Which state-year observation ranks first by population?

California (2020 estimate) is #1 with 39.5M.

Which state-year observations make up the top 10?

#1 California (2020 estimate), #2 California (2024 estimate), #3 California (2025 estimate), #4 California (2023 estimate), #5 California (2021 estimate), and 5 more.

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Top 10 US State Population by Year

Ranked by population. 300 items total.

California (2020 estimate)39.5M

California had a Census population estimate of 39,527,808 in 2020.

California (2024 estimate)39.4M

California had a Census population estimate of 39,364,774 in 2024.

California (2025 estimate)39.4M

California had a Census population estimate of 39,355,309 in 2025.

California (2023 estimate)39.2M

California (2021 estimate)39.2M

California (2022 estimate)39.1M

Texas (2025 estimate)31.7M

Texas (2024 estimate)31.3M

Texas (2023 estimate)30.7M

#10

Texas (2022 estimate)30.1M

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