Kane County, Illinois Demographics 2026

Population Overview

Kane County is located in Illinois with a total population of 516,097. It is the 5th most populous county out of 102 in Illinois.

Age Demographics

The median age in Kane County is 38.6 years. This is about average than the state median of 38.9 years.

Economy, Income & Housing

The median household income in Kane County is $100,678. This is 23% higher than the state median of $81,702. Compared to the national median of $78,538, household income here is 28% higher. The poverty rate stands at 8.3%. This is 30% lower than the state poverty rate of 11.7%. The unemployment rate is 5.0%. This is 14% lower than the state rate of 5.8%. The median home value is $303,000. Housing costs are 21% higher than the state median of $250,500. The home-value-to-income ratio is 3.0x. 75.7% of occupied housing units are owner-occupied. This homeownership rate is 13% higher than the state average of 66.8%.

Race & Ethnicity

The largest racial or ethnic group in Kane County is White (non-Hispanic), making up 54.7% of the population. Hispanic or Latino residents account for 33.1%. The Black or African American population (4.9%) is well below the state average of 13.6%. The Hispanic or Latino population is significantly higher than the state average (33.1% vs 18.5%).

Education

37.5% of residents aged 25 and older hold a bachelor's degree or higher. This places Kane County in the top 10% of all cities in the state for educational attainment. This is about average than the state rate of 37.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 87.0%.