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2025 Compare Cities People:
Wilmington, IL vs Ottawa, IL

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Highlights
- Ottawa is 0% more densely populated than Wilmington.
- People are 1.7% more likely to be married in Ottawa.
- The Median Age is 7.8 years younger in Ottawa.
 Wilmington, ILOttawa, ILUnited States
 Population  Unlock18,719329,725,481
 Female Population54.7%  Unlock50.5%
 Male Population45.4%  Unlock49.5%
 Median Age  Unlock39.738.4
 space3
 Population - 20105,778  Unlock309,327,143
 Population - 2000  Unlock18,307285,036,114
 Population - 19904,743  Unlock251,960,433
 Pop. 2000 to Now  Unlock-1.2%15.6%
 Pop. 1990 to Now18.0%  Unlock30.8%
 space4
 Population Density  Unlock1,463.093.4
 Land Area14.1  Unlock3,531,905.4
 Water Area  Unlock0.9264,836.8
 space
 Est. Total Population By Age
 Wilmington, ILOttawa, ILUnited States
 Age 0 to 46.6%  Unlock5.9%
 Age 5 to 9  Unlock7.0%6.1%
 Age 10 to 143.7%  Unlock6.6%
 Age 15 to 17  Unlock4.8%3.9%
 Age 18 to 203.6%  Unlock4.0%
 Age 21 to 24  Unlock4.3%5.2%
 Age 25 to 3413.1%  Unlock13.8%
 Age 35 to 44  Unlock11.3%12.9%
 Age 45 to 5414.9%  Unlock12.6%
 Age 55 to 59  Unlock7.8%6.7%
 Age 60 to 648.0%  Unlock6.3%
 Age 65 to 74  Unlock9.6%9.6%
 Age 75 to 848.7%  Unlock4.5%
 Age 85 and over  Unlock2.8%1.9%
 space1
 Race
 Wilmington, ILOttawa, ILUnited States
 White88.0%  Unlock59.4%
 Black  Unlock4.6%12.2%
 Asian0.7%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races1.8%  Unlock3.2%
 Hispanic  Unlock8.7%18.4%
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 Marriage & Family
 Wilmington, ILOttawa, ILUnited States
 Married Population47.4%  Unlock49.8%
     Currently Married  Unlock45.6%48.0%
 Married but Separated1.0%  Unlock1.8%
 Single Population  Unlock51.8%50.2%
 Never Married29.5%  Unlock33.8%
 Divorced  Unlock13.8%10.8%
 Widowed8.3%  Unlock5.6%
 space5
 Household Size  Unlock2.392.60
 Households2,350  Unlock124,010,992
 Family Households  Unlock4,61180,755,759
     Married couple, w/children28.4%  Unlock30.5%
     Married couple, no children  Unlock39.7%42.9%
 Non Family Households1,045  Unlock43,255,233
     Single householder, w/children  Unlock20.3%15.8%
     Single householder, no children8.8%  Unlock10.8%
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Reviews for Wilmington    0 Reviews

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Reviews for Ottawa    6 Reviews
Ivy · Grand Rapids, MI
Radiation
Over 8 years ago

Have all of the radiation sites been cleaned up? If not, did the tornado stir up and blast some radiation from these sites to other  More

   |    Reply
Vern · Ottawa, IL
Quality of life
Over 11 years ago

Good location with low cost of living and close enough to Chicago and suburbs to take advantage of their  More

   |    Reply
Mike  · Ottawa, IL
Taxes are a killer
Over 15 years ago

Although Ottawa is a very nice place to live, living here is becoming rediculous...as taxes go. I bought a house less then four years ago and my taxed went from  More

   |    Reply

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Learn More About Wilmington, Illinois
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