USA: Connecticut

Counties

The population of all counties in the State of Connecticut according to census results and latest offcial estimates.

Name	Status	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2021-07-01
Fairfield	County	827,645	882,567	916,829	957,419	959,768	→
Hartford	County	851,783	857,183	894,014	899,498	896,854	→
Litchfield	County	174,092	182,193	189,927	185,186	185,000	→
Middlesex	County	143,196	155,071	165,676	164,245	164,759	→
New Haven	County	804,219	824,008	862,477	864,835	863,700	→
New London	County	254,957	259,088	274,055	268,555	268,805	→
Tolland	County	128,699	136,364	152,691	149,788	150,293	→
Windham	County	102,525	109,091	118,428	116,418	116,418	→
Connecticut	State	3,287,116	3,405,565	3,574,097	3,605,944	3,605,597

Contents: Incorporated Places

The population of all incorporated places in the State of Connecticut according to census results and latest offcial estimates.

The Details icon links to further information about a selected place including its population structure (gender, age groups, age distribution, »race«, ethnicity).

Name	Status	County	Population Census 1990-04-01	Population Census 2000-04-01	Population Census 2010-04-01	Population Census 2020-04-01	Population Estimate 2021-07-01
Ansonia	City	New Haven	18,376	18,573	19,278	18,929	18,815	→
Bantam	Borough	Litchfield	786	805	759	758	760	→
Bridgeport	City	Fairfield	141,719	139,526	144,247	148,692	148,333	→
Bristol	City	Hartford	60,645	60,209	60,491	60,783	60,661	→
Danbury	City	Fairfield	65,627	74,822	80,834	86,550	86,759	→
Danielson	Borough	Windham	4,397	4,275	4,026	4,162	4,160	→
Derby	City	New Haven	12,241	12,372	12,876	12,335	12,274	→
Fenwick	Borough	Middlesex	89	52	43	44	44	→
Groton	City	New London	9,853	9,300	9,384	9,349	9,326	→
Groton Long Point	Borough	New London	603	672	518	518	516	→
Hartford	City	Hartford	137,382	124,175	124,756	121,219	120,576	→
Jewett City	Borough	New London	3,381	3,063	3,486	3,386	3,398	→
Litchfield	Borough	Litchfield	1,379	1,345	1,257	1,195	1,198	→
Meriden	City	New Haven	59,451	58,231	60,825	60,859	60,517	→
Middletown	City	Middlesex	42,776	44,360	47,650	47,057	47,108	→
Milford	City	New Haven	48,149	50,631	51,291	50,587	50,541	→
Naugatuck	Borough	New Haven	30,556	30,978	31,871	31,593	31,433	→
New Britain	City	Hartford	75,484	71,513	73,203	74,217	73,841	→
New Haven	City	New Haven	130,159	123,928	129,864	133,924	135,081	→
New London	City	New London	28,556	26,159	27,620	27,641	27,635	→
Newtown	Borough	Fairfield	1,760	1,877	1,929	1,916	1,939	→
Norwalk	City	Fairfield	78,412	82,990	85,609	91,143	91,194	→
Norwich	City	New London	37,470	36,139	40,503	40,018	40,014	→
Shelton	City	Fairfield	35,414	38,101	39,563	40,872	41,474	→
Stamford	City	Fairfield	108,089	117,080	122,633	135,445	136,309	→
Stonington	Borough	New London	1,165	1,032	923	986	990	→
Torrington	City	Litchfield	33,704	35,209	36,395	35,484	35,357	→
Waterbury	City	New Haven	108,226	107,195	110,305	114,446	113,811	→
West Haven	City	New Haven	54,283	52,383	55,564	55,560	55,294	→
Woodmont	Borough	New Haven	1,772	1,658	1,465	1,472	1,849	→

Source: U.S. Census Bureau (web).

Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.