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Illinois / Cahokia

Get Cahokia, IL Demographics

Who knew Cahokia demographics could be so sexy? Check out Census 2010 data and current American Community Survey data for Cahokia, IL. Feast your eyes on statuesque tables, curvacous pie charts and titillating trend lines. We dare you to call Cahokia demographic data boring!

Quick Facts

Population 2010 Census 15,241 #163 in the state
Median Income 2010 for Households $32,219
Poverty Rate 30.3%
Median Age 30.5 years
Largest Racial or Ethnic Group Black
Sources: Census 2010 SF1 & 2006-2010 American Community Survey 5 year estimates

Cahokia Demographics Summary

population icon With 15,241 people, Cahokia is the 163rd most populated city in the state of Illinois out of 1,367 cities. But watch out, Cahokia, because Washington with 15,134 people and Midlothian with 14,819 people are right behind you.

income icon In 2010, the median household income of Cahokia residents was $32,219. Cahokia households made slightly more than Mount Vernon households ($32,219) and Olivet households ($32,188) However, 30.3% of Cahokia residents live in poverty.

age icon The median age for Cahokia residents is 30.5 years young.

race icon The largest Cahokia racial/ethinic groups are Black (62.0%) followed by White (33.6%) and Hispanic (2.0%).

Cahokia Race / Ethnic Groups

Non-Hispanic Population
White 5,126
Black 9,455
American Indian 30
Asian 29
Pacific Islander 2
Some Other Race 29
Two or More Races 272
Hispanic 298
Source: Census 2010 SF1 Table P9 Hispanic or Latino or Not Hispanic or Latino by Race
  • White
  • Black
  • Indian
  • Asian
  • Pacific Islander
  • Some Other Race
  • Two or More Races
  • Hispanic

3 Largest Cahokia Race / Ethnic Groups

  • The Cahokia Black population is 9,455 persons or 62.0%.
  • The Cahokia White population is 5,126 persons or 33.6%.
  • The Cahokia Hispanic population is 298 persons or 2.0%.

Note: the US Census Bureau defines race and ethnicity differently from the way most people think about race and ethnicity. In a nutshell, a person's origin (or what used to be called ethnicity) is either Hispanic or Non-Hispanic. And a person's race can be white, black or African American, American Indian or Alaska Native, Asian, Native Hawaiian or Other Pacific Islander, Some Other Race or Two or More Races. For more details about race and origin data, google "US Census Bureau race and origin Census 2010."


Cahokia Median Age

Fellas, you need to start eating your Wheaties™. Cahokia ladies have a higher median age.

Median Age 30.5 years
Median Age - Females 32.1 years
Median Age - Males 28.4 years
Source: Census 2010 SF1 Table P13 Median Age by Male/Female

Under 18 and Over 65 Age Breakdown

With 32.6% of the Cahokia population under 18, Cahokia has more spring chickens than a KFC ® at dinner time.

Persons Under 18 32.6%
Persons Over 65 9.0%
Everyone else 58.4
Source: Census 2010 SF1 Table P12 Male/Female by Age
  • Under 18
  • Over 65
  • Everyone else

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