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San Mateo

County in California (USA)

Contents: Population

The population development of San Mateo as well as related information and services (Wikipedia, Google, images).

San MateoCounty649,623707,161718,451764,659742,893
USA [United States of America]Federal Republic248,709,873281,421,906308,745,538331,515,736340,110,988

Source: U.S. Census Bureau.

Explanation: Latest available rebased total population figures are tabulated.


Further information about the population structure:

Gender (E 2024)
Males369,719
Females373,174
Age Groups (E 2024)
0-17 years140,186
18-64 years462,868
65+ years139,839
Age Distribution (E 2024)
80+ years35,749
70-79 years62,259
60-69 years89,374
50-59 years96,532
40-49 years101,656
30-39 years113,399
20-29 years88,235
10-19 years81,006
0-9 years74,683
Urbanization (C 2020)
Rural13,035
Urban751,407
»Race« (C 2020)
White300,188
Black/African American15,707
Indigenous6,812
Asian230,242
Pacific Islander9,302
Some other107,924
2 or more94,267
Ethnicity (C 2020)
Hispanic or Latino191,386
Other573,056

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