2025 Compare Cities People:
Hamilton, MT vs Costa Mesa, CA

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Highlights
- Costa Mesa is 0% more densely populated than Hamilton.
- People are 11.2% more likely to be married in Costa Mesa.
- The Median Age is 12.5 years younger in Costa Mesa.
 Hamilton, MTCosta Mesa, CAUnited States
 Population  Unlock112,148329,725,481
 Female Population56.1%  Unlock50.5%
 Male Population43.9%  Unlock49.5%
 Median Age  Unlock3638.4
 space3
 Population - 20104,288  Unlock309,327,143
 Population - 2000  Unlock108,724285,036,114
 Population - 19902,737  Unlock251,960,433
 Pop. 2000 to Now  Unlock3.4%15.6%
 Pop. 1990 to Now84.7%  Unlock30.8%
 space4
 Population Density  Unlock7,099.893.4
 Land Area2.4  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Hamilton, MTCosta Mesa, CAUnited States
 Age 0 to 46.7%  Unlock5.9%
 Age 5 to 9  Unlock4.8%6.1%
 Age 10 to 142.2%  Unlock6.6%
 Age 15 to 17  Unlock3.2%3.9%
 Age 18 to 201.6%  Unlock4.0%
 Age 21 to 24  Unlock5.1%5.2%
 Age 25 to 3410.0%  Unlock13.8%
 Age 35 to 44  Unlock15.1%12.9%
 Age 45 to 5411.1%  Unlock12.6%
 Age 55 to 59  Unlock6.4%6.7%
 Age 60 to 646.6%  Unlock6.3%
 Age 65 to 74  Unlock7.5%9.6%
 Age 75 to 848.8%  Unlock4.5%
 Age 85 and over  Unlock1.7%1.9%
 space1
 Race
 Hamilton, MTCosta Mesa, CAUnited States
 White91.3%  Unlock59.4%
 Black  Unlock1.3%12.2%
 Asian0.8%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.4%0.4%
 Two or More Races2.1%  Unlock3.2%
 Hispanic  Unlock35.9%18.4%
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 Marriage & Family
 Hamilton, MTCosta Mesa, CAUnited States
 Married Population40.5%  Unlock49.8%
     Currently Married  Unlock43.3%48.0%
 Married but Separated0.8%  Unlock1.8%
 Single Population  Unlock54.9%50.2%
 Never Married23.6%  Unlock33.8%
 Divorced  Unlock10.6%10.8%
 Widowed14.6%  Unlock5.6%
 space5
 Household Size  Unlock2.682.60
 Households2,652  Unlock124,010,992
 Family Households  Unlock24,50380,755,759
     Married couple, w/children22.2%  Unlock30.5%
     Married couple, no children  Unlock40.8%42.9%
 Non Family Households1,497  Unlock43,255,233
     Single householder, w/children  Unlock14.8%15.8%
     Single householder, no children13.9%  Unlock10.8%
Reviews for Hamilton    5 Reviews

If you are looking for a great place for family, privacy, views, recreation and the BEST GOLF in the state of Montana, look no further than the Stock Farm Club in  More

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Over 9 years ago

Hamilton indeed is a beautiful place but many of the people here are bigoted toward outsiders AND there is a serious drug problem in Hamilton. Third worst drug problem  More

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Over 17 years ago

Serious crime is so low that a lot of people don't even lock their cars or  More

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Reviews for Costa Mesa    8 Reviews

Over 15 years ago

Costa mesa has awesome shopping but is way too crowded and I have had 3 cars stolen in the past 5 years along with countless break-ins and theft. Expensive. Close to  More

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Over 16 years ago

Costa Mesa has a near perfect climate . . . plenty of sun but rarely over 100 degrees (our house doesn't even have AC). Nestled between Newport Beach and Huntington  More

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We have a good amount of low-income, medium-income, and relatively high-income  More

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