2025 Compare Cities People:
Half Moon Bay, CA vs San Mateo, CA

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Highlights
- San Mateo is 0% more densely populated than Half Moon Bay.
- People are 5.3% less likely to be married in San Mateo.
- The Median Age is 7.2 years younger in San Mateo.
 Half Moon Bay, CASan Mateo, CAUnited States
 Population  Unlock105,087329,725,481
 Female Population53.3%  Unlock50.5%
 Male Population46.7%  Unlock49.5%
 Median Age  Unlock37.738.4
 space3
 Population - 201011,369  Unlock309,327,143
 Population - 2000  Unlock92,482285,036,114
 Population - 19908,886  Unlock251,960,433
 Pop. 2000 to Now  Unlock10.7%15.6%
 Pop. 1990 to Now40.8%  Unlock30.8%
 space4
 Population Density  Unlock8,632.893.4
 Land Area6.4  Unlock3,531,905.4
 Water Area  Unlock3.7264,836.8
 space
 Est. Total Population By Age
 Half Moon Bay, CASan Mateo, CAUnited States
 Age 0 to 45.7%  Unlock5.9%
 Age 5 to 9  Unlock5.6%6.1%
 Age 10 to 144.9%  Unlock6.6%
 Age 15 to 17  Unlock2.7%3.9%
 Age 18 to 206.1%  Unlock4.0%
 Age 21 to 24  Unlock4.1%5.2%
 Age 25 to 349.7%  Unlock13.8%
 Age 35 to 44  Unlock15.4%12.9%
 Age 45 to 5414.0%  Unlock12.6%
 Age 55 to 59  Unlock5.8%6.7%
 Age 60 to 647.3%  Unlock6.3%
 Age 65 to 74  Unlock8.0%9.6%
 Age 75 to 845.6%  Unlock4.5%
 Age 85 and over  Unlock2.8%1.9%
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 Race
 Half Moon Bay, CASan Mateo, CAUnited States
 White59.2%  Unlock59.4%
 Black  Unlock1.9%12.2%
 Asian5.3%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.2%  Unlock0.2%
 Other  Unlock0.6%0.4%
 Two or More Races3.1%  Unlock3.2%
 Hispanic  Unlock24.1%18.4%
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 Marriage & Family
 Half Moon Bay, CASan Mateo, CAUnited States
 Married Population55.5%  Unlock49.8%
     Currently Married  Unlock51.3%48.0%
 Married but Separated1.5%  Unlock1.8%
 Single Population  Unlock47.4%50.2%
 Never Married29.8%  Unlock33.8%
 Divorced  Unlock8.9%10.8%
 Widowed5.6%  Unlock5.6%
 space5
 Household Size  Unlock2.582.60
 Households4,117  Unlock124,010,992
 Family Households  Unlock25,42080,755,759
     Married couple, w/children26.8%  Unlock30.5%
     Married couple, no children  Unlock43.3%42.9%
 Non Family Households1,285  Unlock43,255,233
     Single householder, w/children  Unlock10.4%15.8%
     Single householder, no children7.8%  Unlock10.8%
Reviews for Half Moon Bay    3 Reviews

HMB has one of the best climates in the world. It also has some very good restaurants. You have the ocean on one side and scenic foothills to the east.It would be heaven  More

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Over 19 years ago

Rural coastal living in a great community close to San Francisco and Silicon  More

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Over 20 years ago

I lived in HMB for 17 years and loved (almost) every minute there. Beautiful hills to the east of the town and the Pacific ocean to the west. Close to San Francisco,  More

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Start Your Review of Half Moon Bay

Reviews for San Mateo    12 Reviews

I have lived in San Mateo since 2013. It has seen tremendous growth, lots of new restaurants which have become progressively more high-end though there is ample  More

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I'm a native of California. I have lived in the southern part of the state and the northern part of the state for most of my life. I have spent the last 29 years in  More

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Over 15 years ago

San Mateo has a diverse mix of people, a pleasant climate, a very pleasant downtown park with lots going on, and pretty much whatever you need handy. It's not far to  More

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Start Your Review of San Mateo


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