Plymouth, Connecticut Population by Year

In 2021, the population of Plymouth town was 11,659, a 0.03% decrease year-by-year from 2020. Previously, in 2020, Plymouth town's population was 11,663, an increase of 0.48% compared to a population of 11,607 in 2019.
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Updated Sep 18, 2023

Plymouth, Connecticut population between 2000 and 2021

Over the last 20 plus years, between 2000 and 2021, population of Plymouth town decreased by 3. In this period, the peak population was 12,234 in the year 2010. 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 11,662 - -
2001 11,780 118 1.01%
2002 11,925 145 1.23%
2003 12,013 88 0.74%
2004 12,045 32 0.27%
2005 12,084 39 0.32%
2006 12,088 4 0.03%
2007 12,067 -21 -0.17%
2008 12,070 3 0.02%
2009 12,027 -43 -0.36%
2010 12,234 207 1.72%
2011 12,186 -48 -0.39%
2012 12,106 -80 -0.66%
2013 12,053 -53 -0.44%
2014 11,946 -107 -0.89%
2015 11,868 -78 -0.65%
2016 11,777 -91 -0.77%
2017 11,696 -81 -0.69%
2018 11,663 -33 -0.28%
2019 11,607 -56 -0.48%
2020 11,663 56 0.48%
2021 11,659 -4 -0.03%
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Plymouth, Connecticut population from 2000 to 2021

From 2000 to 2010, Plymouth town's population increased by 572 (4.90%), 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, Plymouth town's population decreased by 571 (4.67%), 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 Plymouth town's population from 2000 to 2021, with years on x-axis and population on y-axis
Plymouth town's population from 2000 to 2021. The estimated population at the end of 2021 was 11,659. Source: U.S. Census Bureau (Population Estimates Program)

Between the year 2000 and 2021, Plymouth town's population peaked in year 2010 at 12,234.

Between the year 2000 and 2021, Plymouth town's population was lowest in year 2019 at 11,607.

Plymouth, Connecticut annual population growth rate

Between the years 2000 and 2021, i.e. 21 annual cycles, the population of Plymouth town grew year by year for 9 years and declined for 12 years.

From 2000 to 2021, Plymouth town had an average annual population growth rate of -0.00% per year. Overall the population shrank 0.03% between 2000 and 2021.

The graph shows Plymouth town's annual population change from 2000 to 2021, with years on x-axis and population annual growth on y-axis
Plymouth town's annual population change from 2000 to 2021. The average annual growth rate from 2000 to 2021 was -0.00% per year. In the last two years, the population grew by 52. Source: U.S. Census Bureau (Population Estimates Program)

From 2009 to 2010, Plymouth town's population grew the most with an increase of 207 (1.72%).

While from 2013 and 2014, Plymouth town's population declined the most with a negative growth of 107 (-0.89%).

Things to know

Is Plymouth, Connecticut population increasing or decreasing?

According to the latest data from U.S. Census Bureau's population estimates, Plymouth town's population increased by 52 between 2019 and 2021. The increase was 56 (0.48%) between 2019 and 2020; and decrease of 4 (0.03%) between 2020 and 2021.

How has the population of Plymouth, Connecticut changed in the last 10 years?

Between 2011 and 2021, population of Plymouth town decreased by 447 (3.69%). The population was highest at 12,106 in the year 2012 and lowest at 11,607 in the year 2019. Overall the average growth rate witnessed for the last 10 years was -0.44%.

References

Datasets

Explore datasets by year of publication.
2023
Plymouth, Connecticut 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 Plymouth town 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 Plymouth town 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 2021, the population of Plymouth town was 11,659, a 0.03% decrease year-by-year from 2020. Previously, in 2020, Plymouth town population was 11,663, an increase of 0.48% compared to a population of 11,607 in 2019. Over the last 20 plus years, between 2000 and 2021, population of Plymouth town decreased by 3. In this period, the peak population was 12,234 in the year 2010. 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).

Plymouth town 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 2021

Variables / Data Columns

  • Year: This column displays the data year (Measured annually and for years 2000 to 2021)
  • Population: The population for the specific year for the Plymouth town is shown in this column.
  • Year on Year Change: This column displays the change in Plymouth town 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 Plymouth town 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.

About the author

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Neilsberg Research
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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