Table 1.  The Counties and the Most Populous Cities and Towns in 2010 in New Hampshire:  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
             
    New Hampshire…...………………………………………………. 1 235 786 1 316 470  80 684 6.5
             
    COUNTY        
             
1 1   Hillsborough County…………………………………………..  380 841  400 721  19 880 5.2
2 2   Rockingham County………………………………………….  277 359  295 223  17 864 6.4
3 3   Merrimack County…………………………………………….  136 225  146 445  10 220 7.5
4 4   Strafford County……………………………………………….  112 233  123 143  10 910 9.7
5 5   Grafton County………………………………………………..  81 743  89 118  7 375 9.0
6 6   Cheshire County………………………………………………  73 825  77 117  3 292 4.5
7 7   Belknap County………………………………………………  56 325  60 088  3 763 6.7
8 8   Carroll County………………………………………………  43 666  47 818  4 152 9.5
9 9   Sullivan County……………………………………………..  40 458  43 742  3 284 8.1
10 10   Coos County…………………………………………………..  33 111  33 055 -  56 -0.2
             
    CITY OR TOWN        
             
1 1   Manchester city……………………………………………….  107 006  109 565  2 559 2.4
2 2   Nashua city……………………………………………………  86 605  86 494 -  111 -0.1
3 3   Concord city………………………………………………………  40 687  42 695  2 008 4.9
4 4   Derry town………………………………………………….  34 021  33 109 -  912 -2.7
5 7   Dover city………………………………………………….  26 884  29 987  3 103 11.5
6 5   Rochester city………………………………………………….  28 461  29 752  1 291 4.5
7 6   Salem town………………………………………………….  28 112  28 776   664 2.4
8 8   Merrimack town………………………………………………  25 119  25 494   375 1.5
9 10   Hudson town…………………………………………..……..  22 928  24 467  1 539 6.7
10 9   Londonderry town……………………………………………..  23 236  24 129   893 3.8
11 11   Keene city…………………………………………………..  22 563  23 409   846 3.7
12 13   Bedford town……………………………………………………  18 274  21 203  2 929 16.0
13 12   Portsmouth city………………………………………………………..  20 784  20 779 -  5 -
14 14   Goffstown town………………………………………………..  16 929  17 651   722 4.3
15 15   Laconia city…………………………………………………  16 411  15 951 -  460 -2.8
16 16   Hampton town………………………………………………..  14 937  15 430   493 3.3
17 18   Milford town………………………………………………………  13 535  15 115  1 580 11.7
18 20   Durham town…………………………………………………….  12 664  14 638  1 974 15.6
19 17   Exeter town…………………………………………………….  14 058  14 306   248 1.8
20 27   Windham town…………………………………………………  10 709  13 592  2 883 26.9
               
 -  Represents zero or rounds to 0.0.
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.