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2025 Compare Cities People:
Quincy, IL vs Mendon, IL

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Highlights
- Mendon is 0% more densely populated than Quincy.
- People are 26.0% more likely to be married in Mendon.
- The Median Age is 3.3 years younger in Mendon.
 Quincy, ILMendon, ILUnited States
 Population  Unlock1,119329,725,481
 Female Population52.1%  Unlock50.5%
 Male Population47.9%  Unlock49.5%
 Median Age  Unlock36.738.4
 space3
 Population - 201040,770  Unlock309,327,143
 Population - 2000  Unlock883285,036,114
 Population - 199039,681  Unlock251,960,433
 Pop. 2000 to Now  Unlock7.4%15.6%
 Pop. 1990 to Now-0.2%  Unlock30.8%
 space4
 Population Density  Unlock1,305.793.4
 Land Area15.7  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Quincy, ILMendon, ILUnited States
 Age 0 to 46.3%  Unlock5.9%
 Age 5 to 9  Unlock13.0%6.1%
 Age 10 to 146.1%  Unlock6.6%
 Age 15 to 17  Unlock2.6%3.9%
 Age 18 to 203.0%  Unlock4.0%
 Age 21 to 24  Unlock1.8%5.2%
 Age 25 to 3414.0%  Unlock13.8%
 Age 35 to 44  Unlock16.6%12.9%
 Age 45 to 5410.9%  Unlock12.6%
 Age 55 to 59  Unlock5.2%6.7%
 Age 60 to 646.5%  Unlock6.3%
 Age 65 to 74  Unlock8.0%9.6%
 Age 75 to 845.8%  Unlock4.5%
 Age 85 and over  Unlock2.6%1.9%
 space1
 Race
 Quincy, ILMendon, ILUnited States
 White87.4%  Unlock59.4%
 Black  Unlock0.0%12.2%
 Asian0.8%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races3.7%  Unlock3.2%
 Hispanic  Unlock0.2%18.4%
 space2
 Marriage & Family
 Quincy, ILMendon, ILUnited States
 Married Population48.1%  Unlock49.8%
     Currently Married  Unlock58.6%48.0%
 Married but Separated1.8%  Unlock1.8%
 Single Population  Unlock39.4%50.2%
 Never Married30.3%  Unlock33.8%
 Divorced  Unlock10.9%10.8%
 Widowed7.6%  Unlock5.6%
 space5
 Household Size  Unlock2.692.60
 Households17,016  Unlock124,010,992
 Family Households  Unlock27980,755,759
     Married couple, w/children25.8%  Unlock30.5%
     Married couple, no children  Unlock38.4%42.9%
 Non Family Households7,451  Unlock43,255,233
     Single householder, w/children  Unlock17.2%15.8%
     Single householder, no children9.6%  Unlock10.8%
Voting
Reviews for Quincy    21 Reviews
razs454 · Quincy, IL
TOWN
Over 9 years ago

I have live in quincy il since 2003 till now and it really is a nice place to raise your family no matter where you go, you going to have crime. but other than that it's  More

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Doug · Peoria, IL
If you're not from here, you are not welcome
Over 9 years ago

I lived in Quincy for 15 years. I owned a house and participated in the local economy. My kids went to school there. The kids have fond memories of Quincy. I do not.  More

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Nicole · Quincy, IL
You don't want to be here
Over 12 years ago

I haven't always lived in Quincy. I'm originally from the St. Louis area, but have moved around many times, and have also done a lot of traveling. My husband & I  More

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Reviews for Mendon    0 Reviews

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