Belleville is a city located in St. Clair County Illinois. It is also the county seat of St. Clair County. With a 2023 population of 41,783, it is the 37th largest city in Illinois and the 1075th largest city in the United States.Belleville is currently declining at a rate of -0.49% annually and its population has decreased by -1.46% since the most recent census, which recorded a population of 42,404 in 2020. Spanning over 23 miles, Belleville has a population density of 1,799 people per square mile.
The average household income in Belleville is $62,548 with a poverty rate of 14.17%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Belleville is 38.1 years, 37.3 years for males, and 39.3 years for females.
According to the most recent ACS, the racial composition of Belleville was:
White
Black or African American
Two or more races
Other race
Asian
Native American
Native Hawaiian or Pacific Islander
3.13
Average Family Size
2.25
Average Household Size
62.0%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among islander people with a rate of 100.00%.
The highest rate of bachelors degrees is among asian people with a rate of 44.94%.
All
Male
Female
$37,067
Average Earnings
$41,227
Average Male
$34,145
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
95.60% of Belleville residents speak only English, while 4.40% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.02% of the population.
rate
14.17%
Overall Poverty Rate
12.14%
Male Poverty Rate
11.64%
Female Poverty Rate
The race most likely to be in poverty in Belleville is Other, with 29.76% below the poverty level.
The race least likely to be in poverty in Belleville is White, with 8.92% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 3.51%. Among those working part-time, it was 18.69%, and for those that did not work, the poverty rate was 20.96%.
rate
rate
Households
Families
MarriedFamilies
NonFamilies
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
40.7%
Overall Marriage Rate
41.2%
Male Marriage Rate
40.3%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
3,687
Number of Veterans
3,121
Male Veterans
566
Female Veterans
count
count
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
11.19%
Veteran Poverty Rate
24.35%
Veteran Disability Rate
LaborForceParticipation
67.3%
Labor Force Participation
62.7%
Employment Rate
4.7%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
61.79%
Born in Belleville
94.98%
Native Born
2.31%
Foreign Born
1.19%
Non Citizen
1.12%
Naturalized
94.98% of Belleville residents were born in the United States, with 61.79% having been born in Illinois. 1.19% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.