2025 Compare Cities People:
Rock Falls, IL vs Peoria, IL

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Highlights
- Peoria is 0% more densely populated than Rock Falls.
- People are 3.3% more likely to be married in Peoria.
- The Median Age is 3.8 years younger in Peoria.
 Rock Falls, ILPeoria, ILUnited States
 Population  Unlock113,672329,725,481
 Female Population52.0%  Unlock50.5%
 Male Population48.0%  Unlock49.5%
 Median Age  Unlock35.638.4
 space3
 Population - 20109,394  Unlock309,327,143
 Population - 2000  Unlock112,936285,036,114
 Population - 19909,654  Unlock251,960,433
 Pop. 2000 to Now  Unlock-3.1%15.6%
 Pop. 1990 to Now-10.4%  Unlock30.8%
 space4
 Population Density  Unlock2,356.893.4
 Land Area4.0  Unlock3,531,905.4
 Water Area  Unlock2.4264,836.8
 space
 Est. Total Population By Age
 Rock Falls, ILPeoria, ILUnited States
 Age 0 to 46.6%  Unlock5.9%
 Age 5 to 9  Unlock7.5%6.1%
 Age 10 to 148.7%  Unlock6.6%
 Age 15 to 17  Unlock3.6%3.9%
 Age 18 to 203.4%  Unlock4.0%
 Age 21 to 24  Unlock5.8%5.2%
 Age 25 to 3411.9%  Unlock13.8%
 Age 35 to 44  Unlock12.2%12.9%
 Age 45 to 5411.4%  Unlock12.6%
 Age 55 to 59  Unlock5.6%6.7%
 Age 60 to 6410.2%  Unlock6.3%
 Age 65 to 74  Unlock9.1%9.6%
 Age 75 to 844.7%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
 space1
 Race
 Rock Falls, ILPeoria, ILUnited States
 White77.3%  Unlock59.4%
 Black  Unlock26.7%12.2%
 Asian0.1%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.3%0.4%
 Two or More Races0.4%  Unlock3.2%
 Hispanic  Unlock6.8%18.4%
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 Marriage & Family
 Rock Falls, ILPeoria, ILUnited States
 Married Population40.3%  Unlock49.8%
     Currently Married  Unlock40.4%48.0%
 Married but Separated1.4%  Unlock1.8%
 Single Population  Unlock58.4%50.2%
 Never Married34.5%  Unlock33.8%
 Divorced  Unlock11.5%10.8%
 Widowed8.4%  Unlock5.6%
 space5
 Household Size  Unlock2.302.60
 Households3,871  Unlock124,010,992
 Family Households  Unlock25,85580,755,759
     Married couple, w/children25.3%  Unlock30.5%
     Married couple, no children  Unlock38.7%42.9%
 Non Family Households1,757  Unlock43,255,233
     Single householder, w/children  Unlock22.3%15.8%
     Single householder, no children13.6%  Unlock10.8%
Reviews for Rock Falls    2 Reviews

Over 4 years ago

Not a good place for my womans protest. got arrested from one of the 8 cops. writing from prison. love yall stay safe out there. <3 #speakingfromtheheart #susanbanthony  More

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Over 18 years ago

The initial cost of housing is very reasonable but the property taxes will kill you. The way that the state handles school funding and health care funding leaves a lot  More

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Reviews for Peoria    20 Reviews

Over 4 years ago

In my opinion Peoria is a great city and for it’s size it has a lot of amenities a big city would have such as a ballpark, civic center, many educational options, great  More

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Crime is rampant and you can't even visit parks anymore without fear of some gang drive-by.  More

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I lived in Peoria for nearly three years for work and I miss it terribly. The Peoria metropolitan area is by far one of the most underrated in the country. I think what  More

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