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2025 Compare Cities People:
Ada, OK vs Rock Island, IL

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Highlights
- Rock Island is 0% more densely populated than Ada.
- People are 1.7% more likely to be married in Rock Island.
- The Median Age is 3.6 years older in Rock Island.
 Ada, OKRock Island, ILUnited States
 Population  Unlock37,519329,725,481
 Female Population52.8%  Unlock50.5%
 Male Population47.2%  Unlock49.5%
 Median Age  Unlock35.438.4
 space3
 Population - 201016,833  Unlock309,327,143
 Population - 2000  Unlock39,684285,036,114
 Population - 199015,820  Unlock251,960,433
 Pop. 2000 to Now  Unlock-7.1%15.6%
 Pop. 1990 to Now9.0%  Unlock30.8%
 space4
 Population Density  Unlock2,226.093.4
 Land Area19.8  Unlock3,531,905.4
 Water Area  Unlock0.2264,836.8
 space
 Est. Total Population By Age
 Ada, OKRock Island, ILUnited States
 Age 0 to 46.6%  Unlock5.9%
 Age 5 to 9  Unlock5.3%6.1%
 Age 10 to 146.5%  Unlock6.6%
 Age 15 to 17  Unlock3.9%3.9%
 Age 18 to 207.9%  Unlock4.0%
 Age 21 to 24  Unlock5.9%5.2%
 Age 25 to 3416.0%  Unlock13.8%
 Age 35 to 44  Unlock11.4%12.9%
 Age 45 to 5410.5%  Unlock12.6%
 Age 55 to 59  Unlock5.7%6.7%
 Age 60 to 644.8%  Unlock6.3%
 Age 65 to 74  Unlock10.0%9.6%
 Age 75 to 844.0%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
 space1
 Race
 Ada, OKRock Island, ILUnited States
 White58.8%  Unlock59.4%
 Black  Unlock17.1%12.2%
 Asian1.9%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.4%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races11.3%  Unlock3.2%
 Hispanic  Unlock13.7%18.4%
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 Marriage & Family
 Ada, OKRock Island, ILUnited States
 Married Population38.8%  Unlock49.8%
     Currently Married  Unlock37.6%48.0%
 Married but Separated2.3%  Unlock1.8%
 Single Population  Unlock60.6%50.2%
 Never Married39.3%  Unlock33.8%
 Divorced  Unlock12.6%10.8%
 Widowed7.4%  Unlock5.6%
 space5
 Household Size  Unlock2.262.60
 Households6,619  Unlock124,010,992
 Family Households  Unlock7,91880,755,759
     Married couple, w/children27.6%  Unlock30.5%
     Married couple, no children  Unlock39.9%42.9%
 Non Family Households2,942  Unlock43,255,233
     Single householder, w/children  Unlock21.8%15.8%
     Single householder, no children15.6%  Unlock10.8%
Voting
Reviews for Ada    4 Reviews
leah · Ada, OK
ada, oklahoma
Over 11 years ago

Ada, Oklahoma is probably the best place to live in USA.I have lived here all of my life and would not move for anything.It is a close knit community where people  More

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Abhd · Ada, OK
Gangs? ha ha
Over 15 years ago

gang members? Where are you originally from? I'm from California, and used to live 20 minutes from East L.A. Are you sure you know what the meaning of Gang Member is? I  More

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matthew · Ada, OK
Thought it would be better here
Over 16 years ago

The school system is below average in my opinion, the students all seem to come from bad ad neglected homes. There is higher crime than thought and my neighborhood is  More

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Reviews for Rock Island    3 Reviews
Clint · Barry, IL
Rock Island - Pros/Cons
Over 17 years ago

Pros: 1. Extremely low cost of living 2. Affordable place to live Cons: 1. High crime rate 2. Poor school system 3. Not much to  More

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Gene · Taylor Ridge, IL
QCA Education and Business
Over 18 years ago

Rock Island has a varied background and contains many cultural and historic areas. It has been improving its school system and is in a metropolitan area which contains  More

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Martha · Rock Island, IL
Affordable Small City
Over 19 years ago

I just moved here for work one year ago. Moving from San Francisco here was a shock but ultimatelly good. The community is a typical midwestern small town. It is part  More

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Learn More About Ada, Oklahoma
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