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Illinois ZIP Codes
Saint Clair County
Belleville, IL
62221
62221 ZIP Code — Belleville, IL
Saint Clair County, Illinois
ZIP code 62221 is located in
Belleville ,
Illinois ,
within Saint Clair County .
It covers approximately 34.97 square miles and serves a population of
29,454 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 618 .
About ZIP code 62221
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $195,200. Owner-occupancy sits near the national average at 70%.
Median household income is $75,112.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 25 minutes is near the national average.
Educational attainment is near the national average, with 36% of residents holding a bachelor's degree or higher.
Notable community characteristics include a notable veteran presence at 15% of civilians, above the national average of 7%.
62221 ZIP code map
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Cities in ZIP code 62221
Below are the cities the US Postal Service accepts for ZIP code 62221. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
29,454
Population density
842 / sq mi
State FIPS
17
County FIPS
163
Geography
Land area
34.97 sq mi
Water area
0.29 sq mi
Latitude
38.5076
Longitude
-89.8998
Timezone
Central (CT)
Area code
618
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
36.1%
44.6%
37.2%
$50k – $100k
31.9%
29.6%
29.6%
$100k – $200k
26.6%
20.9%
24.4%
Over $200k
5.4%
4.9%
8.8%
Demographics & statistics
$75,112
Median household income
$195,200
Median home value
$1,054
Median monthly rent
36.1%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 6,784 23.0%
18 and over 22,670 77.0%
65 and over 4,519 15.3%
Median age 38.5 years
Race & ethnicity
Black or African American
26.1%
American Indian / Alaska Native
0.4%
Group Count %
White 17,882 58.2%
Black or African American 8,012 26.1%
Two or more races 2,188 7.1%
Hispanic or Latino 1,275 4.1%
Other race 745 2.4%
Asian 517 1.7%
American Indian / Alaska Native 110 0.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
36.1%
44.6%
37.2%
$50k – $100k
31.9%
29.6%
29.6%
$100k – $200k
26.6%
20.9%
24.4%
Over $200k
5.4%
4.9%
8.8%
Range % of households
Under $10k 5.7%
$10k–$15k 1.5%
$15k–$25k 6.2%
$25k–$35k 5.7%
$35k–$50k 10.9%
$50k–$75k 19.8%
$75k–$100k 11.4%
$100k–$150k 19.8%
$150k–$200k 12.2%
$200k+ 6.6%
Median income $75,112
Housing
Housing overview
Metric Value
Median home value $195,200
Median rent / month $1,054
Owner occupied 69.9%
Renter occupied 30.1%
Vacant 7.5%
Single-family detached 70.7%
Large apartment buildings 1.0%
Mobile homes 2.1%
Median rooms 6.1
Avg household size (owned) 2.61
Year built
Era %
2020 or later 1.2%
2010–2019 7.3%
2000–2009 18.8%
1990–1999 14.9%
1980–1989 17.6%
1970–1979 14.5%
1960–1969 9.0%
1950–1959 9.0%
1940–1949 3.2%
1939 or earlier 4.5%
Bedrooms
Size % of units
No bedroom (studio) 0.7%
1 bedroom 10.5%
2 bedrooms 21.5%
3 bedrooms 39.2%
4 bedrooms 23.6%
5+ bedrooms 4.6%
Vehicles per household
Vehicles % of households
No vehicle 4.3%
1 vehicle 37.0%
2 vehicles 42.3%
3 or more 16.5%
Heating fuel
Fuel type %
Utility gas 56.6%
Electricity 39.5%
Propane / LP gas 3.2%
Wood 0.1%
No fuel used 0.5%
Households & families
Household type Count %
Married-couple family 5,409 45.8%
Cohabiting couple 711 6.0%
Male householder, no spouse 2,218 18.8%
Female householder, no spouse 3,470 29.4%
Households with children under 18 3,600 30.5%
Households with seniors (65+) 3,177 26.9%
Average household size 2.48
Marital status
Status Male Female
Never married 36.3% 27.0%
Married 48.8% 44.3%
Separated 1.8% 2.8%
Widowed 4.0% 8.8%
Divorced 9.1% 17.1%
Education
Some college, no degree
27.1%
Graduate / professional
15.1%
Metric %
HS diploma or higher 96.0%
Bachelor's or higher 36.1%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 640 7.6%
Kindergarten 325 3.8%
Elementary school 3,027 35.7%
High school 2,164 25.5%
College / grad school 2,318 27.4%
Employment
Industry of employment
Education & healthcare
26.8%
Professional & management
12.2%
Arts, food & hospitality
10.0%
Transportation & utilities
6.9%
Finance & real estate
6.8%
Public administration
6.6%
Agriculture & mining
1.4%
Occupation
Category %
Management, business & arts 42.5%
Service 17.2%
Sales & office 20.0%
Natural resources & construction 6.4%
Production & transportation 14.0%
Employment type
Type %
Private sector 79.5%
Government 15.7%
Self-employed 4.8%
Unpaid family workers 0.1%
Commute
Method %
Drive alone 76.3%
Carpool 7.7%
Public transit 2.3%
Walk 2.4%
Work from home 9.8%
Other means 1.5%
Avg commute (minutes) 24.6
Poverty
Married-couple families
1.0%
Female-led households
13.6%
Income support
Source % of households
Social Security 29.2%
Retirement income 29.3%
Supplemental Security 5.7%
Cash public assistance 2.4%
Food stamps / SNAP 11.4%
Health indicators
Condition %
Obesity 36.1%
High blood pressure 32.0%
High cholesterol 28.1%
Diabetes 8.6%
Heart disease 4.9%
Stroke 2.5%
Asthma 9.8%
Arthritis 22.5%
Kidney disease 2.4%
Pulmonary disease 5.2%
Cancer 5.7%
Behavior / access %
Smoking 15.1%
Binge drinking 16.2%
No physical activity 21.1%
Less than 7 hrs sleep 33.3%
Depression 15.8%
Fair or poor health 11.7%
Poor mental health 12.5%
Poor physical health 8.1%
No health insurance 9.7%
Visited doctor (checkup) 79.4%
Visited dentist 71.2%
Cholesterol screening 90.2%
Teeth loss 11.6%
Veterans & disability
Veterans Count %
Civilian veterans 3,306 14.9%
Disability %
Any disability 15.0%
Under 18 6.2%
18–64 years 12.5%
65 and over 38.3%
Health insurance coverage
Type %
Private insurance 77.9%
Public insurance 34.1%
No insurance 4.8%
Uninsured under 19 4.4%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 28,103 95.4%
Spanish 308 1.1%
Other Indo-European 77 0.3%
Asian & Pacific Islander 43 0.2%
Other languages 172 0.6%
Place of birth & citizenship
Origin Count %
Native born (US) 28,433 96.5%
Born in same state 27,781 94.3%
Born in different state 15,336 52.1%
Foreign born 652 2.2%
Naturalized citizen 1,021 3.5%
Not a US citizen 635 62.2%
Ancestry
Ancestry Count %
Italian 2,374 8.1%
French 2,165 7.4%
Arab 1,098 3.7%
Irish 185 0.6%
Polish 123 0.4%
Ancestry Count %
English 92 0.3%
Dutch 58 0.2%
German 37 0.1%
Norwegian 33 0.1%
Technology access
Metric % of households
Computer access 40.1%
Internet access 94.7%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 62221
What city is ZIP code 62221 in?
ZIP code 62221 is primarily assigned to Belleville, Illinois.
What county is ZIP code 62221 in?
ZIP code 62221 falls within Saint Clair County, Illinois.
Does ZIP code 62221 have a large veteran population?
15% of civilians in ZIP code 62221 are veterans, above the national average of ~7%.
What is the population of ZIP code 62221?
ZIP code 62221 has an estimated population of 29,454 residents, with a density of 842 people per square mile.
What is the typical home value in ZIP code 62221?
The median home value in ZIP code 62221 is $195,200.
What is the median household income in ZIP code 62221?
The median household income in ZIP code 62221 is $75,112, above the national median of ~$75,000.
What timezone is ZIP code 62221 in?
ZIP code 62221 observes the CST timezone.
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