Population by County (2020 US Census)
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California Health and Human Services Agency
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October 12, 2025
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Populations by California counties and statewide based on the 2020 Census Demographic and Housing Characteristics File (DHC). For more information, please see the [DHC Technical Documentation](https://www.census.gov/programs-surveys/decennial-census/technical-documentation/complete-technical-documents.html#dhc-and-dp). Source: Race Ethnicity by county and statewide for California: U.S. Census Bureau. "HISPANIC OR LATINO, AND NOT HISPANIC OR LATINO BY RACE." Decennial Census, DEC Demographic and Housing Characteristics, Table P9, 2020, . Accessed on December 5, 2024.
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