2025 Compare Cities People:
Sunnyvale, CA vs Sun City, AZ

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Highlights
- Sun City is 0% more densely populated than Sunnyvale.
- People are 5.8% less likely to be married in Sun City.
- The Median Age is 37.2 years older in Sun City.
 Sunnyvale, CASun City, AZUnited States
 Population  Unlock37,693329,725,481
 Female Population47.8%  Unlock50.5%
 Male Population52.2%  Unlock49.5%
 Median Age  Unlock72.438.4
 space3
 Population - 2010140,786  Unlock309,327,143
 Population - 2000  Unlock38,309285,036,114
 Population - 1990117,229  Unlock251,960,433
 Pop. 2000 to Now  Unlock11.7%15.6%
 Pop. 1990 to Now29.4%  Unlock30.8%
 space4
 Population Density  Unlock2,613.993.4
 Land Area22.0  Unlock3,531,905.4
 Water Area  Unlock0.2264,836.8
 space
 Est. Total Population By Age
 Sunnyvale, CASun City, AZUnited States
 Age 0 to 47.0%  Unlock5.9%
 Age 5 to 9  Unlock0.2%6.1%
 Age 10 to 145.4%  Unlock6.6%
 Age 15 to 17  Unlock0.1%3.9%
 Age 18 to 201.7%  Unlock4.0%
 Age 21 to 24  Unlock0.4%5.2%
 Age 25 to 3423.1%  Unlock13.8%
 Age 35 to 44  Unlock1.9%12.9%
 Age 45 to 5411.9%  Unlock12.6%
 Age 55 to 59  Unlock5.4%6.7%
 Age 60 to 644.8%  Unlock6.3%
 Age 65 to 74  Unlock34.9%9.6%
 Age 75 to 843.4%  Unlock4.5%
 Age 85 and over  Unlock12.2%1.9%
 space1
 Race
 Sunnyvale, CASun City, AZUnited States
 White28.9%  Unlock59.4%
 Black  Unlock1.6%12.2%
 Asian47.8%  Unlock5.6%
 Native American  Unlock0.4%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races4.5%  Unlock3.2%
 Hispanic  Unlock4.5%18.4%
 space2
 Marriage & Family
 Sunnyvale, CASun City, AZUnited States
 Married Population57.1%  Unlock49.8%
     Currently Married  Unlock52.8%48.0%
 Married but Separated1.1%  Unlock1.8%
 Single Population  Unlock46.3%50.2%
 Never Married33.1%  Unlock33.8%
 Divorced  Unlock19.1%10.8%
 Widowed3.7%  Unlock5.6%
 space5
 Household Size  Unlock1.642.60
 Households57,565  Unlock124,010,992
 Family Households  Unlock10,98580,755,759
     Married couple, w/children41.3%  Unlock30.5%
     Married couple, no children  Unlock86.3%42.9%
 Non Family Households19,635  Unlock43,255,233
     Single householder, w/children  Unlock0.7%15.8%
     Single householder, no children9.4%  Unlock10.8%
Reviews for Sunnyvale    14 Reviews

At this point, I would only recommend moving to silicon valley for the job market. Sure, the weather is great and the restaurants offer huge variety. But the costs of  More

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Like previous reviewer, tech company's tyranny over city gov and quality of living has negatively impacted a fantastic place to live. Climate, while super, is grossly  More

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I've lived here for 40 years. While the weather is fabulous, For the past ten years of high density housing mostly needed to house thousands of a young up coming tech  More

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Reviews for Sun City    9 Reviews

Over 11 years ago

We are so happy to live in Sun City. The Sun City Recreation Centers are available for use by all citizens who pay the yearly membership (required). There are many  More

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Over 15 years ago

Sun City, Arizona is a great place to live either year round or as a snow bird. Sun City has wonderful recreation centers (8 and counting) with over 150 clubs with  More

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Over 15 years ago

I lived in Payson, but moved away searching for some Culture, drama, & musicals. I really enjoyed the hiking, and ourdoors living in Payson. After I recuperated from  More

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