Cahokia, Illinois Population 2021

13,536
map placeholder

Cahokia is a city located in Illinois. With a 2020 population of 13,536, it is the 173rd largest city in Illinois and the 2480th largest city in the United States . Cahokia is currently declining at a rate of -1.25% annually and its population has decreased by -11.19% since the most recent census, which recorded a population of 15,241 in 2010. Cahokia reached it's highest population of 20,649 in 1970. Spanning over 10 miles, Cahokia has a population density of 1,387 people per square mile.

The average household income in Cahokia is $48,892 with a poverty rate of 30.34%. The median rental costs in recent years comes to $891 per month, and the median house value is $47,900. The median age in Cahokia is 33.9 years, 31.9 years for males, and 36.8 years for females.

Cahokia Demographics

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

  • Black or African American: 58.83%
  • White: 35.85%
  • Asian: 2.88%
  • Two or more races: 1.49%
  • Native American: 0.52%
  • Other race: 0.42%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Cahokia, Illinois is 13,536 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 14,052.The last official US Census in 2010 recorded the population at 15,241.

Cahokia, Illinois Population 2021

Population by Race

Race Population Percentage
Black or African American8,33258.83%
White5,07735.85%
Asian4082.88%
Two or More Races2111.49%
American Indian and Alaska Native740.52%
Some Other Race600.42%
Loading...

Cahokia Population by Race

Cahokia Population Pyramid $2021

Loading...

Cahokia Median Age

33.9


Total

31.9


Male

36.8


Female

Cahokia Adults

There are 10,020 adults, (1,445 of whom are seniors) in Cahokia.

Cahokia Age Dependency

65.2

Age Dependency Ratio

16.9

Old Age Dependency Ratio

48.3

Child Dependency Ratio

Cahokia Sex Ratio

Female

7,395

52.22%

Male

6,767

47.78%

Cahokia Population by Age

Cahokia Renter vs Owner Occupied by Household Type

Loading...

Cahokia Household Types

Type Owner Renter
Male89.2%10.8%
Married71.5%28.5%
All49%51%
Non Family46.7%53.3%
Female16.8%83.2%

49.0%

Rate of Home Ownership

Cahokia Households and Families

Type Count Average Size Owned
All4,9322.8349
Non Family1,7631.1846.7
Married1,5053.7171.5
Female1,3323.9416.8
Male3323.0789.2

3.59

Average Family Size

2.83

Average Household Size

Loading...

Cahokia Households by Type

Loading...
Education Attained Count Percentage
Less Than 9th Grade3654.15%
9th to 12th Grade1,01411.53%
High School Graduate3,77942.98%
Some College1,92421.88%
Associates Degree7798.86%
Bachelors Degree5686.46%
Graduate Degree3644.14%
Loading...

Cahokia Educational Attainment by Sex (over 25)

Cahokia Educational Attainment by Race

Loading...
Race Total High School Bachelors
Black4,5543,904359
White3,7213,019340
Asian283283181
2+ Races13412732
Native American59489
Hispanic524311

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 asian people with a rate of 63.96%.

Cahokia Educational Attainment by Race

Loading...
Name Average Male Female
Overall$27,366$30,313$26,349
Less Than 9th Grade$21,919$$22,647
High School Graduate$25,138$28,817$22,644
Some College$38,071$40,967$31,974
Bachelors Degree$53,068$$73,188
Graduate Degree$56,319$67,917$44,861

$27,366

Average Earnings

$30,313

Average Male

$26,349

Average Female

Cahokia Earnings by Educational Attainment

Cahokia Language by Age

Loading...

Cahokia Language

95.02% of Cahokia residents speak only English, while 4.98% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 2.30% of the population.

Cahokia Language

Cahokia Poverty by Race

Loading...
Name Total In Poverty Poverty Rate
Black8,2783,48642.11%
White4,78667914.19%
Multiple2115927.96%

30.34%

Overall Poverty Rate

32.45%

Male Poverty Rate

28.41%

Female Poverty Rate

Poverty in Cahokia

The race most likely to be in poverty in Cahokia is Black, with 42.11% below the poverty level.

The race least likely to be in poverty in Cahokia is White, with 14.19% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 8.30%. Among those working part-time, it was 17.49%, and for those that did not work, the poverty rate was 43.51%.

Cahokia Poverty

Loading...
Name Poverty
Less Than 9th Grade41.80%
High School24.60%
Some College14.15%
Bachelors or Greater8.05%

Cahokia Poverty Rate by Education

Loading...
Rate Poverty
Female Unemployed55.90%
Male Unemployed36.73%
Female Employed11.79%
Male Employed6.26%

Cahokia Poverty Rate by Employment Status and Sex

Cahokia Income by Household Type

Loading...
Name Median Mean
Households$35,663$48,892
Families$41,087$53,826
Married Families$59,115-
Non Families$23,584$32,339
Loading...

Income by Household Type

Cahokia Marital Status

Loading...

Marriage Rates

33.9%

Overall Marriage Rate

36.9%

Male Marriage Rate

31.3%

Female Marriage Rate

Cahokia Married by Age and Sex

Loading...

Cahokia Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 55-64.

Cahokia Marital Status by Race

Loading...

Cahokia Marital Status

Loading...

979

Number of Veterans

855

Male Veterans

124

Female Veterans

War Veterans
Vietnam411
First Gulf War170
World War II69
Second Gulf War61
Korea40

Cahokia Veterans by War

Loading...
Age Group Veterans
55 to 64311
65 to 74240
35 to 54237
75+184
18 to 347

Cahokia Veterans by Age

Loading...
Name Veterans % of Total
White68215.88%
Black1933.69%
2+ Races6548.51%
Native American3952.70%
Hispanic1012.35%

Cahokia Veterans by Race

Cahokia Veterans by Education

Loading...

12.20%

Veteran Poverty Rate

46.04%

Veteran Disability Rate

Cahokia Veterans by Education

Loading...

58.8%

Labor Force Participation

50.9%

Employment Rate

13.4%

Unemployment Rate

Cahokia Employment by Age

Loading...

Cahokia Employment by Race

Loading...

Cahokia Employment by Education

Origin of Non-Citizens

Loading...

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

Origin of Naturalized Citizens

Loading...

55.51%

Born in Cahokia

98.34%

Native Born

1.66%

Foreign Born

0.25%

Non Citizen

1.41%

Naturalized

Place of Birth

98.34% of Cahokia residents were born in the United States, with 55.51% having been born in Illinois. 0.25% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Cahokia Place of Birth

Year Population Growth Annual Growth Rate
202113,536-172-1.25%
202013,708-172-1.24%
201913,880-172-1.22%
201814,052-137-0.97%
201714,189-90-0.63%
201614,279-128-0.89%
201514,407-167-1.15%
201414,574-146-0.99%
201314,720-182-1.22%
201214,902-171-1.13%
201115,073-154-1.01%
201015,227-1,164-0.73%
200016,391-1,159-0.68%
199017,550-1,354-0.74%
198018,904-1,745-0.88%
197020,6494,8202.69%
196015,8290.00%

Cahokia Population by Year