Sioux County, IA

County

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    2024 Population
    36,212
    US Senator
    Chuck Grassley
    Republican Party
    US Senator
    Joni Ernst
    Republican Party
    2024 Median Age
    33.8
    0.588% 1-year decrease
    2024 Poverty Rate
    6.67%
    3.69% 1-year increase
    2024 Median Household Income
    $86,098
    1.61% 1-year growth
    2024 Median Property Value
    $250,100
    6.15% 1-year growth
    2024 Employed Population
    19,094
    0.0839% 1-year growth

    About

    None of the households in Sioux County, IA reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.

    94.6% of the residents in Sioux County, IA are U.S. citizens.

    The largest universities in Sioux County, IA are Northwestern College (638 degrees awarded in 2024), Dordt University (476 degrees), and Northwest Iowa Community College (427 degrees).

    In 2024, the median property value in Sioux County, IA was $250,100, and the homeownership rate was 76.1%.

    Most people in Sioux County, IA drove alone to work, and the average commute time was 13.5 minutes. The average car ownership in Sioux County, IA was 2 cars per household.

    United StatesIowa

    Population & Diversity

    Sioux County, IA is home to a population of 36.2k people, from which 94.6% are citizens. As of 2024, 8.54% of Sioux County, IA residents were born outside of the country (3.09k people).

    In 2024, there were 12.7 times more White (Non-Hispanic) residents (30k people) in Sioux County, IA than any other race or ethnicity. There were 2.36k Other (Hispanic) and 1.81k Two Races Including Other (Hispanic) residents, the second and third most common ethnic groups.

    Population & Diversity

    Citizenship

    94.6%
    2024 Citizenship
    95.4%
    2023 Citizenship

    As of 2024, 94.6% of Sioux County, IA residents were US citizens, which is higher than the national average of 93.2%. In 2023, the percentage of US citizens in Sioux County, IA was 95.4%, meaning that the rate of citizenship has been decreasing.

    The following chart shows US citizenship percentages in Sioux County, IA compared to that of it's neighboring and parent geographies.

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    Diversity

    Race and Ethnicity

    The 3 largest ethnic groups in Sioux County, IA
    1. White (Non-Hispanic)
      30k ± 112
    2. Other (Hispanic)
      2.36k ± 645
    3. Two Races Including Other (Hispanic)
      1.81k ± 576
    14.3%
    Hispanic Population
    5.19k people

    In 2024, there were 12.7 times more White (Non-Hispanic) residents (30k people) in Sioux County, IA than any other race or ethnicity. There were 2.36k Other (Hispanic) and 1.81k Two Races Including Other (Hispanic) residents, the second and third most common ethnic groups.

    14.3% of the people in Sioux County, IA are hispanic (5.19k people).

    The following chart shows the 8 races represented in Sioux County, IA as a share of the total population.

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    Global Diversity

    The PUMS dataset is not available at the County level, so we are showing data for Iowa.
    Most Common Origin
    1. Mexico
      44,333 ± 5,134 people
    2. India
      11,889 ± 2,672 people
    3. Guatemala
      8,189 ± 2,219 people

    In 2024, the most common birthplace for the foreign-born residents of Iowa was Mexico, the natal country of 44,333 Iowa residents, followed by India with 11,889 and Guatemala with 8,189.

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    Foreign-Born Population

    8.54%
    2024 Foreign-Born Population
    3.09k people
    7.56%
    2023 Foreign-Born Population
    2.72k people

    As of 2024, 8.54% of Sioux County, IA residents (3.09k people) were born outside of the United States, which is approximately the same as the national average of 14%. In 2023, the percentage of foreign-born citizens in Sioux County, IA was 7.56%, meaning that the rate has been increasing.

    The following chart shows the percentage of foreign-born residents in Sioux County, IA compared to that of it's neighboring and parent geographies.

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    Military

    Veterans

    Most Common Service Period
    1. Vietnam
      468 ± 107
    2. Gulf War (2001-)
      130 ± 78
    3. Gulf War (1990s)
      94 ± 53

    Sioux County, IA has a large population of military personnel who served in Vietnam, 3.6 times greater than any other conflict.

    The chart shows the distribution of veterans by conflict in Sioux County, IA.

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    Health

    94.2% of the population of Sioux County, IA has health coverage, with 53.3% on employee plans, 11.9% on Medicaid, 12.8% on Medicare, 15.1% on non-group plans, and 1.01% on military or VA plans.

    Primary care physicians in Sioux County, IA see 1,238 patients per year on average, which represents a 0% change from the previous year (1,238 patients). Compare this to dentists who see 1897 patients per year, and mental health providers who see 585 patients per year.

    By gender, of the total number of insured persons, 50.7% were men and 49.3% were women.

    Coverage

    Patient to Clinician Ratios

    1,238 to 1
    Patient to Primary Care Physician Ratio in Sioux County, IA

    Primary care physicians in Sioux County, IA see an average of 1,238 patients per year. This represents a 0% change from the previous year (1,238 patients).

    The following chart shows how the number of patients seen by primary care physicians has been changing over time in Sioux County, IA in comparison to its neighboring geographies.

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    Health Care Diversity

    In 2024, insured persons according to age ranges were distributed in 29.7% under 18 years, 21.9% between 18 and 34 years, 32.8% between 35 and 64 years, and 15.6% over 64 years.

    By gender, of the total number of insured persons, 50.7% were men and 49.3% were women.

    The following chart shows the number of people with health coverage by gender.

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    Uninsured People

    5.84%
    Uninsured
    53.3%
    Employer Coverage
    11.9%
    Medicaid
    12.8%
    Medicare
    15.1%
    Non-Group
    1.01%
    Military or VA

    Between 2023 and 2024, the percent of uninsured citizens in Sioux County, IA grew by 2.42% from 5.7% to 5.84%.

    The following chart shows how the percent of uninsured individuals in Sioux County, IA changed over time compared with the percent of individuals enrolled in various types of health insurance.

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    Health Indicators

    Health Outcomes

    Indicator

    In 2025, the average number of mentally unhealthy days reported in past 30 days (age-adjusted) was 4.29 in Sioux County, IA.

    The graphic shows the trend of the indicator in Sioux County, IA.

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    Health Behaviors

    Indicator

    In 2025, the percentage of the adult population (age 18 and older) that reports a body mass index (BMI) greater than or equal to 30 kg/m2 (age-adjusted) was 34% in Sioux County, IA.

    The graphic shows the trend of the indicator in Sioux County, IA.

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    Clinical Care

    Indicator

    In 2025, the percentage of population under age 65 without health insurance was 5.98% in Sioux County, IA.

    The graphic shows the trend of the indicator in Sioux County, IA.

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    Economy

    The economy of Sioux County, IA employs 19.1k people. In 2024, the largest industries in Sioux County, IA were Manufacturing (3,218 people), Educational Services (2,438 people), and Health Care & Social Assistance (2,179 people), and the highest paying industries were Mining, Quarrying, & Oil & Gas Extraction ($110,000), Finance & Insurance ($84,830), and Finance & Insurance, & Real Estate & Rental & Leasing ($75,268).

    Employment

    Occupations

    19.1k
    2024 Value
    ± 865
    0.0839%
    1 Year growth
    ± 6.34%

    From 2023 to 2024, employment in Sioux County, IA grew at a rate of 0.0839%, from 19.1k employees to 19.1k employees.

    The most common job groups, by number of people living in Sioux County, IA, are Management Occupations (2,416 people), Office & Administrative Support Occupations (2,204 people), and Production Occupations (1,577 people). This chart illustrates the share breakdown of the primary jobs held by residents of Sioux County, IA.

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    Unemployment Insurance Claims

    Data is only available at the state level. Showing data for Iowa.

    This chart shows weekly unemployment insurance claims in Iowa (not-seasonally adjusted) compared with the four states with the most similar impact.

    The most recent data point uses Advance State Claims data, which can be revised in subsequent weeks.

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    Industries

    Employment by Industries

    19.1k
    2024 Value
    ± 865
    0.0839%
    1 Year growth
    ± 6.34%

    From 2023 to 2024, employment in Sioux County, IA grew at a rate of 0.0839%, from 19.1k employees to 19.1k employees.

    The most common employment sectors for those who live in Sioux County, IA, are Manufacturing (3,218 people), Educational Services (2,438 people), and Health Care & Social Assistance (2,179 people). This chart shows the share breakdown of the primary industries for residents of Sioux County, IA, though some of these residents may live in Sioux County, IA and work somewhere else. Census data is tagged to a residential address, not a work address.

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    Median Earnings by Industry

    $56,263
    Median earning men ± $1,565
    $31,939
    Median earning women ± $2,320

    The industries with the best median earnings for men in 2024 are Finance & Insurance, & Real Estate & Rental & Leasing ($108,380), Public Administration ($95,278), and Information ($77,125).

    The industries with the best median earnings for women in 2024 are Transportation & Warehousing, & Utilities ($48,654), Finance & Insurance, & Real Estate & Rental & Leasing ($47,679), and Construction ($43,083).

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    Employment by Industry Sector

    Data is only available at the state level. Showing data for Iowa.
    Y-Axis
    1.48%
    Year-over-year growth
    Employment change between February 2022 and February 2023

    As of February 2023, there are 1.57M people employed in Iowa. This represents a 1.48% increase in employment when compared to February 2022.

    Right after the beginning of the COVID-19 pandemic, during April 2020, a general dip can be seen across industry sectors, resulting in an overall decline in employment by 10.9%.

    The following chart shows monthly employment numbers for each industry sector in Iowa.

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    Establishments by Size

    The industries with the most establishments
    1. 141
      Construction
    2. 122
      Other Services (except Public Administration)
    3. 100
      Transportation and Warehousing

    The visualization shows the distribution of establishments by industry and by size according to the number of employees.

    The visualization shows the number of establishments and its share across establishment sizes.

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    Payroll by Industry Sector

    The industries with the highest total annual payroll
    1. $355k
      Manufacturing
    2. $156k
      Construction
    3. $120k
      Health Care and Social Assistance

    The chart shows the total annual payroll and the average annual payroll by industry.

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    Civics

    In the 2024 presidential election, the popular vote in Iowa went to Donald J. Trump with 55.7% of the vote. The runner-up was Kamala Harris (42.5%), followed by Robert Kennedy (0.789%).

    Chuck Grassley and Joni Ernst are the senators currently representing the state of Iowa. In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

    Iowa is currently represented by 4 members in the U.S. house, and members of the House of Representives are elected to 2-year terms.

    Presidential Elections

    Voting results are not available for Sioux County, IA. Showing the available data for Iowa.
    2024 Election Results
    1. Donald J. Trump (55.7%)
      Republican Party
    2. Kamala Harris (42.5%)
      Democratic Party
    3. Robert Kennedy (0.789%)
      Independent Party

    In the 2024 presidential election, the popular vote in Iowa went to Donald J. Trump with 55.7% of the vote. The runner-up was Kamala Harris (42.5%), followed by Robert Kennedy (0.789%).

    The following chart shows the popular vote results in Iowa for each registered party from 1976 to 2024.

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    Senator Elections

    US Senators from Iowa

    Senatorial voting results are only available at the state level. Showing data for Iowa.
    Chuck Grassley
    Senator from Iowa3
    Assumed office on January 3, 1981
    Joni Ernst
    Senator from Iowa2
    Assumed office on January 3, 2015

    Chuck Grassley and Joni Ernst are the senators currently representing Iowa.

    In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

    The following chart shows elected senators in Iowa over time, excluding special elections, colored by their political party.

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    Education

    In 2024, universities in Sioux County, IA awarded 1,541 degrees. The student population of Sioux County, IA in 2024 is skewed towards women, with 2,411 male students and 3,153 female students.

    Most students graduating from Universities in Sioux County, IA are White (1,333 and 89.9%), Hispanic or Latino (51 and 3.44%), Black or African American (35 and 2.36%), and Unknown (27 and 1.82%).

    The largest universities in Sioux County, IA by number of degrees awarded are Northwestern College (638 and 41.4%), Dordt University (476 and 30.9%), and Northwest Iowa Community College (427 and 27.7%).

    The most popular majors in Sioux County, IA are General Educational Leadership & Administration (124 and 8.05%), General Business Administration & Management (107 and 6.94%), and Registered Nursing (88 and 5.71%).

    The median tuition cost for private four year colleges is $36,400.

    Admissions & Enrollments

    Applicants, Admissions & Enrolled

    University
    Measure

    In 2024 in Sioux County, IA, the percentage of applicants admitted was 73.9%, while the percentage of admitted who enrolled was 32.6%. The number of students enrolled in 2024 was 5,564 (43.3% men and 56.7% women).

    The line chart  shows the evolution of the percentage of applicants admitted, admitted who enrolled or the number of students enrolled according to the option selected in the upper button.

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    Enrollments by Gender and Races

    Universities

    In 2024 there were 5,564 students enrolled in Sioux County, IA, 43.3% men and 56.7% women.

    By race, the largest number of students enrolled was concentrated in White with 4,443 records, of which 57.7% were women and 42.3% men.

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    Completions

    Concentrations

    Most Common
    1. General Business Administration & Management
      73 degrees awarded
    2. Elementary Education & Teaching
      56 degrees awarded
    3. Registered Nursing
      49 degrees awarded

    In 2024, the most common concentation for Bachelors Degree recipients in Sioux County, IA was General Business Administration & Management with 73 degrees awarded.

    This visualization illustrates the percentage of students graduating with a Bachelors Degree from schools in Sioux County, IA according to their major.

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    Universities

    Gender
    Race
    Largest Universities by degrees awarded
    1. Northwestern College
      638 degrees awarded
    2. Dordt University
      476 degrees awarded
    3. Northwest Iowa Community College
      427 degrees awarded

    In 2024, the institution with the largest number of graduating students was Northwestern College with 638 degrees awarded.

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    Student Diversity

    University

    In 2024, 659 men were awarded degrees from institutions in Sioux County, IA, which is 0.747 times less than the 882 female students who received degrees in the same year.

    In 2024, the most common race/ethnicity group awarded degrees at institutions was White students. These 1,333 degrees mean that there were 26.1 times more degrees awarded to White students then the next closest race/ethnicity group, Hispanic or Latino, with 51 degrees awarded.

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    Awarded Degrees over Time

    The graph shows the evolution of awarded degrees by degrees. Under the paragraphs, the average number of awarded degrees by university in each degree is shown.

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    Tuition

    Average Net Price by Sector

    Universities

    Private not-for-profit, 4-year or above ($36,400) is the sector with the highest median state tuition in 2024.

    Public, 2-year ($1,110) is the sector with the highest median state fee in 2024.

    Public, 2-year ($1,312) is the sector with the highest average net price of books and supplies.

    The graph shows the average net price by sector and year.

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    Housing & Living

    The median property value in Sioux County, IA was $250,100 in 2024, which is 0.752 times smaller than the national average of $332,700. Between 2023 and 2024 the median property value increased from $235,600 to $250,100, a 6.15% increase. The homeownership rate in Sioux County, IA is 76.1%, which is higher than the national average of 65.2%.

    People in Sioux County, IA have an average commute time of 13.5 minutes, and they drove alone to work. Car ownership in Sioux County, IA is approximately the same as the national average, with an average of 2 cars per household.

    In 2025, 8.22% of the population was living with severe housing problems in Sioux County, IA. From 2014 to 2025, the indicator grew 0.0214%.

    Housing

    Property

    $250,100
    Median Property Value 2024
    ±$9,233
    $9,661
    Median Property Taxes
    ±$541

    The following chart display owner-occupied housing units distributed between a series of property tax buckets compared to the national averages for each bucket. In Sioux County, IA the largest share of households pay taxes in the $3k+ range.

    The chart underneath the paragraph shows the property taxes in Sioux County, IA compared to it's parent and neighbor geographies.

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    Rent vs Own

    76.1%
    Homeownership
    2024
    67.5%
    Homeowners with Mortgage
    2024

    In 2024, 76.1% of the housing units in Sioux County, IA were occupied by their owner. This percentage declined from the previous year's rate of 77.8%.

    This chart shows the percentage of owner in Sioux County, IA compared it's parent and neighboring geographies.

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    Equity

    Household Income

    Please note that the buckets used in this visualization were not evenly distributed by ACS when publishing the data.
    $86,098
    Median Household Income
    ± $7,089
    12.7k
    Number of Households
    ± 682

    In 2024, the median household income of the 12.7k households in Sioux County, IA grew to $86,098 from the previous year's value of $84,736.

    The following chart displays the households in Sioux County, IA distributed between a series of income buckets compared to the national averages for each bucket. The largest share of households have an income in the $75k - $100k range.

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    Wage Distribution

    The closest comparable wage GINI for Sioux County, IA is from Iowa.
    0.435
    2024 Wage GINI in Iowa
    0.441
    2023 Wage GINI in Iowa

    In 2024, the income inequality in Iowa was 0.435 according to the GINI calculation of the wage distribution. Income inequality had a 1.29% decline from 2023 to 2024, which means that wage distribution grew somewhat more even. The GINI for Iowa was lower than than the national average of 0.474. In other words, wages are distributed more evenly in Iowa in comparison to the national average.

    This chart shows the number of workers in Iowa across various wage buckets compared to the national average.

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    Transportation

    Commuter Transportation

    Most Common Commute in 2024
    1. Drove Alone (76%)
    2. Worked At Home (12.8%)
    3. Carpooled (5.99%)

    In 2024, 76% of workers in Sioux County, IA drove alone to work, followed by those who worked at home (12.8%) and those who carpooled to work (5.99%).

    The following chart shows the number of households using each mode of transportation over time, using a logarithmic scale on the y-axis to help better show variations in the smaller means of commuting.

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    Commute Time

    13.5 minutes
    Average Travel Time

    Using averages, employees in Sioux County, IA have a shorter commute time (13.5 minutes) than the normal US worker (26.4 minutes). Additionally, 1.27% of the workforce in Sioux County, IA have "super commutes" in excess of 90 minutes.

    The chart below shows how the median household income in Sioux County, IA compares to that of it's neighboring and parent geographies.

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    Car Ownership

    2 cars
    Average Number

    The following chart displays the households in Sioux County, IA distributed between a series of car ownership buckets compared to the national averages for each bucket. The largest share of households in Sioux County, IA have 2 cars.

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    Poverty

    Severe Housing Problems

    In 2025, 8.22% of the population was living with severe housing problems in Sioux County, IA. From 2014 to 2025, the indicator grew 0.0214%.

    The graph shows the trend of the percentage of the population living with severe housing problems.

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    Poverty & Diversity

    6.67% of the population for whom poverty status is determined in Sioux County, IA (2.26k out of 33.9k people) live below the poverty line, a number that is lower than the national average of 12.5%. The largest demographic living in poverty are Females 18 - 24, followed by Males 18 - 24 and then Females 65 - 74.

    The most common racial or ethnic group living below the poverty line in Sioux County, IA is White, followed by Hispanic and Other.

    The Census Bureau uses a set of money income thresholds that vary by family size and composition to determine who classifies as impoverished. If a family's total income is less than the family's threshold than that family and every individual in it is considered to be living in poverty.

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    Children in Poverty

    In 2025, 6.4% of the children was living in poverty in Sioux County, IA. From 2014 to 2025, the indicator declined 3%.

    The graph shows the trend of the percentage of the children living in poverty.

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    Security

    Crimes & Accidents

    Indicator

    In 2022, the number of reported violent crimes offenses per 100,000 population was 42.7 in Sioux County, IA. From 2014 to 2022, the indicator declined 49.3% per 100,000 population.

    The graph shows the trend in the number of reported violent crimes offenses per 100,000 population.

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