2025 Compare Cities People:
Belvidere, IL vs Sierra Vista, AZ

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Highlights
- Sierra Vista is 0% more densely populated than Belvidere.
- People are 25.6% more likely to be married in Sierra Vista.
- The Median Age is 0.4 years older in Sierra Vista.
 Belvidere, ILSierra Vista, AZUnited States
 Population  Unlock44,944329,725,481
 Female Population52.3%  Unlock50.5%
 Male Population47.7%  Unlock49.5%
 Median Age  Unlock37.338.4
 space3
 Population - 201025,598  Unlock309,327,143
 Population - 2000  Unlock37,775285,036,114
 Population - 199015,958  Unlock251,960,433
 Pop. 2000 to Now  Unlock16.3%15.6%
 Pop. 1990 to Now55.0%  Unlock30.8%
 space4
 Population Density  Unlock295.393.4
 Land Area12.1  Unlock3,531,905.4
 Water Area  Unlock0.3264,836.8
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 Est. Total Population By Age
 Belvidere, ILSierra Vista, AZUnited States
 Age 0 to 45.9%  Unlock5.9%
 Age 5 to 9  Unlock7.1%6.1%
 Age 10 to 147.2%  Unlock6.6%
 Age 15 to 17  Unlock3.3%3.9%
 Age 18 to 204.5%  Unlock4.0%
 Age 21 to 24  Unlock6.1%5.2%
 Age 25 to 3413.4%  Unlock13.8%
 Age 35 to 44  Unlock13.0%12.9%
 Age 45 to 5413.5%  Unlock12.6%
 Age 55 to 59  Unlock5.3%6.7%
 Age 60 to 644.8%  Unlock6.3%
 Age 65 to 74  Unlock10.4%9.6%
 Age 75 to 844.4%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
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 Race
 Belvidere, ILSierra Vista, AZUnited States
 White60.1%  Unlock59.4%
 Black  Unlock6.6%12.2%
 Asian0.9%  Unlock5.6%
 Native American  Unlock0.6%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races1.1%  Unlock3.2%
 Hispanic  Unlock24.5%18.4%
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 Marriage & Family
 Belvidere, ILSierra Vista, AZUnited States
 Married Population42.0%  Unlock49.8%
     Currently Married  Unlock51.5%48.0%
 Married but Separated2.1%  Unlock1.8%
 Single Population  Unlock47.2%50.2%
 Never Married36.6%  Unlock33.8%
 Divorced  Unlock12.8%10.8%
 Widowed6.9%  Unlock5.6%
 space5
 Household Size  Unlock2.362.60
 Households9,193  Unlock124,010,992
 Family Households  Unlock11,24880,755,759
     Married couple, w/children26.5%  Unlock30.5%
     Married couple, no children  Unlock45.0%42.9%
 Non Family Households3,364  Unlock43,255,233
     Single householder, w/children  Unlock16.7%15.8%
     Single householder, no children12.9%  Unlock10.8%
Reviews for Belvidere    4 Reviews

The town is full of gangs from chicago that spay paint everything. The police are like nazi storm troopers. The court system is full of good ole boys. The only honorable  More

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People from the Chicago suburbs can't believe the low cost of housing. Schools are good. Easy to go to the city or an  More

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Over 17 years ago

I recently moved back to Belvidere from the suburbs of Chicago. I am very happy to find that the cost of living is far cheaper than anyother place I have found in IL (&  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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