Connecticut population between 2000 and 2023
Over the last 20 plus years, between 2000 and 2023, population of Connecticut increased by 205,670. In this period, the peak population was 3.62 million in the year 2023. 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 | 3,411,506 | - | - |
| 2001 | 3,431,089 | 19,583 | 0.57% |
| 2002 | 3,453,884 | 22,795 | 0.66% |
| 2003 | 3,477,039 | 23,155 | 0.67% |
| 2004 | 3,486,810 | 9,771 | 0.28% |
| 2005 | 3,492,882 | 6,072 | 0.17% |
| 2006 | 3,502,368 | 9,486 | 0.27% |
| 2007 | 3,505,772 | 3,404 | 0.10% |
| 2008 | 3,520,278 | 14,506 | 0.41% |
| 2009 | 3,532,366 | 12,088 | 0.34% |
| 2010 | 3,579,173 | 46,807 | 1.33% |
| 2011 | 3,588,632 | 9,459 | 0.26% |
| 2012 | 3,595,211 | 6,579 | 0.18% |
| 2013 | 3,595,792 | 581 | 0.02% |
| 2014 | 3,595,697 | -95 | -0.00% |
| 2015 | 3,588,561 | -7,136 | -0.20% |
| 2016 | 3,579,830 | -8,731 | -0.24% |
| 2017 | 3,575,324 | -4,506 | -0.13% |
| 2018 | 3,574,561 | -763 | -0.02% |
| 2019 | 3,566,022 | -8,539 | -0.24% |
| 2020 | 3,577,586 | 11,564 | 0.32% |
| 2021 | 3,603,691 | 26,105 | 0.73% |
| 2022 | 3,608,706 | 5,015 | 0.14% |
| 2023 | 3,617,176 | 8,470 | 0.23% |
TABLE OF CONTENTS
Connecticut population from 2000 to 2023
From 2000 to 2010, Connecticut's population increased by 167,667 (4.91%), 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, Connecticut's population decreased by 1,587 (0.04%), 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, Connecticut's population increased by 39,590 (1.11%).For the same period, the rate of growth for the United States was 1.02%.
FIGURE 1
Connecticut's population from 2000 to 2023.
The estimated population at the end of 2023 was 3.62 million.
Between the year 2000 and 2023, Connecticut's population peaked in year 2023 at 3.62 million.
Between the year 2000 and 2023, Connecticut's population was lowest in year 2000 at 3.41 million.
Connecticut annual population growth rate
Between the years 2000 and 2023, i.e. 23 annual cycles, the population of Connecticut grew year by year for 17 years and declined for 6 years.
From 2000 to 2023, Connecticut had an average annual population growth rate of 0.26% per year. Overall the population grew 6.03% between 2000 and 2023.
FIGURE 2
Connecticut annual population growth rate
The average annual growth rate from 2000 to 2023 was 0.26% per year.
From 2009 to 2010 Connecticut population grew the most, with an increase of 46,807 people (a 1.33% year-on-year increase)..
From 2015 to 2016 Connecticut population experienced the most significant decrease, with a decline of 8,731 people (a 0.24% year-on-year decline).
Things to know
Is Connecticut population increasing or decreasing?
According to the latest data from U.S. Census Bureau's population estimates, Connecticut's population increased by 13,485 between 2021 and 2023. The increase was 5,015 (decreased) between 2021 and 2022; and increase of 8,470 (0.23%) between 2022 and 2023.
How has the population of Connecticut changed in the last 10 years?
Between 2013 and 2023, population of Connecticut increased by 21,384 (0.59%). The population was highest at 3.62 million in the year 2023 and lowest at 3.57 million in the year 2019. Overall the average growth rate witnessed for the last 10 years was 0.06%.
References
- US Census Bureau Population Estimates Population Estimates Program (PEP)