2025 Compare Cities People:
Plano, IL vs Jefferson, SD

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Highlights
- Jefferson is 0% more densely populated than Plano.
- People are 42.7% more likely to be married in Jefferson.
- The Median Age is 2.5 years older in Jefferson.
 Plano, ILJefferson, SDUnited States
 Population  Unlock667329,725,481
 Female Population49.6%  Unlock50.5%
 Male Population50.4%  Unlock49.5%
 Median Age  Unlock3438.4
 space3
 Population - 201010,889  Unlock309,327,143
 Population - 2000  Unlock586285,036,114
 Population - 19905,104  Unlock251,960,433
 Pop. 2000 to Now  Unlock-12.1%15.6%
 Pop. 1990 to Now132.7%  Unlock30.8%
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 Population Density  Unlock1,307.893.4
 Land Area9.0  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
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 Est. Total Population By Age
 Plano, ILJefferson, SDUnited States
 Age 0 to 411.1%  Unlock5.9%
 Age 5 to 9  Unlock10.2%6.1%
 Age 10 to 142.7%  Unlock6.6%
 Age 15 to 17  Unlock8.8%3.9%
 Age 18 to 204.9%  Unlock4.0%
 Age 21 to 24  Unlock2.5%5.2%
 Age 25 to 3419.2%  Unlock13.8%
 Age 35 to 44  Unlock8.2%12.9%
 Age 45 to 5413.9%  Unlock12.6%
 Age 55 to 59  Unlock5.5%6.7%
 Age 60 to 643.0%  Unlock6.3%
 Age 65 to 74  Unlock16.0%9.6%
 Age 75 to 842.5%  Unlock4.5%
 Age 85 and over  Unlock0.6%1.9%
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 Race
 Plano, ILJefferson, SDUnited States
 White61.1%  Unlock59.4%
 Black  Unlock0.0%12.2%
 Asian1.2%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.8%0.4%
 Two or More Races1.6%  Unlock3.2%
 Hispanic  Unlock3.7%18.4%
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 Marriage & Family
 Plano, ILJefferson, SDUnited States
 Married Population42.1%  Unlock49.8%
     Currently Married  Unlock59.3%48.0%
 Married but Separated1.4%  Unlock1.8%
 Single Population  Unlock40.0%50.2%
 Never Married42.6%  Unlock33.8%
 Divorced  Unlock11.6%10.8%
 Widowed4.0%  Unlock5.6%
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 Household Size  Unlock2.512.60
 Households3,745  Unlock124,010,992
 Family Households  Unlock20580,755,759
     Married couple, w/children25.8%  Unlock30.5%
     Married couple, no children  Unlock54.6%42.9%
 Non Family Households1,179  Unlock43,255,233
     Single householder, w/children  Unlock18.5%15.8%
     Single householder, no children14.5%  Unlock10.8%
Reviews for Plano    1 Reviews

Over 15 years ago

I am from Seattle and now live near Chicago. If you want to see unfriendly, come to the Midwest. At least Seattlites say, "Excuse me;" people here are unfamilar with  More

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Reviews for Jefferson    0 Reviews

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