Cahokia, IL Profile: Facts & Data

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Cahokia, Illinois - Basic Facts

The Village of Cahokia had a population of 13,741 as of July 1, 2019. Cahokia ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.

The primary coordinate point for Cahokia is located at latitude 38.5709 and longitude -90.1901 in St. Clair County. The formal boundaries for the Village of Cahokia encompass a land area of 9.56 sq. miles and a water area of 0.49 sq. miles. St. Clair County is in the Central time zone (GMT -6). The elevation is 407 feet.

The Village of Cahokia (GNIS ID: 2397521) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The Village of Cahokia is located within Township of Centreville, a minor civil division (MCD) of St. Clair County.

Alternate Unofficial Names for Cahokia: Cahos, Canokia, Caokia, Caoquias, Caouaouce, Cohokies, Fort Bowman, Kahokia, Kahokias, Kaohia, Kaos, Notre Dame des Kohokias, Sainte Famille des Kaoquias.

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  1. Cahokia 2019 Demographic Data
  2. Growth Rates for Cahokia (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Illinois Research Tools (Easy Tools & Current Data)
  3. Illinois Data Comparison Tool - 2019 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2019, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


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Cahokia, IL Data & Demographics (As of July 1, 2019)

HOUSING AFFORDABILITY INDEX

Cahokia, IL Housing Affordability Index is 231
State of Illinois Housing Affordability Index is 119
The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.

WEALTH INDEX

Cahokia, IL Wealth Index is 34
State of Illinois Wealth Index is 105
The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.

These new demographic attributes are availiable for Neighborhoods, Cities, Counties, and ZIP Codes.

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  4. See the References & Data Sources page for more information about methodology and sources of data.
  5. See the Illinois COVID-19 Data and US COVID-19 Data for more information on the spread of the novel coronavirus.

POPULATION

Total Population 13,741
Population in Households 13,480
Population in Families 11,242
Population in Group Qrtrs 261
Population Density 1,408
Diversity Index1 52
 

INCOME

Median Household Income $31,991
Average Household Income $45,206
Per Capita Income $15,223
Wealth Index3 34

HOUSING

Total Housing Units 6,040 (100%)
Owner Occupied HU 2,547 (42.2%)
Renter Occupied HU 2,058 (34.1%)
Vacant Housing Units 1,435 (23.8%)
Median Home Value $55,312
Housing Affordability Index2 231
 

HOUSEHOLDS

Total Households 4,605
Average Household Size 2.93
Family Households 3,262
Average Family Size 3
NOTES
  1. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
  2. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  3. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.

GROWTH RATE / YEAR

2010-2019 2019-2024
Population -1.09% -0.82%
Households -1.12% -0.82%
Families -1.35% -0.94%
Median Household Income   2.46%
Per Capita Income   2.8%

Cahokia, IL - Peer Comparisons by Rank and Percentile

The table below compares Cahokia to the other 1,369 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2019 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 176 87th
Population Density # 501 63rd
Diversity Index # 178 87th
Median Household Income # 1345 2nd
Per Capita Income # 1348 2nd

Additional comparisons and rankings can be made with a VERY EASY TO USE Illinois Census Data Comparison Tool.

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