Belleville, Illinois Population 2021

40,009
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Belleville is a city located in St. Clair County Illinois. It is also the county seat of St. Clair County. With a 2020 population of 40,009, it is the 40th largest city in Illinois and the 983rd largest city in the United States . Belleville is currently declining at a rate of -1.10% annually and its population has decreased by -10.05% since the most recent census, which recorded a population of 44,478 in 2010. Belleville reached it's highest population of 44,288 in 2010. Spanning over 23 miles, Belleville has a population density of 1,723 people per square mile.

The average household income in Belleville is $62,548 with a poverty rate of 14.10%. The median rental costs in recent years comes to $779 per month, and the median house value is $93,700. The median age in Belleville is 36.9 years, 36 years for males, and 38.4 years for females.

Belleville Demographics

According to the most recent ACS, the racial composition of Belleville was:

  • White: 67.88%
  • Black or African American: 25.37%
  • Two or more races: 4.73%
  • Other race: 1.24%
  • Asian: 0.40%
  • Native American: 0.32%
  • Native Hawaiian or Pacific Islander: 0.06%
The current population of Belleville, Illinois is 40,009 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 41,341.The last official US Census in 2010 recorded the population at 44,478.

Belleville, Illinois Population 2021

Population by Race

Race Population Percentage
White28,22667.88%
Black or African American10,55025.37%
Two or More Races1,9684.73%
Some Other Race5141.24%
Asian1660.40%
American Indian and Alaska Native1350.32%
Native Hawaiian and Other Pacific Islander260.06%
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Belleville Population by Race

Belleville Population Pyramid $2021

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Belleville Median Age

36.9


Total

36


Male

38.4


Female

Belleville Adults

There are 32,071 adults, (6,053 of whom are seniors) in Belleville.

Belleville Age Dependency

59.8

Age Dependency Ratio

23.3

Old Age Dependency Ratio

36.6

Child Dependency Ratio

Belleville Sex Ratio

Female

21,678

52.13%

Male

19,907

47.87%

Belleville Population by Age

Belleville Renter vs Owner Occupied by Household Type

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Belleville Household Types

Type Owner Renter
Married84%16%
All60%40%
Male52.7%47.3%
Non Family48.8%51.2%
Female38.5%61.5%

60.0%

Rate of Home Ownership

Belleville Households and Families

Type Count Average Size Owned
All17,5702.360
Non Family8,0941.1748.8
Married6,1773.2384
Female2,3483.4738.5
Male9512.9652.7

3.19

Average Family Size

2.3

Average Household Size

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Belleville Households by Type

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Education Attained Count Percentage
Less Than 9th Grade4051.43%
9th to 12th Grade1,4195.02%
High School Graduate7,88127.85%
Some College8,07128.53%
Associates Degree3,61912.79%
Bachelors Degree4,37015.45%
Graduate Degree2,5288.94%
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Belleville Educational Attainment by Sex (over 25)

Belleville Educational Attainment by Race

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Race Total High School Bachelors
White20,62219,6585,400
Black6,2495,5101,197
Hispanic635516183
2+ Races52452470
Other Race277190103
Native American13513324
Asian13113133
Islander2626

The highest rate of high school graduation is among asian people with a rate of 100.00%.

The highest rate of bachelors degrees is among other race people with a rate of 37.18%.

Belleville Educational Attainment by Race

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Name Average Male Female
Overall$35,892$39,461$33,050
Less Than 9th Grade$21,330$22,705$20,477
High School Graduate$28,677$32,884$25,161
Some College$35,201$39,762$31,701
Bachelors Degree$46,819$60,481$39,950
Graduate Degree$53,840$81,071$50,611

$35,892

Average Earnings

$39,461

Average Male

$33,050

Average Female

Belleville Earnings by Educational Attainment

Belleville Language by Age

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Belleville Language

95.13% of Belleville residents speak only English, while 4.87% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 2.27% of the population.

Belleville Language

Belleville Poverty by Race

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Name Total In Poverty Poverty Rate
Black10,1222,69126.59%
White26,8272,3108.61%
Hispanic1,27735327.64%
Multiple1,94533117.02%
Other51024648.24%
Native1354130.37%

14.10%

Overall Poverty Rate

11.08%

Male Poverty Rate

16.83%

Female Poverty Rate

Poverty in Belleville

The race most likely to be in poverty in Belleville is Other, with 48.24% below the poverty level.

The race least likely to be in poverty in Belleville is White, with 8.61% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.97%. Among those working part-time, it was 19.17%, and for those that did not work, the poverty rate was 22.82%.

Belleville Poverty

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Name Poverty
Less Than 9th Grade21.54%
High School14.27%
Some College12.03%
Bachelors or Greater5.08%

Belleville Poverty Rate by Education

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Rate Poverty
Female Unemployed67.29%
Male Unemployed39.57%
Female Employed8.44%
Male Employed5.64%

Belleville Poverty Rate by Employment Status and Sex

Belleville Income by Household Type

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Name Median Mean
Households$48,099$62,548
Families$70,068$79,430
Married Families$85,396-
Non Families$31,392$40,785
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Income by Household Type

Belleville Marital Status

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Marriage Rates

39.5%

Overall Marriage Rate

41.6%

Male Marriage Rate

37.6%

Female Marriage Rate

Belleville Married by Age and Sex

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Belleville Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.

Belleville Marital Status by Race

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Belleville Marital Status

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3,867

Number of Veterans

3,332

Male Veterans

535

Female Veterans

War Veterans
First Gulf War1,329
Vietnam1,185
Second Gulf War796
Korea167
World War II131

Belleville Veterans by War

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Age Group Veterans
35 to 541,279
65 to 74859
55 to 64858
75+617
18 to 34254

Belleville Veterans by Age

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Name Veterans % of Total
White3,13313.82%
Black4836.30%
2+ Races20326.68%
Hispanic8512.27%
Native American2518.52%
Other Race237.06%

Belleville Veterans by Race

Belleville Veterans by Education

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8.26%

Veteran Poverty Rate

22.87%

Veteran Disability Rate

Belleville Veterans by Education

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65.9%

Labor Force Participation

61.2%

Employment Rate

5.7%

Unemployment Rate

Belleville Employment by Age

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Belleville Employment by Race

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Belleville Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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63.50%

Born in Belleville

97.98%

Native Born

2.02%

Foreign Born

1.00%

Non Citizen

1.02%

Naturalized

Place of Birth

97.98% of Belleville residents were born in the United States, with 63.50% having been born in Illinois. 1.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Belleville Place of Birth

Year Population Growth Annual Growth Rate
202140,009-444-1.10%
202040,453-444-1.09%
201940,897-444-1.07%
201841,341-342-0.82%
201741,683-190-0.45%
201641,873-362-0.86%
201542,235-444-1.04%
201442,679-357-0.83%
201343,036-467-1.07%
201243,503-419-0.95%
201143,922-366-0.83%
201044,2882,8780.67%
200041,410-1,375-0.33%
199042,7851,2050.29%
198041,5803570.09%
197041,2233,9591.01%
196037,2644,5431.31%
195032,7214,3161.42%
194028,405-20-0.01%
193028,4253,6021.36%
192024,8233,7011.63%
191021,1223,6381.91%
190017,4842,1231.30%
189015,3614,6783.70%
188010,6832,5372.75%
18708,1466260.80%
18607,5204,5799.84%
18502,9410.00%

Belleville Population by Year