Sioux County, Iowa Population 2022

Sioux County, Iowa's estimated population is 35,014 with a growth rate of 0.15% in the past year according to the most recent United States census data. Sioux County, Iowa is the 21st largest county in Iowa. The 2010 Population was 33,754 and has seen a growth of 3.73% since this time.

Note: 2021 and 2022 data is projected
Year Population Growth Annual Growth Rate
1860100.00%
18705765665660.00%
18805,4264,850842.01%
189018,37012,944238.56%
190023,3374,96727.04%
191025,2481,9118.19%
192026,4581,2104.79%
193026,8063481.32%
194027,2094031.50%
195026,381-828-3.04%
196026,375-6-0.02%
197027,9961,6216.15%
198030,8132,81710.06%
199029,903-910-2.95%
201033,7543,85112.88%
201134,0162620.78%
201234,2822660.78%
201334,5032210.64%
201434,6351320.38%
201534,7541190.34%
201634,9441900.55%
201734,781-163-0.47%
201834,802210.06%
201934,855530.15%
202034,908530.15%
202134,961530.15%
202235,014530.15%
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Sioux County, Iowa Population Growth

Population by Race

Race Population Percentage
White32,62193.47%
Black or African American1430.41%
American Indian and Alaska Native920.26%
Asian2060.59%
Native Hawaiian and Other Pacific Islander160.05%
Some Other Race7872.26%
Two or More Races1,0352.97%
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Sioux County, Iowa Population by Race

Sioux County, Iowa Population Pyramid 2022

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Sioux County, Iowa Median Age

33.6


Total

32.3


Male

35.2


Female

Sioux County, Iowa Adults

There are 25,431 adults, (5,423 of whom are seniors) in Sioux County, Iowa.

Sioux County, Iowa Age Dependency

Age Dependency Ratio

27.1

Old Age Dependency Ratio

47.3

Child Dependency Ratio

Sioux County, Iowa Sex Ratio

Female

17,314

49.61%

Male

17,586

50.39%

Sioux County, Iowa Population by Age

Sioux County, Iowa Renter vs Owner Occupied by Household Type

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Sioux County, Iowa Household Types

Type Owner Renter
Married91.7%8.3%
All80.8%19.2%
Male70.5%29.5%
Non Family59.5%40.5%
Female53.6%46.4%

80.8%

Rate of Home Ownership

Sioux County, Iowa Households and Families

Type Count Average Size Owned
All12,3792.6480.8
Married8,1443.2291.7
Male3763.2770.5
Female4462.8553.6
Non Family3,4131.1659.5

3.16

Average Family Size

2.64

Average Household Size

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Sioux County, Iowa Households by Type

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Education Attained Count Percentage
Less Than 9th Grade7423.57%
9th to 12th Grade9724.67%
High School Graduate6,07829.20%
Some College3,79818.25%
Associates Degree3,09214.86%
Bachelors Degree4,36720.98%
Graduate Degree1,7638.47%
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Sioux County, Iowa Educational Attainment by Sex (over 25)

Sioux County, Iowa Educational Attainment by Race

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Race Total High School Bachelors
Islander101010
Asian707055
Black706448
White18,84617,9745,877
2+ Races36720440
Other Race37620830
Hispanic1,685852126
Native American5416

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

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

Sioux County, Iowa Educational Attainment by Race

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Name Average Male Female
Overall$40,512$50,254$27,148
Less Than 9th Grade$31,965$35,000$21,522
High School Graduate$32,363$45,733$23,659
Some College$38,811$52,585$24,510
Bachelors Degree$44,013$55,976$34,146
Graduate Degree$59,816$61,250$54,279

$40,512

Average Earnings

$50,254

Average Male

$27,148

Average Female

Sioux County, Iowa Earnings by Educational Attainment

Sioux County, Iowa Language by Age

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Sioux County, Iowa Language

91.49% of Sioux County, Iowa residents speak only English, while 8.51% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 7.73% of the population.

Sioux County, Iowa Language

Sioux County, Iowa Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic3,68761016.54%
Asian1632314.11%
Multiple972707.20%
White28,2441,0843.84%
Other116NaN%

5.48%

Overall Poverty Rate

4.99%

Male Poverty Rate

5.97%

Female Poverty Rate

Poverty in Sioux County, Iowa

The race most likely to be in poverty in Sioux County, Iowa is Hispanic, with 16.54% below the poverty level.

The race least likely to be in poverty in Sioux County, Iowa is Other, with NaN% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.25%. Among those working part-time, it was 8.70%, and for those that did not work, the poverty rate was 9.82%.

Sioux County, Iowa Poverty

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Name Poverty
Less Than 9th Grade14.94%
High School5.82%
Some College2.98%
Bachelors or Greater3.17%

Sioux County, Iowa Poverty Rate by Education

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Rate Poverty
Male Employed3.10%
Male Unemployed22.22%
Female Employed3.12%
Female Unemployed0.99%

Sioux County, Iowa Poverty Rate by Employment Status and Sex

Sioux County, Iowa Income by Household Type

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Name Median Mean
Households$73,260$85,071
Families$83,744$98,251
Married Families$87,402-
Non Families$36,929$48,650
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Income by Household Type

Sioux County, Iowa Marital Status

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Marriage Rates

62.7%

Overall Marriage Rate

62.2%

Male Marriage Rate

63.2%

Female Marriage Rate

Sioux County, Iowa Married by Age and Sex

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Sioux County, Iowa 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.

Sioux County, Iowa Marital Status by Race

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Sioux County, Iowa Marital Status

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1,247

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War156
First Gulf War197
Vietnam582
Korea108
World War II104

Sioux County, Iowa Veterans by War

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Age Group Veterans
18 to 3472
35 to 54169
55 to 64105
65 to 74458
75+443

Sioux County, Iowa Veterans by Age

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Name Veterans % of Total
White1,2475.19%
Hispanic100.48%

Sioux County, Iowa Veterans by Race

Sioux County, Iowa Veterans by Education

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5.67%

Veteran Poverty Rate

27.75%

Veteran Disability Rate

Sioux County, Iowa Veterans by Education

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72.9%

Labor Force Participation

71.2%

Employment Rate

2.2%

Unemployment Rate

Sioux County, Iowa Employment by Age

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Sioux County, Iowa Employment by Race

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Sioux County, Iowa 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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68.14%

Born in Sioux County, Iowa

94.63%

Native Born

5.37%

Foreign Born

3.78%

Non Citizen

1.59%

Naturalized

Place of Birth

94.63% of Sioux County, Iowa residents were born in the United States, with 68.14% having been born in Iowa. 3.78% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Sioux County, Iowa Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources