2025 Compare Cities People:
Sammamish, WA vs Irvine, CA

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Highlights
- Irvine is 0% more densely populated than Sammamish.
- People are 27.3% less likely to be married in Irvine.
- The Median Age is 5.4 years younger in Irvine.
 Sammamish, WAIrvine, CAUnited States
 Population  Unlock297,868329,725,481
 Female Population51.8%  Unlock50.5%
 Male Population48.2%  Unlock49.5%
 Median Age  Unlock33.838.4
 space3
 Population - 201057,656  Unlock309,327,143
 Population - 2000  Unlock143,072285,036,114
 Population - 199023,294  Unlock251,960,433
 Pop. 2000 to Now  Unlock98.3%15.6%
 Pop. 1990 to Now183.2%  Unlock30.8%
 space4
 Population Density  Unlock4,541.993.4
 Land Area20.4  Unlock3,531,905.4
 Water Area  Unlock0.3264,836.8
 space
 Est. Total Population By Age
 Sammamish, WAIrvine, CAUnited States
 Age 0 to 46.1%  Unlock5.9%
 Age 5 to 9  Unlock5.7%6.1%
 Age 10 to 149.9%  Unlock6.6%
 Age 15 to 17  Unlock3.8%3.9%
 Age 18 to 202.7%  Unlock4.0%
 Age 21 to 24  Unlock6.2%5.2%
 Age 25 to 348.0%  Unlock13.8%
 Age 35 to 44  Unlock14.5%12.9%
 Age 45 to 5419.1%  Unlock12.6%
 Age 55 to 59  Unlock5.5%6.7%
 Age 60 to 645.3%  Unlock6.3%
 Age 65 to 74  Unlock6.1%9.6%
 Age 75 to 841.7%  Unlock4.5%
 Age 85 and over  Unlock1.2%1.9%
 space1
 Race
 Sammamish, WAIrvine, CAUnited States
 White55.8%  Unlock59.4%
 Black  Unlock1.7%12.2%
 Asian33.3%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.3%0.4%
 Two or More Races4.9%  Unlock3.2%
 Hispanic  Unlock11.9%18.4%
 space2
 Marriage & Family
 Sammamish, WAIrvine, CAUnited States
 Married Population70.7%  Unlock49.8%
     Currently Married  Unlock50.3%48.0%
 Married but Separated0.7%  Unlock1.8%
 Single Population  Unlock48.6%50.2%
 Never Married22.7%  Unlock33.8%
 Divorced  Unlock7.5%10.8%
 Widowed1.9%  Unlock5.6%
 space5
 Household Size  Unlock2.702.60
 Households21,930  Unlock124,010,992
 Family Households  Unlock69,18180,755,759
     Married couple, w/children54.5%  Unlock30.5%
     Married couple, no children  Unlock37.7%42.9%
 Non Family Households2,792  Unlock43,255,233
     Single householder, w/children  Unlock9.8%15.8%
     Single householder, no children3.7%  Unlock10.8%
Reviews for Sammamish    4 Reviews

Over 10 years ago

Seattle has beautiful greenery and gorgeous mountain views. It is quite dark and gloomy for much of the late fall into spring...or July 5th as locals know quite well. I  More

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Housing seems to be very overpriced, however after all things considered, it is well worth it. (Family of  More

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Sammamish is honestly a wonderful place to live. It's perfect for a family who wants a comfortable entertaining suburban life. The schools are pretty great, as I can say  More

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Reviews for Irvine    42 Reviews

We've lived in Irvine since '87. We have raised two children within the ISUD. Both are grown up. Sure, there have been many changes since then.. the City has  More

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I've lived in Irvine for 2 years and in Orange County for 10 so I'm pretty familiar with the area by now and all it has to offer. Perhaps my review of this place has  More

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I wouldn't live elsewhere. I originally moved to Irvine in 2002 from the Midwest, not knowing what it even was. I left and moved around a great deal locally in OC,  More

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