
200011,9252,2482.11%
19909,6773380.36%
19809,3391,4191.66%
19707,9207200.96%
19607,2001,6432.62%
19505,5571,0012.01%
19404,5566291.50%
19303,9270.00%

South Sioux City Population by Year