Kendall County, IL — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
135,053
Male
67,399
49.9%
Female
67,654
50.1%
Median Age
36.0 yrs
Avg Household Size
3.0
Foreign Born
10.5%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher23.4%
High School or Higher38.5%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
3.0%
Disability
0.0%
Non-English Home
4.1%
Married
43.4%
Kendall County, IL has a population of 135,053 according to 2023 Census Bureau estimates. The median age is 36.0 years. The largest racial or ethnic group is White at 69.1% of the population. 23.4% of residents hold a bachelor's degree or higher. 10.5% of residents are foreign-born.