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2025 Compare Cities People:
Ann Arbor, MI vs Rock Island, IL

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Highlights
- Rock Island is 0% more densely populated than Ann Arbor.
- People are 13.4% more likely to be married in Rock Island.
- The Median Age is 7.9 years older in Rock Island.
 Ann Arbor, MIRock Island, ILUnited States
 Population  Unlock37,519329,725,481
 Female Population50.7%  Unlock50.5%
 Male Population49.3%  Unlock49.5%
 Median Age  Unlock35.438.4
 space3
 Population - 2010114,197  Unlock309,327,143
 Population - 2000  Unlock39,684285,036,114
 Population - 1990109,592  Unlock251,960,433
 Pop. 2000 to Now  Unlock-7.1%15.6%
 Pop. 1990 to Now8.8%  Unlock30.8%
 space4
 Population Density  Unlock2,226.093.4
 Land Area27.9  Unlock3,531,905.4
 Water Area  Unlock0.2264,836.8
 space
 Est. Total Population By Age
 Ann Arbor, MIRock Island, ILUnited States
 Age 0 to 43.9%  Unlock5.9%
 Age 5 to 9  Unlock5.3%6.1%
 Age 10 to 143.3%  Unlock6.6%
 Age 15 to 17  Unlock3.9%3.9%
 Age 18 to 2014.4%  Unlock4.0%
 Age 21 to 24  Unlock5.9%5.2%
 Age 25 to 3417.4%  Unlock13.8%
 Age 35 to 44  Unlock11.4%12.9%
 Age 45 to 547.8%  Unlock12.6%
 Age 55 to 59  Unlock5.7%6.7%
 Age 60 to 644.4%  Unlock6.3%
 Age 65 to 74  Unlock10.0%9.6%
 Age 75 to 843.5%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
 space1
 Race
 Ann Arbor, MIRock Island, ILUnited States
 White67.5%  Unlock59.4%
 Black  Unlock17.1%12.2%
 Asian16.6%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races4.2%  Unlock3.2%
 Hispanic  Unlock13.7%18.4%
 space2
 Marriage & Family
 Ann Arbor, MIRock Island, ILUnited States
 Married Population34.8%  Unlock49.8%
     Currently Married  Unlock37.6%48.0%
 Married but Separated0.4%  Unlock1.8%
 Single Population  Unlock60.6%50.2%
 Never Married56.5%  Unlock33.8%
 Divorced  Unlock12.6%10.8%
 Widowed2.4%  Unlock5.6%
 space5
 Household Size  Unlock2.262.60
 Households49,661  Unlock124,010,992
 Family Households  Unlock7,91880,755,759
     Married couple, w/children31.0%  Unlock30.5%
     Married couple, no children  Unlock39.9%42.9%
 Non Family Households27,913  Unlock43,255,233
     Single householder, w/children  Unlock21.8%15.8%
     Single householder, no children9.3%  Unlock10.8%
Voting
Reviews for Ann Arbor    49 Reviews
Jaba · Ann Arbor, MI
Good
Over 8 years ago

Highly educated city. traffic and parking is bad. university culture is nice, not sure about elsewhere. no good pizza! if you're looking for food, I recommend "a taste  More

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Jason · Baltimore, MD
Hope to like it more with time...
Over 8 years ago

Uh, compared to my other favorite college towns this one lacks flavor. Safer and kinda pretty, but not the greenest place, it's fine. Good restaurants, music, art,  More

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Laura · Ann Arbor, MI
public transportation
Over 10 years ago

Ann Arbor bus service (AATA) is quite good. The Detroit Metro Airport is only a 20 min. drive away and is also quite good. The traffic in Ann Arbor is usually mild  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 Ann Arbor, Michigan
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