RANKING · 2010 CENSUS · 51 SHOWN OF 51

Fastest growing, Connecticut cities · 2010

Connecticut cities ranked by population growth from the 2000 census to 2010. This list covers the 51 cities in Connecticut that qualify, ranked against each other statewide.

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SAME RANKING BYCounties States Metros

RELATEDLargest by population Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2024

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Storrs, CTCT15,207+39.5%−501%

02Norwich, CTCT40,001+12.1%−456%

03Willimantic, CTCT18,096+12.1%–

04Middletown, CTCT48,439+10.4%+996%

05Danbury, CTCT89,033+8.1%−43%

06New London, CTCT28,003+7.6%−176%

07West Haven, CTCT55,351+6.1%−299%

08Ridgefield, CTCT6,970+6.0%−55%

09Portland, CTCT5,944+5.9%−401%

10Thompsonville, CTCT7,927+5.6%−241%

11Orange, CTCT14,315+5.5%+74%

12Winsted, CTCT6,977+5.3%−147%

13Oakville, CTCT9,276+5.0%−454%

14New Haven, CTCT138,774+5.0%−195%

15Stamford, CTCT139,535+4.7%−43%

16North Haven, CTCT24,336+4.6%+30%

17Bethel, CTCT11,404+4.5%+32%

18Meriden, CTCT60,810+4.5%−317%

19Newington, CTCT30,896+4.3%+1177%

20Simsbury Center, CTCT6,198+4.2%−5929%

21Derby, CTCT12,925+4.1%+162%

22Wallingford Center, CTCT18,208+4.0%−324%

23Shelton, CTCT42,880+3.8%−49%

24East Haven, CTCT27,806+3.8%−52%

25Groton, CTCT10,160+3.8%+115%

26Windsor Locks, CTCT12,579+3.8%−248%

27Ansonia, CTCT19,216+3.7%+357%

28East Hartford, CTCT50,918+3.4%−295%

29Bridgeport, CTCT152,273+3.4%−321%

30Torrington, CTCT35,796+3.4%−25%

31Glastonbury Center, CTCT7,266+3.2%+203%

32Norwalk, CTCT94,508+3.2%−46%

33Waterbury, CTCT115,771+2.9%−286%

34Naugatuck, CTCT32,230+2.8%+137%

35Pawcatuck, CTCT5,577+2.7%−22%

36Hartford, CTCT121,981+2.6%−120%

37New Britain, CTCT76,286+2.3%−145%

38Wethersfield, CTCT27,250+1.5%−37%

39Branford Center, CTCT6,305+1.5%+77%

40Milford, CTCT51,215+1.3%–

41Bristol, CTCT62,341+0.7%−172%

42Terryville, CTCT5,461+0.5%−141%

43Cheshire, CTCT6,172-0.1%−110%

44West Hartford, CTCT63,620-0.5%−109%

45Kensington, CTCT9,962-1.0%−134%

46New Milford, CTCT8,188-1.7%−111%

47Rockville, CTCT7,072-3.0%–

48Sherwood Manor, CTCT5,706-4.9%−53%

49Southwood Acres, CTCT8,115-5.1%−49%

50Hazardville, CTCT6,022-6.1%+14%

51Conning Towers-Nautilus Park, CTCT8,460-13.7%−703%

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS