2026 Compare Cities People:
Buffalo Grove, IL vs Beloit, WI

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Highlights
- Beloit is 0% more densely populated than Buffalo Grove.
- People are 36.7% less likely to be married in Beloit.
- The Median Age is 7.7 years younger in Beloit.
 Buffalo Grove, ILBeloit, WIUnited States
 Population  Unlock36,567329,725,481
 Female Population52.4%  Unlock50.5%
 Male Population47.6%  Unlock49.5%
 Median Age  Unlock33.538.4
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 Population - 201041,543  Unlock309,327,143
 Population - 2000  Unlock35,775285,036,114
 Population - 199036,427  Unlock251,960,433
 Pop. 2000 to Now  Unlock2.4%15.6%
 Pop. 1990 to Now10.3%  Unlock30.8%
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 Population Density  Unlock2,111.993.4
 Land Area9.5  Unlock3,531,905.4
 Water Area  Unlock0.3264,836.8
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 Est. Total Population By Age
 Buffalo Grove, ILBeloit, WIUnited States
 Age 0 to 46.0%  Unlock5.9%
 Age 5 to 9  Unlock7.7%6.1%
 Age 10 to 147.1%  Unlock6.6%
 Age 15 to 17  Unlock3.3%3.9%
 Age 18 to 202.9%  Unlock4.0%
 Age 21 to 24  Unlock6.0%5.2%
 Age 25 to 3410.0%  Unlock13.8%
 Age 35 to 44  Unlock11.6%12.9%
 Age 45 to 5415.5%  Unlock12.6%
 Age 55 to 59  Unlock6.6%6.7%
 Age 60 to 647.1%  Unlock6.3%
 Age 65 to 74  Unlock8.5%9.6%
 Age 75 to 842.9%  Unlock4.5%
 Age 85 and over  Unlock1.4%1.9%
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 Race
 Buffalo Grove, ILBeloit, WIUnited States
 White63.2%  Unlock59.4%
 Black  Unlock14.1%12.2%
 Asian24.0%  Unlock5.6%
 Native American  Unlock0.3%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races2.6%  Unlock3.2%
 Hispanic  Unlock21.1%18.4%
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 Marriage & Family
 Buffalo Grove, ILBeloit, WIUnited States
 Married Population63.1%  Unlock49.8%
     Currently Married  Unlock37.8%48.0%
 Married but Separated0.7%  Unlock1.8%
 Single Population  Unlock60.1%50.2%
 Never Married25.1%  Unlock33.8%
 Divorced  Unlock12.0%10.8%
 Widowed3.9%  Unlock5.6%
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 Household Size  Unlock2.552.60
 Households15,982  Unlock124,010,992
 Family Households  Unlock7,91980,755,759
     Married couple, w/children42.1%  Unlock30.5%
     Married couple, no children  Unlock35.8%42.9%
 Non Family Households4,076  Unlock43,255,233
     Single householder, w/children  Unlock23.9%15.8%
     Single householder, no children5.6%  Unlock10.8%
Reviews for Buffalo Grove    7 Reviews

Over 12 years ago

Numerous forest preserve areas with walking paths and places to play sports (baseball, soccer, football). Close driving distance to Lake Michigan and several  More

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nice town to raise a  More

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Over 18 years ago

No place is perfect however BG is at or near the top especially in schooling and crime prevention. Numerous parks and biking paths. A great place to raise a family safe  More

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Reviews for Beloit    6 Reviews

We actually do love Beloit. We moved here 4 years ago after living in Mequon and before that Shorewood and Ripon (safe areas with great schools). We have a teen and 2  More

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Over 16 years ago

Excellent school system, outstanding police and fire depts, easy access to two interstate highways plus moderate cost of living make Beloit an excellent choice for a  More

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Over 17 years ago

We have lived in rural Beloit for 12 years, and lived in Milwaukee before that. My perception of Beloit is that people are very friendly. There is plenty of community  More

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