01
Location
Neighboring states: Massachusetts, New York, Rhode Island.
Local timeHartford ·
U.S. States / Northeast · Card 007
Connecticut
Connecticut is a U.S. state in the Northeast. Its capital is Hartford.
Find Connecticut
● State capital · Gold highlights Connecticut.
Map: Natural Earth. Neighboring states use postal abbreviations.
Map: Natural Earth. Neighboring states use postal abbreviations.
At a glance
- Capital
- Hartford
- Postal abbreviation
- CT
- Population
- 3,688,496July 1, 2025 · Census estimate
- Total area
- 14,357 km²5,543 square miles · land and water
- Constitution ratified
- January 9, 1788One of the original thirteen states
- Currency
- U.S. dollar (USD)
Sources: Census · population · Census · area
Connecticut in context
Gold shows Connecticut. The dot marks Hartford.
Alaska and Hawaii are shown in separate insets at different scales.Geography & flag
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Landscape & places
The New England National Scenic Trail crosses Connecticut and Massachusetts through ridges, forests and communities.
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Land and water
The total area includes 12,542 km² of land and 1,816 km² of water, according to Census area measurements.
State flag
A white shield with three grapevines on a blue field, above a ribbon bearing the state motto.
Sources: Census · geographic reference · Census · area measurements · National Park Service · New England
History & statehood
Connecticut received a colonial charter in 1662. It was one of the original thirteen states and ratified the U.S. Constitution in 1788. Its later industrial history includes the firearms-manufacturing community preserved at Coltsville in Hartford.
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Colonial charter granted
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U.S. Constitution ratified
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Constitution ratified · One of the original thirteen states
Sources: Congressional Research Service · statehood · U.S. Census Bureau · historical geography · National Park Service
Economy
Main activities
In 2025, finance and insurance was the largest of the broad industry groups compared here by current-dollar output. Other major groups included real estate and rental and leasing, professional and business services, and manufacturing.
Total economic output was $376.5 billion in current dollars in 2025.
Largest industry groups · 2025
- Finance and insurance: 13.2%
- Real estate and rental and leasing: 13.1%
- Professional and business services: 12.7%
- Manufacturing: 11.2%
Share of total current-dollar GDP. These figures measure output, not employment.
Sources: BEA · annual GDP by state, SAGDP2
Population & economic trends
Population, 2020–2025
Millions of people3.692025 · millions of people
July 1 resident population estimates, using the Census Bureau’s Vintage 2025 series.
Sources: U.S. Census Bureau
View data table
| Year | People |
|---|---|
| 2020 | 3,579,643 |
| 2021 | 3,607,765 |
| 2022 | 3,618,707 |
| 2023 | 3,641,369 |
| 2024 | 3,674,449 |
| 2025 | 3,688,496 |
Real GDP, 2010–2025
Billions of chained 2017 dollars293.002025 · billions of chained 2017 dollars
Real GDP measures economic output adjusted for inflation. The chart uses BEA’s chained 2017 dollars.
Sources: U.S. Bureau of Economic Analysis
View data table
| Year | Millions of chained 2017 dollars |
|---|---|
| 2010 | 266,773.4 |
| 2011 | 261,555.8 |
| 2012 | 263,649.9 |
| 2013 | 258,911.0 |
| 2014 | 260,605.8 |
| 2015 | 268,869.8 |
| 2016 | 268,196.2 |
| 2017 | 273,875.1 |
| 2018 | 274,582.8 |
| 2019 | 275,225.4 |
| 2020 | 261,737.1 |
| 2021 | 270,779.8 |
| 2022 | 279,348.5 |
| 2023 | 283,228.5 |
| 2024 | 286,160.1 |
| 2025 | 293,002.8 |
Government
Connecticut has three branches of state government. The governor leads the executive branch. A Senate and House of Representatives form the legislature, which passes state laws and budgets. State courts interpret and apply the law.
Sources: USAGov · Connecticut
Knowledge check
Three questions about Connecticut.
QUESTION 1 OF 3
What is the capital of Connecticut?
Sources & notes
Prepared 27 September 2026. Population: Census Bureau Vintage 2025, July 1 estimates for 2020–2025. Real GDP: BEA annual state accounts, SAGDP9, millions of chained 2017 dollars; industry shares: SAGDP2, current dollars. Data downloaded 27 September 2026. Area measurements include land and water.
Sources: Census · population estimates · BEA · state GDP · Census · area measurements · Natural Earth · map data
The capital clock shows current local time. Statistical figures are dated estimates and may be revised.