2025 Compare Cities People:
Cupertino, CA vs Kailua (Honolulu County), HI

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Highlights
- Kailua (Honolulu County) is 0% more densely populated than Cupertino.
- People are 11.1% less likely to be married in Kailua (Honolulu County).
- The Median Age is 0.9 years older in Kailua (Honolulu County).
 Cupertino, CAKailua (Honolulu County), HIUnited States
 Population  Unlock40,402329,725,481
 Female Population48.2%  Unlock50.5%
 Male Population51.8%  Unlock49.5%
 Median Age  Unlock41.938.4
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 Population - 201058,677  Unlock309,327,143
 Population - 2000  Unlock36,513285,036,114
 Population - 199040,263  Unlock251,960,433
 Pop. 2000 to Now  Unlock1.4%15.6%
 Pop. 1990 to Now45.5%  Unlock30.8%
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 Population Density  Unlock5,202.493.4
 Land Area11.3  Unlock3,531,905.4
 Water Area  Unlock2.8264,836.8
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 Est. Total Population By Age
 Cupertino, CAKailua (Honolulu County), HIUnited States
 Age 0 to 44.8%  Unlock5.9%
 Age 5 to 9  Unlock6.2%6.1%
 Age 10 to 149.2%  Unlock6.6%
 Age 15 to 17  Unlock3.2%3.9%
 Age 18 to 203.1%  Unlock4.0%
 Age 21 to 24  Unlock3.9%5.2%
 Age 25 to 349.6%  Unlock13.8%
 Age 35 to 44  Unlock14.4%12.9%
 Age 45 to 5417.4%  Unlock12.6%
 Age 55 to 59  Unlock7.0%6.7%
 Age 60 to 645.0%  Unlock6.3%
 Age 65 to 74  Unlock11.5%9.6%
 Age 75 to 844.7%  Unlock4.5%
 Age 85 and over  Unlock3.2%1.9%
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 Race
 Cupertino, CAKailua (Honolulu County), HIUnited States
 White22.5%  Unlock59.4%
 Black  Unlock0.6%12.2%
 Asian69.3%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.4%  Unlock0.2%
 Other  Unlock0.9%0.4%
 Two or More Races3.5%  Unlock3.2%
 Hispanic  Unlock8.7%18.4%
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 Marriage & Family
 Cupertino, CAKailua (Honolulu County), HIUnited States
 Married Population64.2%  Unlock49.8%
     Currently Married  Unlock56.4%48.0%
 Married but Separated0.9%  Unlock1.8%
 Single Population  Unlock42.9%50.2%
 Never Married27.1%  Unlock33.8%
 Divorced  Unlock8.9%10.8%
 Widowed4.6%  Unlock5.6%
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 Household Size  Unlock3.082.60
 Households20,963  Unlock124,010,992
 Family Households  Unlock9,73580,755,759
     Married couple, w/children53.2%  Unlock30.5%
     Married couple, no children  Unlock46.4%42.9%
 Non Family Households4,837  Unlock43,255,233
     Single householder, w/children  Unlock8.2%15.8%
     Single householder, no children5.9%  Unlock10.8%
Reviews for Cupertino    7 Reviews

I love this city. Cupertino has everything to offer. We have the best schools, weather, health care, and everything is close by. Absolutely everything is here.   More

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Over 3 years ago

I’ve lived here for 24 years. Cupertino is totally convenient. Literally library, parks, grocery stores, all shopping, bakery’s, restaurants, all within walking  More

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I look at the pros and cons listed here about Cupertino and I just laugh. I’ve lived here for 21 years. Here’s what I can tell you.The pros:-The weather is good year  More

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Reviews for Kailua (Honolulu County)    10 Reviews

I have live in Kailua Oahu, HI for more than 27 years. I love this place but the cost to live here is becoming to much as I approach retirement. It also has become  More

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Over 13 years ago

Kailua is a perfect place to live if you like a relaxed and friendly neighborhood. It is close to local shops, local restaurants, beaches and ocean activities. Easy  More

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We've been here for the past 10 years, and it is truly heaven on earth from an environmental perspective, but a Cost of Living comparison will scare the daylights out of  More

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Start Your Review of Kailua (Honolulu County)


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