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2026 Compare Cities People:
Dupo, IL vs Cahokia, IL

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Highlights
- Cahokia is 0% more densely populated than Dupo.
- People are 9.1% less likely to be married in Cahokia.
- The Median Age is 9.9 years younger in Cahokia.
 Dupo, ILCahokia, ILUnited States
 Population  Unlock12,440329,725,481
 Female Population54.5%  Unlock50.5%
 Male Population45.5%  Unlock49.5%
 Median Age  Unlock3138.4
 space3
 Population - 20104,177  Unlock309,327,143
 Population - 2000  Unlock16,391285,036,114
 Population - 19903,164  Unlock251,960,433
 Pop. 2000 to Now  Unlock-16.2%15.6%
 Pop. 1990 to Now21.5%  Unlock30.8%
 space4
 Population Density  Unlock1,274.393.4
 Land Area6.3  Unlock3,531,905.4
 Water Area  Unlock0.6264,836.8
 space
 Est. Total Population By Age
 Dupo, ILCahokia, ILUnited States
 Age 0 to 46.9%  Unlock5.9%
 Age 5 to 9  Unlock8.0%6.1%
 Age 10 to 143.0%  Unlock6.6%
 Age 15 to 17  Unlock5.1%3.9%
 Age 18 to 202.9%  Unlock4.0%
 Age 21 to 24  Unlock2.9%5.2%
 Age 25 to 3412.4%  Unlock13.8%
 Age 35 to 44  Unlock11.6%12.9%
 Age 45 to 5414.2%  Unlock12.6%
 Age 55 to 59  Unlock6.7%6.7%
 Age 60 to 647.4%  Unlock6.3%
 Age 65 to 74  Unlock7.0%9.6%
 Age 75 to 844.6%  Unlock4.5%
 Age 85 and over  Unlock1.8%1.9%
 space1
 Race
 Dupo, ILCahokia, ILUnited States
 White93.7%  Unlock59.4%
 Black  Unlock63.2%12.2%
 Asian0.0%  Unlock5.6%
 Native American  Unlock0.3%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races1.4%  Unlock3.2%
 Hispanic  Unlock1.0%18.4%
 space2
 Marriage & Family
 Dupo, ILCahokia, ILUnited States
 Married Population37.4%  Unlock49.8%
     Currently Married  Unlock28.4%48.0%
 Married but Separated4.1%  Unlock1.8%
 Single Population  Unlock66.0%50.2%
 Never Married33.6%  Unlock33.8%
 Divorced  Unlock12.7%10.8%
 Widowed9.3%  Unlock5.6%
 space5
 Household Size  Unlock3.052.60
 Households1,720  Unlock124,010,992
 Family Households  Unlock2,67380,755,759
     Married couple, w/children21.7%  Unlock30.5%
     Married couple, no children  Unlock21.8%42.9%
 Non Family Households797  Unlock43,255,233
     Single householder, w/children  Unlock38.2%15.8%
     Single householder, no children11.4%  Unlock10.8%
Voting
Reviews for Dupo    1 Reviews
Dan · Dupo, IL
Delightful Dupo, IL 62239
Over 17 years ago

This quiet bedroom community in Southwestern Illinois is blessed with many types of friendly people. We enjoy good local government and superb protection from the  More

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Reviews for Cahokia    0 Reviews

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Learn More About Dupo, Illinois
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Learn More About Cahokia, Illinois
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