Population — Connecticut
AnnualNot seasonally adjustedCode US-CT.POP.A.NSA
Population — Connecticut was 3,688,496 persons in 2025, up 0.4% from 2024.
That is the highest reading since the series began in 1929.
Over the past ten years it has ranged from 3,579,643 persons (2020) to 3,688,496 persons (2025), averaging 3,623,259 persons.
Showing the full history (downsampled for display). Open the interactive chart to zoom and switch transforms.
Recent data
| Period | Value |
|---|---|
| 2025 | 3,688,496 persons |
| 2024 | 3,674,449 persons |
| 2023 | 3,641,369 persons |
| 2022 | 3,618,707 persons |
| 2021 | 3,607,765 persons |
| 2020 | 3,579,643 persons |
| 2019 | 3,607,133 persons |
| 2018 | 3,611,229 persons |
| 2017 | 3,607,550 persons |
| 2016 | 3,607,614 persons |
| 2015 | 3,611,891 persons |
| 2014 | 3,614,584 persons |
| 2013 | 3,610,238 persons |
| 2012 | 3,605,215 persons |
| 2011 | 3,594,181 persons |
| 2010 | 3,580,281 persons |
| 2009 | 3,561,807 persons |
| 2008 | 3,545,579 persons |
| 2007 | 3,527,270 persons |
| 2006 | 3,517,460 persons |
| 2005 | 3,506,956 persons |
| 2004 | 3,496,094 persons |
| 2003 | 3,484,336 persons |
| 2002 | 3,458,749 persons |
Last 24 observations. The full history (97 observations) is available through the API.
One guessable code, agency-direct, updated on release. Free tier available.
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
"https://makrognosis.robomacro.com/v1/series/US-CT.POP.A.NSA"
# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/US-CT.POP.A.NSA",
headers={"X-API-Key": KEY})
obs = r.json()["observations"]About this series
| Latest observation | 2025 |
|---|---|
| First observation | 1929 |
| Observations | 97 |
| Frequency | Annual |
| Units | persons |
| Adjustment | Not seasonally adjusted |
| 10-year high | 3,688,496 persons (2025) |
| 10-year low | 3,579,643 persons (2020) |
| 10-year average | 3,623,259 persons |
| Source agency | U.S. Bureau of Economic Analysis (Regional Economic Accounts) |
| Makrognosis code | US-CT.POP.A.NSA |
This series is a labelled reference series (an official figure republished by an aggregator) rather than a first print from the agency itself.
Other United States indicators
National figure
FAQ
- Where does this data come from?
- It is collected directly from U.S. Bureau of Economic Analysis (Regional Economic Accounts) and is available through the Makrognosis API under the code US-CT.POP.A.NSA.
Last updated 2026-07-12. Source: U.S. Bureau of Economic Analysis (Regional Economic Accounts). Original title: “Population — Connecticut”.