Rank	City	2018 Population (Est.)	Growth Rate (Annual)
1	Bridgeport	146,579	0.2%
2	New Haven	131,014	0.1%
3	Stamford	130,824	0.9%
4	Hartford	123,400	-0.2%
5	Waterbury	108,629	-0.2%
6	Norwalk	89,005	0.6%
7	Danbury	85,246	0.8%
8	New Britain	72,710	-0.1%
9	Bristol	60,223	-0.1%
10	Meriden	59,927	-0.2%
11	West Haven	54,843	-0.2%
12	Milford	52,970	0.5%
13	Middletown	46,478	-0.4%
14	Shelton	41,397	0.7%
15	Norwich	39,470	-0.4%
16	Torrington	34,538	-0.7%
17	Naugatuck	31,461	-0.2%
18	New London	27,072	-0.3%
19	Ansonia	18,813	-0.3%
20	Derby	12,581	-0.4%
21	Groton	9,092	-1.9%
22	Danielson	3,997	-0.2%
23	Jewett City	3,408	-0.3%
24	Newtown	1,965	0.2%
25	Woodmont	1,538	0.5%
26	Litchfield	1,209	-0.6%
27	Stonington	898	-0.5%
28	Bantam	731	-0.5%
29	Groton Long Point	511	-0.2%
30	Fenwick	44	0.3%