Kendall County, Illinois Income Statistics
Kendall 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.
-
A
Kendall County Above averageWealthiest county in Illinois
Source: Map AI Methodology
Income Statistics Overview
| Metric | Kendall County | Illinois Avg | US Average |
|---|---|---|---|
| Median Household Income | $110,609 | $84,042 | $80,455 |
| Median Personal Income | $68,480 | $64,565 | $60,758 |
| Average Yearly Income Growth | 3.3% | 4.5% | 4.8% |
| Six-Figure Earners | 15.3% | 15.0% | 13.9% |
| $200k+ Households | 16.4% | 13.8% | 13.2% |
The median household income in Kendall County is about 32% higher than in Illinois. Income has been growing slower in Kendall County (3.3%/yr) than in Illinois (4.5%/yr).
About 15% of adults in Kendall County earn six figures ($100,000 or more) a year, about the same as the Illinois average of 15%.
Median Household Income 2009–2024 Trend
Median Household Income Over Time
Median household income in Kendall County, Illinois grew by 39.1% from 2009 to 2024, reaching $110,609 in 2024. That's an average of about 3.3% per year.
Income Inequality and the Gender Pay Gap in Kendall County
| Metric | Kendall County | Illinois Avg | US Average |
|---|---|---|---|
| Gini Coefficient | 0.518 | 0.547 | 0.552 |
| Male Median Income | $76,769 | $73,933 | $69,667 |
| Female Median Income | $62,301 | $60,067 | $56,850 |
| Gender Pay Gap | 18.8% | 18.8% | 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 Kendall County, it is 0.518, lower than Illinois's 0.547, so income is more 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 23% more than women's income in Kendall County, Illinois. Over a 35-year career, a 23% wage gap accumulates to roughly $506,380 in unearned income for female workers in the area.
Income by Sex Over Time
Since 2009, the income gap between men and women in Kendall County, Illinois has narrowed from about 34% to 19% in 2024. Over that period the gap was narrowest at 18% in 2016. In dollar terms, the gap has narrowed by $7,352 since 2009.
Employment
| Metric | Kendall County | Illinois Avg | US Average |
|---|---|---|---|
| Unemployment Rate | 4.3% | 5.8% | 5.2% |
| Working from Home | 14.7% | 15.9% | 15.0% |
| Commute time (minutes) | 30 | 23 | 22 |
Approximately 3,309 people are unemployed in Kendall County, Illinois.
The average commute time in Kendall County is 30 minutes, longer than the 23 minutes in Illinois.
Unemployment Rate Over Time
Since 2011, the unemployment rate in Kendall County, Illinois has fallen from 7.0% to 4.3% in 2024. Over that period the rate peaked at 8.0% in 2013 and fell as low as 3.6% in 2023.
Kendall County, IL Wealth Compared With Nearby Counties
Kendall County, IL is the 4th largest of the 6 counties compared here, 137,674 residents against a local median of 517,214. Where Kendall County, IL breaks from the counties next to it is income growth, sitting 20% below the local median of 4.2%/yr at 3.3%/yr. That is the weaker end of the local range on this measure.
The counties themselves spread 1.6%/yr on income growth, so Kendall County, IL sits at one end of an already wide local range rather than apart from it. Kendall County, IL has the 5th highest income growth 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. |
|---|---|---|---|---|---|
| Kendall County, IL | 137,674 | $110,609 #2/6 | 3.3%/yr #5/6 | 4.3% #1/6 | 0.518 #1/6 |
| Grundy County, IL | 53,223 | $92,779 | 4.2%/yr | 4.6% | 0.519 |
| Kane County, IL | 517,214 | $103,524 | 4.6%/yr | 4.8% | 0.535 |
| DuPage County, IL | 929,812 | $112,172 | 4.0%/yr | 4.9% | 0.533 |
| DeKalb County, IL | 100,702 | $71,059 | 3.0%/yr | 6.8% | 0.551 |
| Will County, IL | 701,595 | $109,769 | 4.4%/yr | 4.9% | 0.538 |
Conclusion
Considering all these factors, Kendall County, Illinois has an overall wealth index grade of A, making it somewhat better than Illinois, and notably better than the country as a whole.
Frequently Asked Questions
Common questions about income and wealth in Kendall County, Illinois.
How Rich Is Kendall County, Illinois?
Kendall County has a wealth index grade of A. The wealth index grades areas from A+ (best) to F- by combining income levels, employment rates, and income inequality; an A grade means residents are much better off than the U.S. average. The median household income is $110,609, about 32% higher than the Illinois average of $84,042.
How fast is household income rising in Kendall County, Illinois?
Between 2009 and 2024, the median household income in Kendall County, Illinois rose 39%, from $79,508 to $110,609. Over the same years, income here lagged behind Illinois as a whole: +39% against +52%.
What was the median household income in Kendall County in 2023?
In 2023, the median household income in Kendall County, Illinois was $109,546, up 2% from $107,062 in 2022. The Illinois median that year was $82,182.
What was the median household income in Kendall County in 2020?
In 2020, the median household income in Kendall County, Illinois was $96,772. By 2024 it had risen 14% to $110,609.
How strong is the job market in Kendall County, Illinois?
Unemployment in Kendall County, Illinois is only 4.3%, well below the Illinois rate of 5.8%, a sign of a tight labor market where employers compete for workers.
What is the Gini coefficient in Kendall County, Illinois?
The Gini coefficient in Kendall County is 0.518. 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 Kendall County, Illinois?
Since 2009, the income gap between men and women in Kendall County, Illinois has narrowed from about 34% to 19% in 2024. Over that period the gap was narrowest at 18% in 2016. In dollar terms, the gap has narrowed by $7,352 since 2009.
Analyze any area in the US
Get local demographics for any address, aggregated by drive time or radius, on the interactive map.
Explore the map →