Naperville, IL Census Data
Key demographic and economic indicators for Naperville, Illinois from the 2023 American Community Survey (ACS) 5-year estimates.
Updated: 2026-03-23 · Source: U.S. Census Bureau, ACS 2023
Population
149,424
49.6% male · 50.4% female
Median Age
40.1
1.4 above the national average (38.7 yrs)
Median Household Income
$150,937
72,399.0 above the national average ($78,538)
Bachelor's Degree or Higher
71.7%
36.7 above the national average (35.0%)
HS diploma or higher: 97.2%
Poverty Rate
4.4%
8.0 below the national average (12.4%)
Uninsured: 2.5%
Broadband Access
98.6%
8.9 above the national average (89.7%)
Median Home Value
$509,900
Median rent: $1,852 · 74% owner-occupied
Unemployment Rate
4.2%
Labor force participation: 65.4%
Demographics
Race & Ethnicity
Age Distribution
Commute to Work
Naperville, IL Frequently Asked Questions
What is the population of Naperville, IL?
The population of Naperville, IL is 149,424 according to the 2023 American Community Survey 5-year estimates. The median age is 40.1 years.
What is the median household income in Naperville?
The median household income in Naperville, IL is $150,937, above the national average of $78,538. Per capita income is $76,983.
What is the poverty rate in Naperville?
The poverty rate in Naperville, IL is 4.4%, compared to the national average of 12.4%. About 2.5% of residents lack health insurance.
What percentage of Naperville residents have a college degree?
71.7% of adults (25+) in Naperville hold a bachelor's degree or higher, and 97.2% have at least a high school diploma. The national average for bachelor's degree holders is 35.0%.
What is the median home value in Naperville?
The median home value in Naperville, IL is $509,900. Median rent is $1,852 per month, with 74% of housing units owner-occupied.
What is the racial makeup of Naperville?
Naperville's population is 64.5% White, 4.4% Black, 7.4% Hispanic or Latino, and 21.8% Asian (source: 2023 ACS).