2025 Compare Cities People:
Pierre, SD vs Quincy, IL

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Highlights
- Quincy is 0% more densely populated than Pierre.
- People are 1.1% more likely to be married in Quincy.
- The Median Age is 0.6 years older in Quincy.
 Pierre, SDQuincy, ILUnited States
 Population  Unlock39,687329,725,481
 Female Population52.3%  Unlock50.5%
 Male Population47.7%  Unlock49.5%
 Median Age  Unlock4038.4
 space3
 Population - 201013,687  Unlock309,327,143
 Population - 2000  Unlock40,366285,036,114
 Population - 199012,906  Unlock251,960,433
 Pop. 2000 to Now  Unlock-1.9%15.6%
 Pop. 1990 to Now6.2%  Unlock30.8%
 space4
 Population Density  Unlock2,525.993.4
 Land Area13.0  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Pierre, SDQuincy, ILUnited States
 Age 0 to 45.9%  Unlock5.9%
 Age 5 to 9  Unlock6.4%6.1%
 Age 10 to 146.2%  Unlock6.6%
 Age 15 to 17  Unlock2.8%3.9%
 Age 18 to 202.7%  Unlock4.0%
 Age 21 to 24  Unlock5.4%5.2%
 Age 25 to 3412.6%  Unlock13.8%
 Age 35 to 44  Unlock11.8%12.9%
 Age 45 to 5411.4%  Unlock12.6%
 Age 55 to 59  Unlock6.5%6.7%
 Age 60 to 649.0%  Unlock6.3%
 Age 65 to 74  Unlock10.8%9.6%
 Age 75 to 845.6%  Unlock4.5%
 Age 85 and over  Unlock3.7%1.9%
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 Race
 Pierre, SDQuincy, ILUnited States
 White80.7%  Unlock59.4%
 Black  Unlock6.1%12.2%
 Asian0.0%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races5.5%  Unlock3.2%
 Hispanic  Unlock1.9%18.4%
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 Marriage & Family
 Pierre, SDQuincy, ILUnited States
 Married Population47.6%  Unlock49.8%
     Currently Married  Unlock46.4%48.0%
 Married but Separated1.1%  Unlock1.8%
 Single Population  Unlock51.9%50.2%
 Never Married29.3%  Unlock33.8%
 Divorced  Unlock13.9%10.8%
 Widowed6.7%  Unlock5.6%
 space5
 Household Size  Unlock2.272.60
 Households6,144  Unlock124,010,992
 Family Households  Unlock9,56580,755,759
     Married couple, w/children23.7%  Unlock30.5%
     Married couple, no children  Unlock46.1%42.9%
 Non Family Households2,507  Unlock43,255,233
     Single householder, w/children  Unlock18.5%15.8%
     Single householder, no children5.1%  Unlock10.8%
Reviews for Pierre    4 Reviews

Since coming here, I have gone through cabin fever several times. The State of South Dakota capitol is located here and has stressed it's need to lure professionals to  More

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I love Pierre. It is simply gorgeous in all seasons. In summer I can take quiet, late night walks in the cooler hours without fear. There are quite a few small  More

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Over 16 years ago

Pierre is safe and great for kids, but has no restaurants or activities to do. The town is operated by a few wealthy families that keep large good paying comapanies out.  More

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Reviews for Quincy    21 Reviews

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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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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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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