Rock Island County, Illinois Income Statistics
Rock Island 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.
-
C
Rock Island County Below average
Source: Map AI Methodology
Income Statistics Overview
| Metric | Rock Island County | Illinois Avg | US Average |
|---|---|---|---|
| Median Household Income | $67,544 | $84,042 | $80,455 |
| Median Personal Income | $53,280 | $64,565 | $60,758 |
| Average Yearly Income Growth | 3.8% | 4.5% | 4.8% |
| Six-Figure Earners | 9.1% | 15.0% | 13.9% |
| $200k+ Households | 6.0% | 13.8% | 13.2% |
The median household income in Rock Island County is about 20% lower than in Illinois. Income has been growing slower in Rock Island County (3.8%/yr) than in Illinois (4.5%/yr).
About 9% of adults in Rock Island 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 Rock Island County, Illinois grew by 48.1% from 2009 to 2024, reaching $67,544 in 2024. That's an average of about 3.8% per year.
Income Inequality and the Gender Pay Gap in Rock Island County
| Metric | Rock Island County | Illinois Avg | US Average |
|---|---|---|---|
| Gini Coefficient | 0.524 | 0.547 | 0.552 |
| Male Median Income | $62,597 | $73,933 | $69,667 |
| Female Median Income | $49,719 | $60,067 | $56,850 |
| Gender Pay Gap | 20.6% | 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 Rock Island County, it is 0.524, 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 26% more than women's income in Rock Island County, Illinois. Over a 35-year career, a 26% wage gap accumulates to roughly $450,730 in unearned income for female workers in the area.
Income by Sex Over Time
Since 2009, the income gap between men and women in Rock Island County, Illinois has narrowed from about 25% to 21% in 2024. Over that period the gap was widest at 27% in 2015. In dollar terms, the gap has widened by $1,818 since 2009.
Employment
| Metric | Rock Island County | Illinois Avg | US Average |
|---|---|---|---|
| Unemployment Rate | 5.6% | 5.8% | 5.2% |
| Working from Home | 8.6% | 15.9% | 15.0% |
| Commute time (minutes) | 17 | 23 | 22 |
Approximately 3,906 people are unemployed in Rock Island County, Illinois.
The average commute time in Rock Island County is 17 minutes, shorter than the 23 minutes in Illinois.
Unemployment Rate Over Time
Since 2011, the unemployment rate in Rock Island County, Illinois has fallen from 7.7% to 5.6% in 2024. Over that period the rate peaked at 8.2% in 2013.
Rock Island County, IL Wealth Compared With Nearby Counties
Rock Island County, IL is the 2nd largest of the 6 counties compared here, 142,693 residents against a local median of 46,268. Where Rock Island County, IL breaks from the counties next to it is unemployment, sitting 66% above the local median of 3.4% at 5.6%. That is the weaker end of the local range on this measure.
The counties themselves spread 1.7% on unemployment, so Rock Island County, IL sits at one end of an already wide local range rather than apart from it. Rock Island County, IL has the 6th 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. |
|---|---|---|---|---|---|
| Rock Island County, IL | 142,693 | $67,544 #6/6 | 3.8%/yr #3/6 | 5.6% #6/6 | 0.524 #6/6 |
| Scott County, IA | 174,608 | $78,775 | 4.2%/yr | 3.6% | 0.522 |
| Mercer County, IL | 15,495 | $74,025 | 3.8%/yr | 3.1% | 0.508 |
| Clinton County, IA | 46,268 | $68,145 | 4.0%/yr | 3.4% | 0.516 |
| Henry County, IL | 48,639 | $71,913 | 3.4%/yr | 4.8% | 0.517 |
| Muscatine County, IA | 42,559 | $69,993 | 2.8%/yr | 3.2% | 0.503 |
Conclusion
Considering all these factors, Rock Island County, Illinois has an overall wealth index grade of C, making it about on par with Illinois, and about on par with the country as a whole.
Frequently Asked Questions
Common questions about income and wealth in Rock Island County, Illinois.
How Rich Is Rock Island County, Illinois?
Rock Island County has a wealth index grade of C. The wealth index grades areas from A+ (best) to F- by combining income levels, employment rates, and income inequality; a C grade means residents are close to the U.S. average. The median household income is $67,544, about 20% lower than the Illinois average of $84,042.
How fast is household income rising in Rock Island County, Illinois?
Between 2009 and 2024, the median household income in Rock Island County, Illinois rose 48%, from $45,610 to $67,544. Over the same years, income here lagged behind Illinois as a whole: +48% against +52%.
What was the median household income in Rock Island County in 2023?
In 2023, the median household income in Rock Island County, Illinois was $67,875, up 5% from $64,591 in 2022. The Illinois median that year was $82,182.
What was the median household income in Rock Island County in 2020?
In 2020, the median household income in Rock Island County, Illinois was $56,734. By 2024 it had risen 19% to $67,544.
What is the Gini coefficient in Rock Island County, Illinois?
The Gini coefficient in Rock Island County is 0.524. 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 Rock Island County, Illinois?
Since 2009, the income gap between men and women in Rock Island County, Illinois has narrowed from about 25% to 21% in 2024. Over that period the gap was widest at 27% in 2015. In dollar terms, the gap has widened by $1,818 since 2009.
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