List of cities in Connecticut

These are cities in the U.S. state of Connecticut.  Population is from 2020 Census data. Cities with more than 100,000 people are listed in boldface.

CityCountyPopulationDate chartered as cityDate consolidated with townAnsoniaNew Haven18,91818931893BridgeportFairfield148,65418361889BristolHartford60,83319111911DanburyFairfield86,51818891965DerbyNew Haven12,32518931893GrotonNew London9,3491964Not consolidatedHartfordHartford121,05417841896MeridenNew Haven60,85018671922MiddletownMiddlesex47,71717841924MilfordNew Haven50,55819591959New BritainHartford74,13518701906New HavenNew Haven134,02317841897New LondonNew London27,36717841874NorwalkFairfield91,18418931913NorwichNew London40,12517841952SheltonFairfield40,86919151915StamfordFairfield135,47018931949TorringtonLitchfield35,51519231923WaterburyNew Haven114,40318531902West HavenNew Haven55,58419611961WinstedLitchfield7,19219171915

Former CityDate became a cityDate of disestablishmentWhat happenedSouth Norwalk18711913Consolidated with Town and City of Norwalk in 1913. Now a neighborhood and a taxing districtRockville18891965Consolidated with the Town of Vernon. Now a CDP .Willimantic18931983Now a CDP in the town of WindhamPutnam18951984Now a CDP in the town of Putnam

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Connecticut