North Sioux City, South Dakota Demographics & Population 2026
During the 2020–2024 ACS period, North Sioux City, South Dakota had a total population of 3,045, the 25th largest city in South Dakota, with a median household income of $71,908, which is 4% lower than the state average. The poverty rate is 11.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
North Sioux City Quick Facts
How North 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 | 3,018 | 3,045 | +0.9% |
| Median household income | $76,481 | $71,908 | -6.0% |
| Median home value | $234,500 | $269,800 | +15.1% |
How North 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 less diverse community where one racial or ethnic group represents a large majority.
State average: 35 | National average: 61
Education
Educational Attainment (Adults 25+)
North Sioux City Rankings in South Dakota
Explore South Dakota Rankings
Other Cities in Union County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Dakota Dunes | 3,936 | $136,125 | 2.4% | $565,600 |
| Elk Point | 2,537 | $90,473 | 8.5% | $248,500 |
| Alcester | 989 | $57,000 | 12.4% | $125,800 |
| Jefferson | 554 | $82,888 | 4.9% | $179,400 |
| Richland | 107 | $130,417 | 0.0% | $208,300 |
Cities Similar to North Sioux City
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lead | 3,006 | $73,047 | $189,400 | 20.5% | 7.5% |
| Blackhawk | 2,934 | $71,993 | $273,300 | 16.4% | 1.8% |
| Mobridge | 2,932 | $65,357 | $136,800 | 29.4% | 18.3% |
| Canton | 3,033 | $60,850 | $191,400 | 16.9% | 8.1% |
| Hot Springs | 3,548 | $66,338 | $202,600 | 28.9% | 21.1% |
Population Overview
North Sioux City is a small community located in South Dakota, within Union County. The total population is 3,045. It ranks as the 25th most populous out of 439 Census-designated places in South Dakota.
Age Demographics
The median age in North Sioux City is 36.6 years. This is 4% lower than the state median of 38.0 years.
Economy, Income & Housing
The median household income in North Sioux City is $71,908. This is 4% lower than the state median of $75,081. It is also 11% lower than the national median of $80,734. The poverty rate stands at 11.0%. This is 8% lower than the state poverty rate of 11.9%. The unemployment rate is 5.1%. This is 73% higher than the state rate of 2.9%. The median home value is $269,800. Housing costs are 5% higher than the state median of $257,400. The home-value-to-income ratio is 3.8x. 49.5% of occupied housing units are owner-occupied. This homeownership rate is 28% lower than the state average of 68.6%.
Race & Ethnicity
The largest racial or ethnic group in North Sioux City is White (non-Hispanic), making up 79.3% of the population. Hispanic or Latino residents account for 7.0%. The Black or African American population is significantly higher than the state average (4.5% vs 2.1%). The Asian population is significantly higher than the state average (3.1% vs 1.4%).
Education
25.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 19% lower than the state rate of 31.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 93.9%.
Data Sources & Methodology
All demographic data for North Sioux City, South Dakota 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 South Dakota state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 439 Census-designated places in South Dakota. 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 North Sioux City, South Dakota?
North Sioux City, South Dakota has a population of 3,045 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in North Sioux City, SD?
The median household income in North Sioux City is $71,908, which is 11% lower than the national median of $80,734.
What is the poverty rate in North Sioux City, SD?
The poverty rate in North Sioux City is 11.0%. This means approximately 334 residents live below the federal poverty line.
What is the racial makeup of North Sioux City, South Dakota?
North Sioux City's population is 79.3% White, 4.5% Black, 7.0% Hispanic/Latino, and 3.1% Asian.
What is the median home value in North Sioux City, SD?
The median home value in North Sioux City is $269,800. The home-value-to-income ratio is 3.8x.
How educated is North Sioux City, South Dakota?
25.8% of adults (25+) in North Sioux City hold a bachelor's degree or higher, and 12.9% hold a graduate or professional degree.