2026 Compare Cities People:
Dublin, CA vs San Marcos, CA

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Highlights
- San Marcos is 0% more densely populated than Dublin.
- People are 14.5% less likely to be married in San Marcos.
- The Median Age is 0.9 years younger in San Marcos.
 Dublin, CASan Marcos, CAUnited States
 Population  Unlock94,313329,725,481
 Female Population50.9%  Unlock50.5%
 Male Population49.1%  Unlock49.5%
 Median Age  Unlock35.638.4
 space3
 Population - 201046,048  Unlock309,327,143
 Population - 2000  Unlock54,977285,036,114
 Population - 199023,229  Unlock251,960,433
 Pop. 2000 to Now  Unlock77.3%15.6%
 Pop. 1990 to Now188.2%  Unlock30.8%
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 Population Density  Unlock3,872.393.4
 Land Area15.2  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
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 Est. Total Population By Age
 Dublin, CASan Marcos, CAUnited States
 Age 0 to 47.6%  Unlock5.9%
 Age 5 to 9  Unlock8.0%6.1%
 Age 10 to 146.9%  Unlock6.6%
 Age 15 to 17  Unlock3.5%3.9%
 Age 18 to 201.8%  Unlock4.0%
 Age 21 to 24  Unlock4.5%5.2%
 Age 25 to 3415.0%  Unlock13.8%
 Age 35 to 44  Unlock15.9%12.9%
 Age 45 to 5414.5%  Unlock12.6%
 Age 55 to 59  Unlock5.5%6.7%
 Age 60 to 644.2%  Unlock6.3%
 Age 65 to 74  Unlock7.5%9.6%
 Age 75 to 842.5%  Unlock4.5%
 Age 85 and over  Unlock1.8%1.9%
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 Race
 Dublin, CASan Marcos, CAUnited States
 White28.8%  Unlock59.4%
 Black  Unlock1.5%12.2%
 Asian52.3%  Unlock5.6%
 Native American  Unlock0.3%0.6%
 Hawaiian, Pacific Islander0.4%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races4.6%  Unlock3.2%
 Hispanic  Unlock39.7%18.4%
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 Marriage & Family
 Dublin, CASan Marcos, CAUnited States
 Married Population63.3%  Unlock49.8%
     Currently Married  Unlock52.7%48.0%
 Married but Separated1.1%  Unlock1.8%
 Single Population  Unlock45.9%50.2%
 Never Married25.2%  Unlock33.8%
 Divorced  Unlock9.1%10.8%
 Widowed3.2%  Unlock5.6%
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 Household Size  Unlock3.082.60
 Households22,946  Unlock124,010,992
 Family Households  Unlock22,51780,755,759
     Married couple, w/children49.8%  Unlock30.5%
     Married couple, no children  Unlock35.3%42.9%
 Non Family Households4,877  Unlock43,255,233
     Single householder, w/children  Unlock14.4%15.8%
     Single householder, no children6.0%  Unlock10.8%
Reviews for Dublin    9 Reviews

Its a suburb of the bay area with no snow, lots of sunny days, less crime, lots of parks. However, it has lots of problems too, hence the 2 stars. Problems which apply  More

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I’ve lived here for a year now and moved here from the Tri-Cities. Imagine going to the bank, grocery shopping and out to eat with little to no lines/wait... that’s is  More

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Over 11 years ago

Here is a review of the entire Bay Area and breakin git down, and how Dublin/Pleasanton fits into that and why it is the best all-around choice for value, flexibility,  More

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Reviews for San Marcos    5 Reviews

Just an amazing place to live. I have lived in 7 states and almost countless cities. Sam Marcos is one of the best. This is literally the longest place I have lived  More

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Over 16 years ago

Is this area to expensive for the average income retired  More

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Over 19 years ago

Beautiful Mediterranean climate with bright sunshine and ocean breazes. City is just 15 minutes away from the  More

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