Sioux County, Iowa Income Statistics
Sioux County Wealth Score
The wealth index reflects the overall economic prosperity and financial well-being of a county's residents based on income levels, employment rates, and income inequality metrics.
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B
Sioux County Around averageWealthier than 83% of counties in Iowa
Source: Map AI Methodology
Income Statistics Overview
| Metric | Sioux County | Iowa Avg | US Average |
|---|---|---|---|
| Median Household Income | $88,224 | $75,133 | $80,455 |
| Median Personal Income | $56,773 | $57,332 | $60,758 |
| Average Yearly Income Growth | 4.2% | 4.0% | 4.8% |
| Six-Figure Earners | 9.7% | 10.5% | 13.9% |
| $200k+ Households | 10.0% | 8.6% | 13.2% |
The median household income in Sioux County is about 17% higher than in Iowa. Income has been growing faster in Sioux County (4.2%/yr) than in Iowa (4.0%/yr).
About 10% of adults in Sioux County earn six figures ($100,000 or more) a year, lower than the Iowa average of 11%.
Median Household Income 2010–2024 Trend
Median Household Income Over Time
Median household income in Sioux County, Iowa grew by 70.8% from 2010 to 2024, reaching $88,224 in 2024. That's an average of about 4.2% per year.
Income Inequality and the Gender Pay Gap in Sioux County
| Metric | Sioux County | Iowa Avg | US Average |
|---|---|---|---|
| Gini Coefficient | 0.527 | 0.510 | 0.552 |
| Male Median Income | $66,327 | $66,524 | $69,667 |
| Female Median Income | $49,636 | $52,524 | $56,850 |
| Gender Pay Gap | 25.2% | 21.0% | 18.4% |
The Gini coefficient measures how evenly income is shared between richer and poorer households, from 0 (everyone earns the same) to 1 (one household earns nearly everything). The lower the number, the more equally income is distributed. In Sioux County, it is 0.527, higher than Iowa's 0.510, so income is less evenly distributed here than there, and lower than the US's 0.552, so income is more evenly distributed here than there.
Men's income is about 34% more than women's income in Sioux County, Iowa. Over a 35-year career, a 34% wage gap accumulates to roughly $584,185 in unearned income for female workers in the area.
Income by Sex Over Time
Since 2009, the income gap between men and women in Sioux County, Iowa has narrowed from about 36% to 25% in 2024. Over that period the gap was widest at 37% in 2016, and was narrowest at 25% in 2022. In dollar terms, the gap has widened by $54 since 2009.
Employment
| Metric | Sioux County | Iowa Avg | US Average |
|---|---|---|---|
| Unemployment Rate | 1.5% | 3.6% | 5.2% |
| Working from Home | 12.8% | 11.3% | 15.0% |
| Commute time (minutes) | 10 | 16 | 22 |
Approximately 295 people are unemployed in Sioux County, Iowa.
The average commute time in Sioux County is 10 minutes, shorter than the 16 minutes in Iowa.
Unemployment Rate Over Time
Since 2011, the unemployment rate in Sioux County, Iowa has fallen from 2.4% to 1.5% in 2024. Over that period the rate peaked at 2.7% in 2019.
Sioux County, IA Wealth Compared With Nearby Counties
Sioux County, IA is the 2nd largest of the 6 counties compared here, 36,212 residents against a local median of 17,081. Sioux County, IA's unemployment, at 1.5%, runs 31% below the 2.2% typical of the counties around it. That is the better end of the local range on this measure.
Income growth tells the same story from another angle: 4.2%/yr against a local median of 3.4%/yr, 25% above it. Every measure here with a clear better direction points the same way, so Sioux County, IA is not trading one advantage for another, it reads stronger than its neighbours across the board. The counties themselves spread 1.9% on unemployment, so Sioux County, IA sits at one end of an already wide local range rather than apart from it. Sioux County, IA has the 2nd lowest unemployment of the 6 areas compared here.
| Area | Population | Median household income | Income growthAverage yearly change in median household income since 2016. Each year is measured in its own dollars, so this is growth before inflation. | Unemployment | Income inequalityGini coefficient: 0 would mean every household earns the same, 1 that a single household earns everything. The lower the number, the more equally income is shared here. |
|---|---|---|---|---|---|
| Sioux County, IA | 36,212 | $88,224 #3/6 | 4.2%/yr #2/6 | 1.5% #2/6 | 0.527 #6/6 |
| Lyon County, IA | 12,162 | $76,339 | 3.1%/yr | 2.3% | 0.507 |
| Plymouth County, IA | 25,747 | $83,321 | 4.1%/yr | 2.2% | 0.476 |
| Union County, SD | 17,081 | $89,958 | 4.3%/yr | 2.9% | 0.497 |
| O'Brien County, IA | 14,126 | $69,653 | 3.4%/yr | 1.0% | 0.492 |
| Lincoln County, SD | 70,639 | $98,826 | 3.0%/yr | 1.7% | 0.477 |
Conclusion
Considering all these factors, Sioux County, Iowa has an overall wealth index grade of B, making it somewhat better than Iowa, and somewhat better than the country as a whole.
Frequently Asked Questions
Common questions about income and wealth in Sioux County, Iowa.
How Rich Is Sioux County, Iowa?
Sioux County has a wealth index grade of B. The wealth index grades areas from A+ (best) to F- by combining income levels, employment rates, and income inequality; a B grade means residents are quite well off compared to the U.S. average. The median household income is $88,224, about 17% higher than the Iowa average of $75,133.
Are incomes growing in Sioux County, Iowa?
Between 2010 and 2024, the median household income in Sioux County, Iowa rose 71%, from $51,661 to $88,224. Over the same years, income here outpaced Iowa as a whole: +71% against +54%.
What was the median household income in Sioux County in 2023?
In 2023, the median household income in Sioux County, Iowa was $86,381, up 7% from $80,811 in 2022. The Iowa median that year was $73,347.
What was the median household income in Sioux County in 2020?
In 2020, the median household income in Sioux County, Iowa was $73,318. By 2024 it had risen 20% to $88,224.
Is unemployment high in Sioux County, Iowa?
Unemployment in Sioux County, Iowa is only 1.5%, well below the Iowa rate of 3.6%, a sign of a tight labor market where employers compete for workers.
What is the Gini coefficient in Sioux County, Iowa?
The Gini coefficient in Sioux County is 0.527. It measures income inequality on a scale from 0 (everyone earns the same) to 1 (one household earns everything). That is lower than the US average of 0.552, so income is distributed more equally than in the country overall.
How has the income gap between men and women changed in Sioux County, Iowa?
Since 2009, the income gap between men and women in Sioux County, Iowa has narrowed from about 36% to 25% in 2024. Over that period the gap was widest at 37% in 2016, and was narrowest at 25% in 2022. In dollar terms, the gap has widened by $54 since 2009.
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