Kane County, Illinois Demographics 2026
Kane County, Illinois has a population of 517,255, the 5th most populous county in Illinois. The median household income is $103,163 and the median home value is $327,000. The poverty rate is 7.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Kane County Quick Facts
How Kane County 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 | 516,097 | 517,255 | +0.2% |
| Median household income | $100,678 | $103,163 | +2.5% |
| Median home value | $303,000 | $327,000 | +7.9% |
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 diverse community with significant representation from multiple racial and ethnic groups.
State average: 61 | National average: 61
Education
Educational Attainment (Adults 25+)
Cities & Places in Kane County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Carpentersville | 37,346 | $86,917 | 10.3% | $234,100 |
| Algonquin | 30,067 | $134,525 | 4.1% | $351,000 |
| Huntley | 28,005 | $88,536 | 8.6% | $334,300 |
| South Elgin | 24,217 | $127,203 | 6.5% | $339,100 |
| Montgomery | 21,515 | $103,734 | 6.7% | $299,500 |
| Geneva | 21,258 | $144,341 | 3.8% | $441,400 |
| North Aurora | 18,696 | $114,305 | 6.3% | $342,100 |
| Pingree Grove | 10,914 | $114,294 | 1.2% | $320,800 |
| Campton Hills | 10,877 | $209,134 | 2.9% | $547,500 |
| Sugar Grove | 9,240 | $121,207 | 4.7% | $401,900 |
| Gilberts | 8,606 | $146,333 | 5.5% | $347,300 |
| Hampshire | 8,524 | $94,773 | 7.8% | $329,800 |
| West Dundee | 7,906 | $105,368 | 3.3% | $360,800 |
| Elburn | 6,354 | $127,731 | 5.4% | $389,300 |
| Sleepy Hollow | 3,161 | $149,813 | 4.7% | $382,800 |
| Prestbury | 2,045 | $165,486 | 1.9% | $362,700 |
| Maple Park | 1,573 | $107,045 | 7.0% | $288,400 |
| Big Rock | 1,548 | $162,854 | 3.2% | $337,900 |
| Lily Lake | 1,293 | $140,313 | 0.2% | $418,800 |
| Kaneville | 523 | $86,875 | 3.1% | $318,100 |
| Burlington | 425 | $84,219 | 10.1% | $296,200 |
| Virgil | 312 | $93,542 | 9.0% | $296,600 |
Explore Illinois Rankings
Population Overview
Kane County is located in Illinois with a total population of 517,255. It is the 5th most populous county out of 102 in Illinois. The county encompasses 22 Census-designated places.
Age Demographics
The median age in Kane County is 38.8 years. This is about the same as the state median of 39.0 years.
Economy, Income & Housing
The median household income in Kane County is $103,163. This is 24% higher than the state median of $83,390. It is also 28% higher than the national median of $80,734. The poverty rate stands at 7.9%. This is 33% lower than the state poverty rate of 11.8%. The unemployment rate is 4.8%. This is 18% lower than the state rate of 5.8%. The median home value is $327,000. Housing costs are 24% higher than the state median of $263,300. The home-value-to-income ratio is 3.2x. 76.0% of occupied housing units are owner-occupied. This homeownership rate is 13% higher than the state average of 67.1%.
Race & Ethnicity
The largest racial or ethnic group in Kane County is White (non-Hispanic), making up 54.0% of the population. Hispanic or Latino residents account for 33.4%. The Black or African American population (4.8%) is well below the state average of 13.3%. The Hispanic or Latino population is significantly higher than the state average (33.4% vs 18.8%).
Education
38.1% of residents aged 25 and older hold a bachelor's degree or higher. This places Kane County in the top 10% of all counties in the state for educational attainment. This is about the same as the state rate of 37.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 87.4%.
Data Sources & Methodology
All figures for Kane County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Illinois and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Kane County, Illinois?
Kane County has a population of 517,255, making it the 5th most populous county in Illinois.
What is the median income in Kane County?
The median household income in Kane County is $103,163 with a poverty rate of 7.9%.
How many cities are in Kane County, Illinois?
Kane County contains 22 Census-designated places.