Southbury, Connecticut Population by Year

In 2021, the population of Southbury town was 19,796, a 0.22% decrease year-by-year from 2020. Previously, in 2020, Southbury town's population was 19,839, an increase of 1.50% compared to a population of 19,546 in 2019.
Neilsberg Research Avatar
Updated Sep 18, 2023

Southbury, Connecticut population between 2000 and 2021

Over the last 20 plus years, between 2000 and 2021, population of Southbury town increased by 1,194. In this period, the peak population was 19,900 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 18,602 - -
2001 18,739 137 0.74%
2002 18,891 152 0.81%
2003 19,176 285 1.51%
2004 19,364 188 0.98%
2005 19,500 136 0.7%
2006 19,535 35 0.18%
2007 19,562 27 0.14%
2008 19,597 35 0.18%
2009 19,598 1 0.01%
2010 19,900 302 1.54%
2011 19,869 -31 -0.16%
2012 19,871 2 0.01%
2013 19,831 -40 -0.2%
2014 19,870 39 0.2%
2015 19,807 -63 -0.32%
2016 19,710 -97 -0.49%
2017 19,675 -35 -0.18%
2018 19,646 -29 -0.15%
2019 19,546 -100 -0.51%
2020 19,839 293 1.5%
2021 19,796 -43 -0.22%
Exploring Southbury town's Diversity? Request Customized Data Now!

Southbury, Connecticut population from 2000 to 2021

From 2000 to 2010, Southbury town's population increased by 1,298 (6.98%), 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, Southbury town's population decreased by 61 (0.31%), 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 Southbury town's population from 2000 to 2021, with years on x-axis and population on y-axis
Southbury town's population from 2000 to 2021. The estimated population at the end of 2021 was 19,796. Source: U.S. Census Bureau (Population Estimates Program)

Between the year 2000 and 2021, Southbury town's population peaked in year 2010 at 19,900.

Between the year 2000 and 2021, Southbury town's population was lowest in year 2000 at 18,602.

Southbury, Connecticut annual population growth rate

Between the years 2000 and 2021, i.e. 21 annual cycles, the population of Southbury town grew year by year for 13 years and declined for 8 years.

From 2000 to 2021, Southbury town had an average annual population growth rate of 0.31% per year. Overall the population grew 6.42% between 2000 and 2021.

The graph shows Southbury town's annual population change from 2000 to 2021, with years on x-axis and population annual growth on y-axis
Southbury town's annual population change from 2000 to 2021. The average annual growth rate from 2000 to 2021 was 0.31% per year. In the last two years, the population grew by 250. Source: U.S. Census Bureau (Population Estimates Program)

From 2009 to 2010, Southbury town's population grew the most with an increase of 302 (1.54%).

While from 2018 and 2019, Southbury town's population declined the most with a negative growth of 100 (-0.51%).

Things to know

Is Southbury, Connecticut population increasing or decreasing?

According to the latest data from U.S. Census Bureau's population estimates, Southbury town's population increased by 250 between 2019 and 2021. The increase was 293 (1.50%) between 2019 and 2020; and decrease of 43 (0.22%) between 2020 and 2021.

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

Between 2011 and 2021, population of Southbury town decreased by 75 (0.38%). The population was highest at 19,871 in the year 2012 and lowest at 19,546 in the year 2019. Overall the average growth rate witnessed for the last 10 years was -0.04%.

References

Datasets

Explore datasets by year of publication.
2023
Southbury, 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 Southbury 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 Southbury 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 Southbury town was 19,796, a 0.22% decrease year-by-year from 2020. Previously, in 2020, Southbury town population was 19,839, an increase of 1.50% compared to a population of 19,546 in 2019. Over the last 20 plus years, between 2000 and 2021, population of Southbury town increased by 1,194. In this period, the peak population was 19,900 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).

Southbury 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 Southbury town is shown in this column.
  • Year on Year Change: This column displays the change in Southbury 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 Southbury 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

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

Share

This article is for informational purposes only and is not intended to be legal or tax advice. We recommend that you consult with a qualified professional such as a lawyer or accountant before making a decision. Many of the products and services featured here are from our affiliate partners. We may receive commissions on purchases made from our chosen links. Read advertiser disclosure.