Pennsylvania Population by Year

In 2023, the population of Pennsylvania was 12.96 million, a 0.08% decrease year-by-year from 2022. Previously, in 2022, Pennsylvania's population was 12.97 million, a decline of 0.32% compared to a population of 13.01 million in 2021.
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Updated Aug 1, 2024

Pennsylvania population between 2000 and 2023

Over the last 20 plus years, between 2000 and 2023, population of Pennsylvania increased by 677,802. In this period, the peak population was 13.01 million in the year 2021. 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 12,283,881 - -
2001 12,292,774 8,893 0.07%
2002 12,317,490 24,716 0.20%
2003 12,352,533 35,043 0.28%
2004 12,380,189 27,656 0.22%
2005 12,408,839 28,650 0.23%
2006 12,456,257 47,418 0.38%
2007 12,497,304 41,047 0.33%
2008 12,531,808 34,504 0.28%
2009 12,571,153 39,345 0.31%
2010 12,711,406 140,253 1.12%
2011 12,747,052 35,646 0.28%
2012 12,769,123 22,071 0.17%
2013 12,779,538 10,415 0.08%
2014 12,792,392 12,854 0.10%
2015 12,789,838 -2,554 -0.02%
2016 12,788,468 -1,370 -0.01%
2017 12,794,679 6,211 0.05%
2018 12,809,107 14,428 0.11%
2019 12,798,883 -10,224 -0.08%
2020 12,995,477 196,594 1.54%
2021 13,013,614 18,137 0.14%
2022 12,972,091 -41,523 -0.32%
2023 12,961,683 -10,408 -0.08%
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Pennsylvania population from 2000 to 2023

From 2000 to 2010, Pennsylvania's population increased by 427,525 (3.48%), 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, Pennsylvania's population increased by 284,071 (2.23%), 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, Pennsylvania's population decreased by 33,794 (0.26%).For the same period, the rate of growth for the United States was 1.02%.

FIGURE 1

Pennsylvania's population from 2000 to 2023.

The estimated population at the end of 2023 was 12.96 million.

Source: U.S. Census Bureau (Population Estimates Program).

Between the year 2000 and 2023, Pennsylvania's population peaked in year 2021 at 13.01 million.

Between the year 2000 and 2023, Pennsylvania's population was lowest in year 2000 at 12.28 million.

Pennsylvania annual population growth rate

Between the years 2000 and 2023, i.e. 23 annual cycles, the population of Pennsylvania grew year by year for 18 years and declined for 5 years.

From 2000 to 2023, Pennsylvania had an average annual population growth rate of 0.24% per year. Overall the population grew 5.52% between 2000 and 2023.

FIGURE 2

Pennsylvania annual population growth rate

The average annual growth rate from 2000 to 2023 was 0.24% per year.

Source: U.S. Census Bureau (Population Estimates Program).

From 2019 to 2020 Pennsylvania population grew the most, with an increase of 196,594 people (a 1.54% year-on-year increase)..

From 2021 to 2022 Pennsylvania population experienced the most significant decrease, with a decline of 41,523 people (a 0.32% year-on-year decline).

Things to know

Is Pennsylvania population increasing or decreasing?

According to the latest data from U.S. Census Bureau's population estimates, Pennsylvania's population decreased by 51,931 between 2021 and 2023. The decrease was 41,523 (increased) between 2021 and 2022; and decrease of 10,408 (0.08%) between 2022 and 2023.

How has the population of Pennsylvania changed in the last 10 years?

Between 2013 and 2023, population of Pennsylvania increased by 182,145 (1.43%). The population was highest at 13.01 million in the year 2021 and lowest at 12.79 million in the year 2016. Overall the average growth rate witnessed for the last 10 years was 0.14%.

References

Datasets

Explore datasets by year of publication.
2024
Pennsylvania Annual Population and Growth Analysis Dataset: A Comprehensive Overview of Population Changes and Yearly Growth Rates in Pennsylvania from 2000 to 2023 // 2024 Edition
Last updated July 30, 2024
ACS
Free
Neilsberg
CSV, JSON
2018-2022
CC BY 4.0
About this dataset

Context

The dataset tabulates the Pennsylvania 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 Pennsylvania 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 2023, the population of Pennsylvania was 12.96 million, a 0.08% decrease year-by-year from 2022. Previously, in 2022, Pennsylvania population was 12.97 million, a decline of 0.32% compared to a population of 13.01 million in 2021. Over the last 20 plus years, between 2000 and 2023, population of Pennsylvania increased by 677,802. In this period, the peak population was 13.01 million in the year 2021. The numbers suggest that the population has already reached its peak and is showing a trend of decline. Source: U.S. Census Bureau Population Estimates Program (PEP).

Content

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

Data Coverage:

  • From 2000 to 2023

Variables / Data Columns

  • Year: This column displays the data year (Measured annually and for years 2000 to 2023)
  • Population: The population for the specific year for the Pennsylvania is shown in this column.
  • Year on Year Change: This column displays the change in Pennsylvania 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 Pennsylvania 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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