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The 2010 Census: Ensuring a Complete Count in California

Overview

California’s population is among the most difficult to count. California has 10 out of 50 counties nationwide with the largest hard to count populations, 12% of the total U.S. population and 25% of the nation’s undocumented population.

Hard to Count populations in California include: people of color, young children, immigrants, and people with limited English proficiency, renters, highly mobile people, people who are unemployed and people who are homeless.

Table 1: Hard-To-Count Populations by California Counties
County
County Population Living in HTC Areas
Los Angeles 4,418,226
San Diego 676,357
Orange 647,478
San Bernardino 608,431
Fresno 465,123
Riverside 420,005
Alameda 346,073
Sacramento 338,504
Kern 278,838
San Francisco 208,595
Source: The Census Project

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