2025 Compare Cities People:
Lake Zurich, IL vs Sierra Vista, AZ

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Highlights
- Sierra Vista is 0% more densely populated than Lake Zurich.
- People are 15.6% less likely to be married in Sierra Vista.
- The Median Age is 3.5 years younger in Sierra Vista.
 Lake Zurich, ILSierra Vista, AZUnited States
 Population  Unlock44,944329,725,481
 Female Population50.8%  Unlock50.5%
 Male Population49.2%  Unlock49.5%
 Median Age  Unlock37.338.4
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 Population - 201019,719  Unlock309,327,143
 Population - 2000  Unlock37,775285,036,114
 Population - 199014,947  Unlock251,960,433
 Pop. 2000 to Now  Unlock16.3%15.6%
 Pop. 1990 to Now32.2%  Unlock30.8%
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 Population Density  Unlock295.393.4
 Land Area6.8  Unlock3,531,905.4
 Water Area  Unlock0.3264,836.8
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 Est. Total Population By Age
 Lake Zurich, ILSierra Vista, AZUnited States
 Age 0 to 45.6%  Unlock5.9%
 Age 5 to 9  Unlock7.1%6.1%
 Age 10 to 146.7%  Unlock6.6%
 Age 15 to 17  Unlock3.3%3.9%
 Age 18 to 203.2%  Unlock4.0%
 Age 21 to 24  Unlock6.1%5.2%
 Age 25 to 3411.0%  Unlock13.8%
 Age 35 to 44  Unlock13.0%12.9%
 Age 45 to 5415.6%  Unlock12.6%
 Age 55 to 59  Unlock5.3%6.7%
 Age 60 to 647.6%  Unlock6.3%
 Age 65 to 74  Unlock10.4%9.6%
 Age 75 to 843.0%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
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 Race
 Lake Zurich, ILSierra Vista, AZUnited States
 White84.5%  Unlock59.4%
 Black  Unlock6.6%12.2%
 Asian8.3%  Unlock5.6%
 Native American  Unlock0.6%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races2.8%  Unlock3.2%
 Hispanic  Unlock24.5%18.4%
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 Marriage & Family
 Lake Zurich, ILSierra Vista, AZUnited States
 Married Population62.5%  Unlock49.8%
     Currently Married  Unlock51.5%48.0%
 Married but Separated0.8%  Unlock1.8%
 Single Population  Unlock47.2%50.2%
 Never Married26.3%  Unlock33.8%
 Divorced  Unlock12.8%10.8%
 Widowed3.6%  Unlock5.6%
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 Household Size  Unlock2.362.60
 Households7,105  Unlock124,010,992
 Family Households  Unlock11,24880,755,759
     Married couple, w/children36.9%  Unlock30.5%
     Married couple, no children  Unlock45.0%42.9%
 Non Family Households1,432  Unlock43,255,233
     Single householder, w/children  Unlock16.7%15.8%
     Single householder, no children7.8%  Unlock10.8%
Reviews for Lake Zurich    6 Reviews

The suburb provides convenient access to the Chicago Metro features, as well as the comfort of a small bedroom  More

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LZ downtown revitalization is at a standstill...with townhomes built and not selling..plus our gateway building may never be built due to disagreements on funding by the  More

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Over 18 years ago

Lake Zurich is in the midst of a retro revitalization. They have moved the major highway out from downtown and are building condos, shops and apartments. This by  More

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Reviews for Sierra Vista    30 Reviews

I've lived in Sierra Vista for 22 months. It has positives and negatives. Bisbee, Tombstone, being close to Tucson, are positives. The views are beautiful. There's lots  More

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Over 3 years ago

Nice town, quite, huge military community and snowbirds in winter. If you want to live where you can not be mugged and have beautiful views for miles, this is the  More

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Over 3 years ago

I have lived in Sierra Vista 3 years and for 6 months, in the town north of S.V. sierra Vista lives up to its name with gorgeous mountains encircling you and sunrises  More

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