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2025 Compare Cities People:
Algonquin, IL vs Buffalo Grove, IL

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Highlights
- Buffalo Grove is 0% more densely populated than Algonquin.
- People are 6.9% more likely to be married in Buffalo Grove.
- The Median Age is 0.8 years younger in Buffalo Grove.
 Algonquin, ILBuffalo Grove, ILUnited States
 Population  Unlock43,062329,725,481
 Female Population49.5%  Unlock50.5%
 Male Population50.5%  Unlock49.5%
 Median Age  Unlock41.238.4
 space3
 Population - 201030,079  Unlock309,327,143
 Population - 2000  Unlock42,909285,036,114
 Population - 199011,663  Unlock251,960,433
 Pop. 2000 to Now  Unlock-6.4%15.6%
 Pop. 1990 to Now163.5%  Unlock30.8%
 space4
 Population Density  Unlock4,540.093.4
 Land Area12.2  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Algonquin, ILBuffalo Grove, ILUnited States
 Age 0 to 44.7%  Unlock5.9%
 Age 5 to 9  Unlock5.8%6.1%
 Age 10 to 145.9%  Unlock6.6%
 Age 15 to 17  Unlock5.4%3.9%
 Age 18 to 203.9%  Unlock4.0%
 Age 21 to 24  Unlock4.0%5.2%
 Age 25 to 3412.0%  Unlock13.8%
 Age 35 to 44  Unlock14.9%12.9%
 Age 45 to 5416.3%  Unlock12.6%
 Age 55 to 59  Unlock7.3%6.7%
 Age 60 to 646.8%  Unlock6.3%
 Age 65 to 74  Unlock9.3%9.6%
 Age 75 to 843.4%  Unlock4.5%
 Age 85 and over  Unlock1.8%1.9%
 space1
 Race
 Algonquin, ILBuffalo Grove, ILUnited States
 White77.3%  Unlock59.4%
 Black  Unlock3.2%12.2%
 Asian6.8%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races2.8%  Unlock3.2%
 Hispanic  Unlock6.5%18.4%
 space2
 Marriage & Family
 Algonquin, ILBuffalo Grove, ILUnited States
 Married Population59.0%  Unlock49.8%
     Currently Married  Unlock62.3%48.0%
 Married but Separated0.9%  Unlock1.8%
 Single Population  Unlock36.9%50.2%
 Never Married27.7%  Unlock33.8%
 Divorced  Unlock7.9%10.8%
 Widowed5.3%  Unlock5.6%
 space5
 Household Size  Unlock2.692.60
 Households11,018  Unlock124,010,992
 Family Households  Unlock11,90680,755,759
     Married couple, w/children32.4%  Unlock30.5%
     Married couple, no children  Unlock44.1%42.9%
 Non Family Households2,546  Unlock43,255,233
     Single householder, w/children  Unlock8.1%15.8%
     Single householder, no children8.3%  Unlock10.8%
Voting
Reviews for Algonquin    4 Reviews
Joan · Lake St. Louis, MO
Algonquin
Over 1 years ago

Algonquin has really changed and grown, especially west algonquin. Politically though it leans conservative. That has not changed. People are nice though and they are  More

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Jim · Algonquin, IL
What crime?
Over 15 years ago

This town is practically Mayberry as far as crime goes.  More

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Kevin · Algonquin, IL
Algonquin Illinois
Over 18 years ago

Algonquin is a far northwest suburb of Chicago north of Elgin IL off of I90. The western part of Algonquin has shown significant growth and expansion over the past few  More

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Reviews for Buffalo Grove    7 Reviews
Linda · Buffalo Grove, IL
Outdoor recreation
Over 11 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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jun · Buffalo Grove, IL
nice town to raise a family
Over 12 years ago

nice town to raise a  More

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Bp · Buffalo Grove, IL
Bison country
Over 17 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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Learn More About Algonquin, Illinois
Overview
Cost of Living
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Learn More About Buffalo Grove, Illinois
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