RANKING · 2025 ACS · 21 SHOWN OF 21

Most densely populated, Connecticut cities

Connecticut cities ranked by residents per square mile (2023). This list covers the 21 cities in Connecticut that qualify, ranked against each other statewide.

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ConnecticutAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

RELATEDLargest by population Fastest growing Fastest shrinking Most sparsely populated Best broadband access Worst broadband access

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Bridgeport, CTCT152,2739,479+9%

02New Haven, CTCT138,7747,425+12%

03Hartford, CTCT121,9817,019+0%

04New Britain, CTCT76,2865,695+7%

05West Haven, CTCT55,3515,149+6%

06New London, CTCT28,0034,994+9%

07Norwalk, CTCT94,5084,130+14%

08Waterbury, CTCT115,7714,054+8%

09Stamford, CTCT139,5353,708+19%

10Groton, CTCT10,1603,295+1%

11Ansonia, CTCT19,2163,193+4%

12Meriden, CTCT60,8102,562+4%

13Derby, CTCT12,9252,556+4%

14Bristol, CTCT62,3412,361+4%

15Milford, CTCT51,2152,338+1%

16Danbury, CTCT89,0332,118+19%

17Naugatuck, CTCT32,2301,967+4%

18Norwich, CTCT40,0011,425+11%

19Shelton, CTCT42,8801,400+13%

20Middletown, CTCT48,4391,181+12%

21Torrington, CTCT35,796900+2%

SHOWING 1–21 OF 21

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES