Joliet IL vs Naperville IL — Cost of Living, Crime & Income Comparison 2026

Updated May 2026 · Source: US Census ACS 5-Year (2023), FBI CDE (2023), BLS OEWS (2024)

Joliet, IL

Illinois · Population: 149,785

  • Median HH Income$88,026
  • Median Home Price$264,637
  • Unemployment5.8%
  • Bachelor's+25.0%

Naperville, IL

Illinois · Population: 149,424

  • Median HH Income$150,937
  • Median Home Price$618,452
  • Unemployment4.2%
  • Bachelor's+71.7%

Detailed Comparison

Demographics

Population
Joliet
149,785
Joliet +
Naperville
149,424
Pop. Density / sq mi
Lower = more space
Joliet
N/A
Naperville
N/A
Median Age
Joliet
35.3
Joliet +
Naperville
40.1
Foreign Born
Joliet
15.2%
Naperville
22.6%
Naperville +
White
Joliet
52.7%
Naperville
64.5%
Naperville +
Black
Joliet
17.0%
Joliet +
Naperville
4.4%
Asian
Joliet
2.1%
Naperville
21.8%
Naperville +
Hispanic
Joliet
34.7%
Joliet +
Naperville
7.4%
Spanish at Home
Joliet
N/A
Naperville
N/A

Economy

Median HH Income
Joliet
$88,026
Naperville
$150,937
Naperville +
Per Capita Income
Joliet
$35,820
Naperville
$71,011
Naperville +
Per Capita Personal Income (MSA)
BEA MSA-level
Joliet
$68,110
Naperville
$68,110
Tie
Unemployment Rate
Joliet
5.8%
Naperville
4.2%
Naperville +
Poverty Rate
Joliet
11.0%
Naperville
4.4%
Naperville +
Bachelor's Degree+
Joliet
25.0%
Naperville
71.7%
Naperville +

Housing

Median Home Value
Zillow ZHVI / Census ACS
Joliet
$264,637
Joliet +
Naperville
$618,452
Homeownership Rate
Joliet
73.1%
Naperville
74.3%
Naperville +

Safety

Violent Crime / 100K
FBI CDE (state-level est.)
Joliet
344
Naperville
344
Tie
Property Crime / 100K
FBI CDE (state-level est.)
Joliet
1842
Naperville
1842
Tie

Health

Obesity Rate
CDC PLACES
Joliet
41.9%
Naperville
27.9%
Naperville +
Diabetes Rate
CDC PLACES
Joliet
11.7%
Naperville
8.7%
Naperville +
Poor Mental Health
CDC PLACES — 14+ days/month
Joliet
17.7%
Naperville
12.3%
Naperville +
No Health Insurance
CDC PLACES
Joliet
13.9%
Naperville
4.6%
Naperville +
Binge Drinking
CDC PLACES
Joliet
19.1%
Naperville
16.7%
Naperville +
Current Smokers
CDC PLACES
Joliet
14.0%
Naperville
7.4%
Naperville +

Climate

Avg Annual Temp
NOAA 1991–2020 normal
Joliet
50.6°F
Naperville
N/A
Annual Precipitation
NOAA 1991–2020 normal
Joliet
36.8 in
Naperville
N/A

Air Quality

PM2.5 Annual Avg
EPA AQS (state-level est.)
Joliet
9.4 µg/m³
Naperville
9.4 µg/m³
Tie
Good Air Days
AQI ≤ 50
Joliet
55.0%
Naperville
55.0%
Tie

Commute

Mean Commute Time
Census ACS
Joliet
31.7 min
Joliet +
Naperville
33.8 min

Which City is Right for You?

Naperville leads in median household income at $150,937, while joliet offers more affordable housing with a median home price of $264,637. On public safety, Naperville is safer with a violent crime rate of 344 per 100,000 residents, compared to 344 in Joliet. Naperville has a lower unemployment rate at 4.2%, and Naperville has cleaner air (PM2.5 avg 9.4 µg/m³). For overall health outcomes, Naperville scores better with a lower obesity rate of 27.9%.

Compare More Cities

About Joliet & Naperville