Placer County, CA Population by Year

In 2022, the population of Placer County was 417,772, a 1.21% increase year-by-year from 2021. Previously, in 2021, Placer County's population was 412,789, an increase of 1.70% compared to a population of 405,889 in 2020.
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Updated Sep 18, 2023

Placer County, CA population between 2000 and 2022

Over the last 20 plus years, between 2000 and 2022, population of Placer County increased by 166,643. In this period, the peak population was 417,772 in the year 2022. The numbers suggest that the population has not reached its peak yet and is showing a trend of further growth.

Year Population Year on Year Change Change in Percent
2000 251,129 - -
2001 264,207 13,078 5.21%
2002 278,002 13,795 5.22%
2003 292,368 14,366 5.17%
2004 305,046 12,678 4.34%
2005 315,516 10,470 3.43%
2006 325,215 9,699 3.07%
2007 332,857 7,642 2.35%
2008 341,960 9,103 2.73%
2009 348,711 6,751 1.97%
2010 350,007 1,296 0.37%
2011 356,323 6,316 1.8%
2012 360,269 3,946 1.11%
2013 365,415 5,146 1.43%
2014 369,241 3,826 1.05%
2015 372,870 3,629 0.98%
2016 379,046 6,176 1.66%
2017 385,348 6,302 1.66%
2018 392,735 7,387 1.92%
2019 398,918 6,183 1.57%
2020 405,889 6,971 1.75%
2021 412,789 6,900 1.7%
2022 417,772 4,983 1.21%
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Placer County, CA population from 2000 to 2022

From 2000 to 2010, Placer County's population increased by 98,878 (39.37%), 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, Placer County's population increased by 55,882 (15.97%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.

The graph shows Placer County's population from 2000 to 2022, with years on x-axis and population on y-axis
Placer County's population from 2000 to 2022. The estimated population at the end of 2022 was 417,772. Source: U.S. Census Bureau (Population Estimates Program)

Between the year 2000 and 2022, Placer County's population peaked in year 2022 at 417,772.

Between the year 2000 and 2022, Placer County's population was lowest in year 2000 at 251,129.

Placer County, CA annual population growth rate

Between the years 2000 and 2022, i.e. 22 annual cycles, the population of Placer County grew year by year for 22 years and declined for 0 years.

From 2000 to 2022, Placer County had an average annual population growth rate of 3.02% per year. Overall the population grew 66.36% between 2000 and 2022.

The graph shows Placer County's annual population change from 2000 to 2022, with years on x-axis and population annual growth on y-axis
Placer County's annual population change from 2000 to 2022. The average annual growth rate from 2000 to 2022 was 3.02% per year. In the last two years, the population grew by 11,883. Source: U.S. Census Bureau (Population Estimates Program)

From 2002 to 2003, Placer County's population grew the most with an increase of 14,366 (5.17%).

While from 2009 and 2010, Placer County's population grew the least with a growth of 1,296 (0.37%).

Things to know

Is Placer County, CA population increasing or decreasing?

According to the latest data from U.S. Census Bureau's population estimates, Placer County's population increased by 11,883 between 2020 and 2022. The increase was 6,900 (1.70%) between 2020 and 2021; and increase of 4,983 (1.21%) between 2021 and 2022.

How has the population of Placer County, CA changed in the last 10 years?

Between 2012 and 2022, population of Placer County increased by 52,357 (14.33%). The population was highest at 417,772 in the year 2022 and lowest at 365,415 in the year 2013. Overall the average growth rate witnessed for the last 10 years was 1.49%.

References

Datasets

Explore datasets by year of publication.
2023
Placer County, CA Population Dataset: Yearly Figures, Population Change, and Percent Change Analysis
Last updated September 18, 2023
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the Placer County population over the last 20 plus years. It lists the population for each year, along with the year on year change in population, as well as the change in percentage terms for each year. The dataset can be utilized to understand the population change of Placer County across the last two decades. For example, using this dataset, we can identify if the population is declining or increasing. If there is a change, when the population peaked, or if it is still growing and has not reached its peak. We can also compare the trend with the overall trend of United States population over the same period of time.

Key observations

In 2022, the population of Placer County was 417,772, a 1.21% increase year-by-year from 2021. Previously, in 2021, Placer County population was 412,789, an increase of 1.70% compared to a population of 405,889 in 2020. Over the last 20 plus years, between 2000 and 2022, population of Placer County increased by 166,643. In this period, the peak population was 417,772 in the year 2022. The numbers suggest that the population has not reached its peak yet and is showing a trend of further growth. Source: U.S. Census Bureau Population Estimates Program (PEP).

Placer County population by year

Content

When available, the data consists of estimates from the U.S. Census Bureau Population Estimates Program (PEP).

Data Coverage:

  • From 2000 to 2022

Variables / Data Columns

  • Year: This column displays the data year (Measured annually and for years 2000 to 2022)
  • Population: The population for the specific year for the Placer County is shown in this column.
  • Year on Year Change: This column displays the change in Placer County population for each year compared to the previous year.
  • Change in Percent: This column displays the year on year change as a percentage. Please note that the sum of all percentages may not equal one due to rounding of values.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Placer County Population by Year. You can refer the same here

If you're looking for datasets from another year, please feel free to contact us at research@neilsberg.com and we'll be happy to assist you further.

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Population of places that contain Placer County

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Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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