Connecticut Facts: Capital, Major Cities, Geography & Economy

Connecticut is one of the smallest U.S. states by area, but a lot is packed into its borders. It has a coastline on Long Island Sound, wooded hills in the northwest, the Connecticut River running through the middle of the state, old New England towns, major universities, and cities closely tied to the economies of New York and Boston.

Hartford is the state capital, while Bridgeport is the most populous city. Connecticut is also known for insurance, aerospace and defense manufacturing, submarine construction, higher education, and a colonial history that helped give it the official nickname “The Constitution State.”

Here are the key Connecticut facts, from its geography and major cities to population, economy, GDP, history, landmarks, state symbols, and government.

Quick Connecticut Facts for Students and Learners

Official nameState of Connecticut
Postal abbreviationCT
CapitalHartford
Largest cityBridgeport
U.S. regionNew England, Northeastern United States
StatehoodJanuary 9, 1788
Order of statehood5th state
Official nicknameThe Constitution State
State mottoQui Transtulit Sustinet — “He Who Transplanted Still Sustains”
Total areaAbout 5,544 square miles
Land areaAbout 4,842.5 square miles
Population3,688,496, estimated July 1, 2025
Population rank29th among the 50 states
Estimated population density761.7 people per square mile in 2025
Historical counties8
Current Census county equivalents9 planning regions
Number of towns169
Highest pointSouth slope of Mount Frissell, about 2,380 feet
Lowest pointLong Island Sound, sea level
Major riverConnecticut River
Coastal waterLong Island Sound
State birdAmerican robin
State flowerMountain laurel
State treeWhite oak
State animalSperm whale
Time zoneEastern Time

The name Connecticut comes from an Indigenous name commonly rendered as Quinnehtukqut, referring to the long tidal river that became known as the Connecticut River.

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