Naperville, Illinois Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Naperville, Illinois is 149,424 as of the 2023 American Community Survey, making it the 4th-largest city in Illinois. The median household income is $150,937, the median home value is $509,900, and the median age is 40.1.
The population has grown 7.5% since 2010 (142,402 → 153,124).
149,424
Population
3797
People / sq mi
$150,937
Median Income
$509,900
Median Home Value
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Naperville covers 39.4 sq mi of land at 3797 people per square mile.
About Naperville, IL
Educational attainment is the headline number in Naperville: 71.7% of adults 25 and older have a four-year degree. With 149,424 residents, Naperville is a city in Illinois. That makes it one of the ten largest cities in Illinois in the country, at #4 by population.
Earnings sit at the high end: a median household income of $150,937, above the US median of $78,538. Poverty is relatively low for US cities at 3.0%, below the national 12.4%. The median home value is $509,900, with typical rent around $1,852.
The population is unusually well-credentialed for US cities — 71.7% of adults have a four-year degree, above the national 35.0%. Remote work is widespread — 27.3% of workers stay home, above the national 14.0%, and the average commute runs about 31 minutes each way.
The education numbers are the throughline: a college-heavy population in Naperville usually coincides with higher incomes and a workforce concentrated in professional and information industries.
Naperville city Population History (2010-2024)
The city of Naperville city had a population of 142,402 in 2010 and 153,124 in 2024, a 7.5% growth over 14 years. The peak was 153,124 in 2024. Average annual growth rate: 0.52%.
153,124
Population (2024)
142,402
Population (2010)
153,124
Peak (2024)
0.52%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 142,402 |
| 2011 | 143,205 |
| 2012 | 144,017 |
| 2013 | 144,892 |
| 2014 | 146,193 |
| 2015 | 146,975 |
| 2016 | 147,192 |
| 2017 | 147,619 |
| 2018 | 148,090 |
| 2019 | 148,449 |
| 2020 | 149,434 |
| 2021 | 149,535 |
| 2022 | 150,355 |
| 2023 | 151,166 |
| 2024 | 153,124 |
Race & Ethnicity
| White | 64.5% |
| Black or African American | 4.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.6% |
| Two or More Races | 0.0% |
Economy & Income
$150,937
Median Household Income
$71,011
Per Capita Income
3.0%
Poverty Rate
2.9%
Unemployment Rate
Housing
$509,900
Median Home Value
$1,852
Median Rent
74.3%
Owner-Occupied
Education
97.2%
High School+
71.7%
Bachelor's+
Commute
6.2%
Drive Alone
58.9%
Public Transit
27.3%
Work From Home
31.4 min
Avg Commute
Community Profile
22.6%
Foreign Born
72.8%
Non-English at Home
3.1%
Veterans
7.1%
With Disability
97.5%
Health Insurance
98.6%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 23.0% |
| Finance, Insurance & Real Estate | 20.2% |
| Information | 10.8% |
| Manufacturing | 10.3% |
| Education, Health Care & Social Services | 7.2% |
| Retail Trade | 5.3% |
| Arts, Entertainment & Food Services | 3.9% |
| Construction | 3.0% |
| Public Administration | 2.5% |
| Transportation & Warehousing | 2.3% |
| Agriculture & Mining | 0.2% |
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City rankings
Common questions about Naperville, IL
Frequently Asked Questions
Naperville, Illinois has a population of 149,424 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 4th-largest city in Illinois.
The median household income in Naperville, Illinois is $150,937, with 3.0% of residents living below the federal poverty level.
The median home value in Naperville, Illinois is $509,900, with median monthly rent at $1,852 and a homeownership rate of 74.3%.
The median age in Naperville, Illinois is 40.1 years. The population is 49.6% male and 50.4% female.
The population has grown 7.5% since 2010 (142,402 → 153,124).
Where to stay in Naperville
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.