Arizona vs California: Population
California has a larger population than Arizona by 31,654,632 people.
National Rankings
Where They Rank Nationally
See where both states fall among all 50 states for population.
Top 10 States — Population
California
Texas
Florida
New York
Pennsylvania
Illinois
Ohio
Georgia
North Carolina
Michigan
Arizona
Arizona ranks 14th and California ranks 1st nationally for population.
Related context
Population in Context
Raw headcount only tells part of the story — density and education round it out.
What this means
Arizona vs California: Population in context
California's population is 39,345,844, compared with 7,691,212 in Arizona — roughly 5.1× the Arizona figure. Estimated resident population in 2025 (U.S. Census Bureau Population Estimates).
People also ask
Arizona vs California Population — common questions
QWhat is Arizona's population?
Arizona's population is 7,691,212.
QWhat is California's population?
California's population is 39,345,844.
QWhich state has a higher population — Arizona or California?
California has a larger population than Arizona by 31,654,632 people.
QHow much more population does California have compared to Arizona?
+31,654,632 people.
More comparisons: Arizona vs California
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