Population by Age

Age Distribution

Santa Clara & San Mateo Counties, San Francisco, California, and the United States | 2022

Percent Change in Population by Age

Santa Clara & San Mateo Counties

2012-20222019-2022
<18-13.0%-9.2%
18-240.5%1.0%
25-440.6%-5.2%
45-64-0.8%-3.5%
65+31.7%5.9%
Total0.9%-3.5%

Data Source:

United States Census Bureau, American Community Survey

Analysis:

Silicon Valley Institute for Regional Studies

Data are from the United States Census Bureau, American Community Survey 1-Year Estimates. Silicon Valley includes Santa Clara and San Mateo Counties.

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Resources for Relevant Data and Reports (show)