California population between 2000 and 2023
Over the last 20 plus years, between 2000 and 2023, population of California increased by 4.97 million. In this period, the peak population was 39.5 million in the year 2020. The numbers suggest that the population has already reached its peak and is showing a trend of decline.
| Year | Population | Year on Year Change | Change in Percent |
|---|---|---|---|
| 2000 | 33,994,383 | - | - |
| 2001 | 34,498,338 | 503,955 | 1.48% |
| 2002 | 34,900,430 | 402,092 | 1.17% |
| 2003 | 35,288,224 | 387,794 | 1.11% |
| 2004 | 35,616,075 | 327,851 | 0.93% |
| 2005 | 35,870,670 | 254,595 | 0.71% |
| 2006 | 36,058,866 | 188,196 | 0.52% |
| 2007 | 36,287,427 | 228,561 | 0.63% |
| 2008 | 36,636,122 | 348,695 | 0.96% |
| 2009 | 36,986,107 | 349,985 | 0.96% |
| 2010 | 37,319,550 | 333,443 | 0.90% |
| 2011 | 37,636,311 | 316,761 | 0.85% |
| 2012 | 37,944,551 | 308,240 | 0.82% |
| 2013 | 38,253,768 | 309,217 | 0.81% |
| 2014 | 38,586,706 | 332,938 | 0.87% |
| 2015 | 38,904,296 | 317,590 | 0.82% |
| 2016 | 39,149,186 | 244,890 | 0.63% |
| 2017 | 39,337,785 | 188,599 | 0.48% |
| 2018 | 39,437,463 | 99,678 | 0.25% |
| 2019 | 39,437,610 | 147 | 0.00% |
| 2020 | 39,503,200 | 65,590 | 0.17% |
| 2021 | 39,145,060 | -358,140 | -0.91% |
| 2022 | 39,040,616 | -104,444 | -0.27% |
| 2023 | 38,965,193 | -75,423 | -0.19% |
TABLE OF CONTENTS
California population from 2000 to 2023
From 2000 to 2010, California's population increased by 3.33 million (9.78%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 9.63%.
From 2010 to 2020, California's population increased by 2.18 million (5.85%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.18% .
After the COVID19 pandemic and, between the year 2020 and 2023, California's population decreased by 538,007 (1.36%).For the same period, the rate of growth for the United States was 1.02%.
FIGURE 1
California's population from 2000 to 2023.
The estimated population at the end of 2023 was 38.97 million.
Between the year 2000 and 2023, California's population peaked in year 2020 at 39.5 million.
Between the year 2000 and 2023, California's population was lowest in year 2000 at 33.99 million.
California annual population growth rate
Between the years 2000 and 2023, i.e. 23 annual cycles, the population of California grew year by year for 20 years and declined for 3 years.
From 2000 to 2023, California had an average annual population growth rate of 0.64% per year. Overall the population grew 14.62% between 2000 and 2023.
FIGURE 2
California annual population growth rate
The average annual growth rate from 2000 to 2023 was 0.64% per year.
From 2000 to 2001 California population grew the most, with an increase of 503,955 people (a 1.48% year-on-year increase)..
From 2020 to 2021 California population experienced the most significant decrease, with a decline of 358,140 people (a 0.91% year-on-year decline).
Things to know
Is California population increasing or decreasing?
According to the latest data from U.S. Census Bureau's population estimates, California's population decreased by 179,867 between 2021 and 2023. The decrease was 104,444 (increased) between 2021 and 2022; and decrease of 75,423 (0.19%) between 2022 and 2023.
How has the population of California changed in the last 10 years?
Between 2013 and 2023, population of California increased by 711,425 (1.86%). The population was highest at 39.5 million in the year 2020 and lowest at 38.59 million in the year 2014. Overall the average growth rate witnessed for the last 10 years was 0.19%.
References
- US Census Bureau Population Estimates Population Estimates Program (PEP)