Guilford, Connecticut Population by Year

In 2021, the population of Guilford town was 22,031, a 0.04% decrease year-by-year from 2020. Previously, in 2020, Guilford town's population was 22,040, a decline of 0.32% compared to a population of 22,111 in 2019.
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Updated Sep 18, 2023

Guilford, Connecticut population between 2000 and 2021

Over the last 20 plus years, between 2000 and 2021, population of Guilford town increased by 579. In this period, the peak population was 22,590 in the year 2009. 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 21,452 - -
2001 21,654 202 0.94%
2002 21,821 167 0.77%
2003 22,052 231 1.06%
2004 22,181 129 0.58%
2005 22,234 53 0.24%
2006 22,330 96 0.43%
2007 22,429 99 0.44%
2008 22,496 67 0.3%
2009 22,590 94 0.42%
2010 22,382 -208 -0.92%
2011 22,378 -4 -0.02%
2012 22,413 35 0.16%
2013 22,394 -19 -0.08%
2014 22,426 32 0.14%
2015 22,343 -83 -0.37%
2016 22,248 -95 -0.43%
2017 22,204 -44 -0.2%
2018 22,219 15 0.07%
2019 22,111 -108 -0.49%
2020 22,040 -71 -0.32%
2021 22,031 -9 -0.04%
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Guilford, Connecticut population from 2000 to 2021

From 2000 to 2010, Guilford town's population increased by 930 (4.34%), 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, Guilford town's population decreased by 342 (1.53%), 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 Guilford town's population from 2000 to 2021, with years on x-axis and population on y-axis
Guilford town's population from 2000 to 2021. The estimated population at the end of 2021 was 22,031. Source: U.S. Census Bureau (Population Estimates Program)

Between the year 2000 and 2021, Guilford town's population peaked in year 2009 at 22,590.

Between the year 2000 and 2021, Guilford town's population was lowest in year 2000 at 21,452.

Guilford, Connecticut annual population growth rate

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

From 2000 to 2021, Guilford town had an average annual population growth rate of 0.13% per year. Overall the population grew 2.70% between 2000 and 2021.

The graph shows Guilford town's annual population change from 2000 to 2021, with years on x-axis and population annual growth on y-axis
Guilford town's annual population change from 2000 to 2021. The average annual growth rate from 2000 to 2021 was 0.13% per year. In the last two years, the population declined by 80. Source: U.S. Census Bureau (Population Estimates Program)

From 2002 to 2003, Guilford town's population grew the most with an increase of 231 (1.06%).

While from 2009 and 2010, Guilford town's population declined the most with a negative growth of 208 (-0.92%).

Things to know

Is Guilford, Connecticut population increasing or decreasing?

According to the latest data from U.S. Census Bureau's population estimates, Guilford town's population decreased by 80 between 2019 and 2021. The decrease was 71 (0.32%) between 2019 and 2020; and decrease of 9 (0.04%) between 2020 and 2021.

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

Between 2011 and 2021, population of Guilford town decreased by 382 (1.70%). The population was highest at 22,426 in the year 2014 and lowest at 22,031 in the year 2021. Overall the average growth rate witnessed for the last 10 years was -0.16%.

References

Datasets

Explore datasets by year of publication.
2023
Guilford, 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 Guilford 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 Guilford 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 Guilford town was 22,031, a 0.04% decrease year-by-year from 2020. Previously, in 2020, Guilford town population was 22,040, a decline of 0.32% compared to a population of 22,111 in 2019. Over the last 20 plus years, between 2000 and 2021, population of Guilford town increased by 579. In this period, the peak population was 22,590 in the year 2009. 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).

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

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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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