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

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Highlights
- South Wilmington is 0% more densely populated than Wilmington.
- People are 15.7% more likely to be married in South Wilmington.
- The Median Age is 9.0 years younger in South Wilmington.
 Wilmington, ILSouth Wilmington, ILUnited States
 Population  Unlock643329,725,481
 Female Population54.7%  Unlock50.5%
 Male Population45.4%  Unlock49.5%
 Median Age  Unlock38.538.4
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 Population - 20105,778  Unlock309,327,143
 Population - 2000  Unlock621285,036,114
 Population - 19904,743  Unlock251,960,433
 Pop. 2000 to Now  Unlock2.6%15.6%
 Pop. 1990 to Now18.0%  Unlock30.8%
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 Population Density  Unlock1,146.293.4
 Land Area14.1  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
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 Est. Total Population By Age
 Wilmington, ILSouth Wilmington, ILUnited States
 Age 0 to 46.6%  Unlock5.9%
 Age 5 to 9  Unlock6.4%6.1%
 Age 10 to 143.7%  Unlock6.6%
 Age 15 to 17  Unlock3.7%3.9%
 Age 18 to 203.6%  Unlock4.0%
 Age 21 to 24  Unlock5.4%5.2%
 Age 25 to 3413.1%  Unlock13.8%
 Age 35 to 44  Unlock13.5%12.9%
 Age 45 to 5414.9%  Unlock12.6%
 Age 55 to 59  Unlock9.3%6.7%
 Age 60 to 648.0%  Unlock6.3%
 Age 65 to 74  Unlock10.1%9.6%
 Age 75 to 848.7%  Unlock4.5%
 Age 85 and over  Unlock2.6%1.9%
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 Race
 Wilmington, ILSouth Wilmington, ILUnited States
 White88.0%  Unlock59.4%
 Black  Unlock0.0%12.2%
 Asian0.7%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races1.8%  Unlock3.2%
 Hispanic  Unlock0.0%18.4%
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 Marriage & Family
 Wilmington, ILSouth Wilmington, ILUnited States
 Married Population47.4%  Unlock49.8%
     Currently Married  Unlock54.5%48.0%
 Married but Separated1.0%  Unlock1.8%
 Single Population  Unlock45.1%50.2%
 Never Married29.5%  Unlock33.8%
 Divorced  Unlock12.6%10.8%
 Widowed8.3%  Unlock5.6%
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 Household Size  Unlock2.332.60
 Households2,350  Unlock124,010,992
 Family Households  Unlock17080,755,759
     Married couple, w/children28.4%  Unlock30.5%
     Married couple, no children  Unlock49.4%42.9%
 Non Family Households1,045  Unlock43,255,233
     Single householder, w/children  Unlock7.6%15.8%
     Single householder, no children8.8%  Unlock10.8%
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