Sioux City, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, Sioux City, Iowa had a total population of 86,101, the 4th largest city in Iowa, with a median household income of $68,906, which is 8% lower than the state average. The poverty rate is 15.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Sioux City is the 4th largest city in Iowa with a population of 86,101.
Sioux City Quick Facts
How Sioux City Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 85,651 | 86,101 | +0.5% |
| Median household income | $65,473 | $68,906 | +5.2% |
| Median home value | $162,600 | $173,600 | +6.8% |
How Sioux City Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 31 | National average: 61
Education
Educational Attainment (Adults 25+)
Sioux City Rankings in Iowa
Explore Iowa Rankings
Other Cities in Woodbury County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Sergeant Bluff | 5,171 | $123,481 | 9.5% | $298,500 |
| Moville | 1,670 | $96,016 | 3.4% | $218,800 |
| Sloan | 1,018 | $68,125 | 14.0% | $205,900 |
| Lawton | 790 | $86,875 | 2.9% | $254,200 |
| Correctionville | 761 | $50,192 | 15.2% | $84,700 |
| Anthon | 514 | $51,250 | 11.9% | $101,400 |
| Salix | 402 | $62,500 | 1.8% | $161,400 |
| Hornick | 340 | $85,938 | 6.0% | $113,300 |
| Bronson | 312 | $86,458 | 4.8% | $168,800 |
| Pierson | 302 | $75,000 | 7.3% | $74,000 |
Cities Similar to Sioux City
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Davenport | 100,913 | $66,200 | $166,400 | 29.9% | 15.2% |
| Iowa City | 75,752 | $58,546 | $285,900 | 60.5% | 26.3% |
| Ames | 67,669 | $60,991 | $277,400 | 65.8% | 25.4% |
| West Des Moines | 71,083 | $86,594 | $309,000 | 54.9% | 8.4% |
| Waterloo | 67,008 | $57,480 | $152,600 | 21.8% | 16.6% |
Population Overview
Sioux City is a mid-sized community located in Iowa, within Woodbury County. The total population is 86,101. It ranks as the 4th most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in Sioux City is 34.9 years. This is 10% lower than the state median of 38.6 years.
Economy, Income & Housing
The median household income in Sioux City is $68,906. This is 8% lower than the state median of $75,059. It is also 15% lower than the national median of $80,734. The poverty rate stands at 15.3%. This is 38% higher than the state poverty rate of 11.1%. The unemployment rate is 4.5%. This is 25% higher than the state rate of 3.6%. The median home value is $173,600. Housing costs are 17% lower than the state median of $208,000. With a home-value-to-income ratio of just 2.5x, Sioux City is one of the most affordable housing markets in the area. 65.3% of occupied housing units are owner-occupied. This homeownership rate is 9% lower than the state average of 71.7%.
Race & Ethnicity
The largest racial or ethnic group in Sioux City is White (non-Hispanic), making up 61.8% of the population. Hispanic or Latino residents account for 22.6%. The Black or African American population is significantly higher than the state average (5.9% vs 3.8%). The Hispanic or Latino population is significantly higher than the state average (22.6% vs 7.3%).
Education
22.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 27% lower than the state rate of 31.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 85.6%.
Data Sources & Methodology
All demographic data for Sioux City, Iowa is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Iowa state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,017 Census-designated places in Iowa. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Sioux City, Iowa?
Sioux City, Iowa has a population of 86,101 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Sioux City, IA?
The median household income in Sioux City is $68,906, which is 15% lower than the national median of $80,734.
What is the poverty rate in Sioux City, IA?
The poverty rate in Sioux City is 15.3%. This means approximately 12,748 residents live below the federal poverty line.
What is the racial makeup of Sioux City, Iowa?
Sioux City's population is 61.8% White, 5.9% Black, 22.6% Hispanic/Latino, and 2.4% Asian.
What is the median home value in Sioux City, IA?
The median home value in Sioux City is $173,600. The home-value-to-income ratio is 2.5x.
How educated is Sioux City, Iowa?
22.9% of adults (25+) in Sioux City hold a bachelor's degree or higher, and 8.0% hold a graduate or professional degree.