Cahokia Flag

Cahokia

County:
Macoupin County
County Seat:
No
Area (mi²):
36.605
State:
Illinois

Cahokia is located in Macoupin County, Illinois. Cahokia has a 2025 population of 3,085. Cahokia is currently declining at a rate of -0.36% annually and its population has decreased by -2.96% since the most recent census, which recorded a population of 3,179 in 2020.

The average household income in Cahokia is $78,052 with a poverty rate of 16.31%.The median age in Cahokia is 43 years: 40.9 years for males, and 47.2 years for females.

3.1K
Total Population
84
Density (mi²)
-11 -0.36%
Growth

Cahokia Population

Cahokia Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Cahokia includes 95.06% White, and smaller percentages for Two or more races, other race, Black or African American, Asian, Native American and multiracial populations.

Population by Race

White (95.1%)

Two or more races (2.2%)

Other race (1.7%)

Black or African American (0.6%)

Asian (0.3%)

Native American (0.2%)

Race
Population
Percentage (of total)
White3,00095.06%
Two or more races692.19%
Other race541.71%
Black or African American200.63%
Asian80.25%
Native American50.16%

Cahokia Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Cahokia's average per capita income is $38,891. Household income levels show a median of $55,648. The poverty rate stands at 16.31%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$90,667-
Families$70,263$82,232
Households$55,648$78,052
Non Families$42,711$56,472

$38,891

Average Income

$55,648

Median Household Income

16.31%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)