Knox County, Illinois Income Statistics
Knox 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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D
Knox County Well below averageLess wealthy than 90% of counties in Illinois
Source: Map AI Methodology
Income Statistics Overview
| Metric | Knox County | Illinois Avg | US Average |
|---|---|---|---|
| Median Household Income | $57,634 | $84,042 | $80,455 |
| Median Personal Income | $50,183 | $64,565 | $60,758 |
| Average Yearly Income Growth | 4.5% | 4.5% | 4.8% |
| Six-Figure Earners | 5.9% | 15.0% | 13.9% |
| $200k+ Households | 3.6% | 13.8% | 13.2% |
The median household income in Knox County is about 31% lower than in Illinois. Income has been growing faster in Knox County (4.5%/yr) than in Illinois (4.5%/yr).
About 6% of adults in Knox County earn six figures ($100,000 or more) a year, lower than the Illinois average of 15%.
Median Household Income 2009–2024 Trend
Median Household Income Over Time
Median household income in Knox County, Illinois grew by 48.8% from 2009 to 2024, reaching $57,634 in 2024. That's an average of about 4.5% per year.
Income Inequality and the Gender Pay Gap in Knox County
| Metric | Knox County | Illinois Avg | US Average |
|---|---|---|---|
| Gini Coefficient | 0.538 | 0.547 | 0.552 |
| Male Median Income | $58,797 | $73,933 | $69,667 |
| Female Median Income | $47,455 | $60,067 | $56,850 |
| Gender Pay Gap | 19.3% | 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 Knox County, it is 0.538, 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 24% more than women's income in Knox County, Illinois. Over a 35-year career, a 24% wage gap accumulates to roughly $396,970 in unearned income for female workers in the area.
Income by Sex Over Time
Since 2009, the income gap between men and women in Knox County, Illinois has narrowed from about 36% to 19% in 2024. Over that period the gap was widest at 38% in 2010, and was narrowest at 18% in 2022. In dollar terms, the gap has narrowed by $3,840 since 2009.
Employment
| Metric | Knox County | Illinois Avg | US Average |
|---|---|---|---|
| Unemployment Rate | 5.1% | 5.8% | 5.2% |
| Working from Home | 5.7% | 15.9% | 15.0% |
| Commute time (minutes) | 13 | 23 | 22 |
Approximately 1,135 people are unemployed in Knox County, Illinois.
The average commute time in Knox County is 13 minutes, shorter than the 23 minutes in Illinois.
Unemployment Rate Over Time
Since 2011, the unemployment rate in Knox County, Illinois has fallen from 8.9% to 5.1% in 2024. Over that period the rate peaked at 9.0% in 2013 and fell as low as 4.5% in 2023.
Knox County, IL Wealth Compared With Nearby Counties
Knox County, IL is the 2nd largest of the 6 counties compared here, 49,044 residents against a local median of 33,018. Where Knox County, IL breaks from the counties next to it is income growth, sitting 31% above the local median of 3.4%/yr at 4.5%/yr. That is the better end of the local range on this measure.
The counties themselves spread 3.1%/yr on income growth, so Knox County, IL sits at one end of an already wide local range rather than apart from it. Knox County, IL has the 2nd 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. |
|---|---|---|---|---|---|
| Knox County, IL | 49,044 | $57,634 #6/6 | 4.5%/yr #2/6 | 5.1% #4/6 | 0.538 #3/6 |
| Warren County, IL | 16,447 | $68,384 | 5.7%/yr | 3.6% | 0.538 |
| Henry County, IL | 48,639 | $71,913 | 3.4%/yr | 4.8% | 0.517 |
| Stark County, IL | 5,307 | $64,462 | 2.6%/yr | 2.3% | 0.517 |
| Fulton County, IL | 33,018 | $60,876 | 3.5%/yr | 6.7% | 0.542 |
| Peoria County, IL | 179,437 | $66,474 | 3.2%/yr | 6.2% | 0.549 |
Conclusion
Considering all these factors, Knox County, Illinois has an overall wealth index grade of D, making it somewhat worse than Illinois, and somewhat worse than the country as a whole.
Frequently Asked Questions
Common questions about income and wealth in Knox County, Illinois.
How Rich Is Knox County, Illinois?
Knox County has a wealth index grade of D. The wealth index grades areas from A+ (best) to F- by combining income levels, employment rates, and income inequality; a D grade means residents are somewhat worse off than the U.S. average. The median household income is $57,634, about 31% lower than the Illinois average of $84,042.
How has median household income changed in Knox County, Illinois?
Between 2009 and 2024, the median household income in Knox County, Illinois rose 49%, from $38,738 to $57,634. Over the same years, income here lagged behind Illinois as a whole: +49% against +52%.
What was the median household income in Knox County in 2023?
In 2023, the median household income in Knox County, Illinois was $53,823, up 7% from $50,218 in 2022. The Illinois median that year was $82,182.
What was the median household income in Knox County in 2020?
In 2020, the median household income in Knox County, Illinois was $44,509. By 2024 it had risen 29% to $57,634.
What is the Gini coefficient in Knox County, Illinois?
The Gini coefficient in Knox County is 0.538. 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 Knox County, Illinois?
Since 2009, the income gap between men and women in Knox County, Illinois has narrowed from about 36% to 19% in 2024. Over that period the gap was widest at 38% in 2010, and was narrowest at 18% in 2022. In dollar terms, the gap has narrowed by $3,840 since 2009.
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