Table 1.  The Counties and the Most Populous Cities and Towns in 2010 in Connecticut:  2000 and 2010
(For information on confidentiality protection, nonsampling error, and definitions, see http://www.census.gov/prod/cen2010/pl94-171.pdf)
Population rank				Population		Change, 2000 to 2010
2010	2000		Geographic area	2000 1	2010	Number	Percent
			Connecticut………...……………………………………………….	3 405 565	3 574 097	168 532	4.9
			COUNTY
1	1		Fairfield County…………………………………………………	882 567	916 829	34 262	3.9
2	2		Hartford County……………………………………………..	857 183	894 014	36 831	4.3
3	3		New Haven County……………………………………………	824 008	862 477	38 469	4.7
4	4		New London County………………………………………….	259 088	274 055	14 967	5.8
5	5		Litchfield County…………………………………………….	182 193	189 927	7 734	4.2
6	6		Middlesex County………………………………………….	155 071	165 676	10 605	6.8
7	7		Tolland County……………………………………………….	136 364	152 691	16 327	12.0
8	8		Windham County……………………………………………..	109 091	118 428	9 337	8.6
			CITY OR TOWN
1	1		Bridgeport city……………………………………………….	139 529	144 229	4 700	3.4
2	2		New Haven city……………………………………………….	123 626	129 779	6 153	5.0
3	3		Hartford city………………………………………………….	121 578	124 775	3 197	2.6
4	4		Stamford city………………………………………………..	117 083	122 643	5 560	4.7
5	5		Waterbury city………………………………………………..	107 271	110 366	3 095	2.9
6	6		Norwalk city…………………………………………………..	82 951	85 603	2 652	3.2
7	7		Danbury city………………………………………………….	74 848	80 893	6 045	8.1
8	8		New Britain city…………………………………………………	71 538	73 206	1 668	2.3
9	9		West Hartford town………………………………………………	63 589	63 268	-  321	-0.5
10	10		Greenwich town……………………………………………..	61 101	61 171	70	0.1
11	14		Hamden town……………………………………………..	56 913	60 960	4 047	7.1
12	12		Meriden city…………………………………………………….	58 244	60 868	2 624	4.5
13	11		Bristol city…………………………………………………….	60 062	60 477	415	0.7
14	13		Fairfield town……………………………………………………	57 340	59 404	2 064	3.6
15	15		Manchester town……………………………………………..	54 740	58 241	3 501	6.4
16	16		West Haven city………………………………………………	52 360	55 564	3 204	6.1
17	17		Milford city…………………………………………………….	52 305	52 759	454	0.9
18	18		Stratford town………………………………………………….	49 976	51 384	1 408	2.8
19	19		East Hartford town………………………………………………	49 575	51 252	1 677	3.4
20	21		Middletown city……………………………………………….	43 167	47 648	4 481	10.4
1 Census 2000 counts are as published in Census 2000 reports and thus do not include any changes published subsequently due to boundary changes or to the Count Question Resolution program.
Source:  U.S. Census Bureau, Census 2000 Redistricting Data (Public Law 94-171) Summary File, Table PL1, and 2010 Census Redistricting Data (Public Law 94-171) Summary File, Table P1.