Joliet IL vs Wilmington DE — 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%

Wilmington, DE

Delaware · Population: 71,124

  • Median HH Income$55,269
  • Median Home Price$327,117
  • Unemployment7.6%
  • Bachelor's+33.1%

Detailed Comparison

Demographics

Population
Joliet
149,785
Joliet +
Wilmington
71,124
Pop. Density / sq mi
Lower = more space
Joliet
N/A
Wilmington
N/A
Median Age
Joliet
35.3
Joliet +
Wilmington
37.0
Foreign Born
Joliet
15.2%
Joliet +
Wilmington
8.3%
White
Joliet
52.7%
Joliet +
Wilmington
32.4%
Black
Joliet
17.0%
Wilmington
52.3%
Wilmington +
Asian
Joliet
2.1%
Joliet +
Wilmington
1.6%
Hispanic
Joliet
34.7%
Joliet +
Wilmington
11.8%
Spanish at Home
Joliet
N/A
Wilmington
N/A

Economy

Median HH Income
Joliet
$88,026
Joliet +
Wilmington
$55,269
Per Capita Income
Joliet
$35,820
Wilmington
$38,786
Wilmington +
Per Capita Personal Income (MSA)
BEA MSA-level
Joliet
$68,110
Joliet +
Wilmington
$64,087
Unemployment Rate
Joliet
5.8%
Joliet +
Wilmington
7.6%
Poverty Rate
Joliet
11.0%
Joliet +
Wilmington
23.2%
Bachelor's Degree+
Joliet
25.0%
Wilmington
33.1%
Wilmington +

Housing

Median Home Value
Zillow ZHVI / Census ACS
Joliet
$264,637
Joliet +
Wilmington
$327,117
Homeownership Rate
Joliet
73.1%
Joliet +
Wilmington
46.0%

Safety

Violent Crime / 100K
FBI CDE (state-level est.)
Joliet
344
Joliet +
Wilmington
394
Property Crime / 100K
FBI CDE (state-level est.)
Joliet
1842
Joliet +
Wilmington
1991

Health

Obesity Rate
CDC PLACES
Joliet
41.9%
Wilmington
41.0%
Wilmington +
Diabetes Rate
CDC PLACES
Joliet
11.7%
Joliet +
Wilmington
16.0%
Poor Mental Health
CDC PLACES — 14+ days/month
Joliet
17.7%
Joliet +
Wilmington
18.4%
No Health Insurance
CDC PLACES
Joliet
13.9%
Wilmington
12.7%
Wilmington +
Binge Drinking
CDC PLACES
Joliet
19.1%
Wilmington
13.5%
Wilmington +
Current Smokers
CDC PLACES
Joliet
14.0%
Joliet +
Wilmington
16.4%

Climate

Avg Annual Temp
NOAA 1991–2020 normal
Joliet
50.6°F
Joliet +
Wilmington
54.4°F
Annual Precipitation
NOAA 1991–2020 normal
Joliet
36.8 in
Joliet +
Wilmington
49.3 in

Air Quality

PM2.5 Annual Avg
EPA AQS (state-level est.)
Joliet
9.4 µg/m³
Wilmington
8.8 µg/m³
Wilmington +
Good Air Days
AQI ≤ 50
Joliet
55.0%
Wilmington
75.0%
Wilmington +

Commute

Mean Commute Time
Census ACS
Joliet
31.7 min
Wilmington
25.0 min
Wilmington +

Which City is Right for You?

Joliet leads in median household income at $88,026, while joliet offers more affordable housing with a median home price of $264,637. On public safety, Joliet is safer with a violent crime rate of 344 per 100,000 residents, compared to 394 in Wilmington. Joliet has a lower unemployment rate at 5.8%, and Wilmington has cleaner air (PM2.5 avg 8.8 µg/m³). For overall health outcomes, Wilmington scores better with a lower obesity rate of 41.0%.

Compare More Cities

About Joliet & Wilmington