Table 1.  The Most Populous Counties and Incorporated Places in 2010 in Wisconsin:  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
             
    Wisconsin…...………………………………………………. 5 363 675 5 686 986  323 311 6.0
             
    COUNTY        
             
1 1   Milwaukee County…………………………………………..  940 164  947 735  7 571 0.8
2 2   Dane County……………………………………………….  426 526  488 073  61 547 14.4
3 3   Waukesha County…………………………………………..  360 767  389 891  29 124 8.1
4 4   Brown County……………………………………………….  226 778  248 007  21 229 9.4
5 5   Racine County…………………………………………….  188 831  195 408  6 577 3.5
6 6   Outagamie County…………………………………………….  160 971  176 695  15 724 9.8
7 7   Winnebago County………………………………………..  156 763  166 994  10 231 6.5
8 9   Kenosha County…………………………………………….  149 577  166 426  16 849 11.3
9 8   Rock County…………………………………………………  152 307  160 331  8 024 5.3
10 10   Marathon County……………………………………………..  125 834  134 063  8 229 6.5
11 11   Washington County………………………………………….  117 493  131 887  14 394 12.3
12 12   Sheboygan County……………………………………………………  112 646  115 507  2 861 2.5
13 13   La Crosse County……………………………………………..  107 120  114 638  7 518 7.0
14 15   Walworth County………………………………………………  93 759  102 228  8 469 9.0
15 14   Fond du Lac County…………………………………………..  97 296  101 633  4 337 4.5
16 16   Eau Claire County……………………………………………  93 142  98 736  5 594 6.0
17 17   Dodge County…………………………………………………  85 897  88 759  2 862 3.3
18 19   Ozaukee County………………………………………………  82 317  86 395  4 078 5.0
19 23   St. Croix County…………………………………………..  63 155  84 345  21 190 33.6
20 21   Jefferson County……………………………………………..  74 021  83 686  9 665 13.1
             
    INCORPORATED PLACE        
             
1 1   Milwaukee city………………………………………………….  596 974  594 833 - 2 141 -0.4
2 2   Madison city…………………………………………………..  208 054  233 209  25 155 12.1
3 3   Green Bay city…………………………………………….  102 313  104 057  1 744 1.7
4 4   Kenosha city……………………………………………………  90 352  99 218  8 866 9.8
5 5   Racine city……………………………………………………  81 855  78 860 - 2 995 -3.7
6 6   Appleton city…………………………………………………  70 087  72 623  2 536 3.6
7 7   Waukesha city………………………………………………….  64 825  70 718  5 893 9.1
8 8   Oshkosh city………………………………………………..  62 916  66 083  3 167 5.0
9 9   Eau Claire city………………………………………………  61 704  65 883  4 179 6.8
10 11   Janesville city…………………………………………………..  59 498  63 575  4 077 6.9
11 10   West Allis city…………………………………………………..  61 254  60 411 -  843 -1.4
12 12   La Crosse city………………………………………………  51 818  51 320 -  498 -1.0
13 13   Sheboygan city………………………………………………..  50 792  49 288 - 1 504 -3.0
14 14   Wauwatosa city…………………………………………………..  47 271  46 396 -  875 -1.9
15 15   Fond du Lac city…………………………………………….  42 203  43 021   818 1.9
16 18   New Berlin city…………………………………………………  38 220  39 584  1 364 3.6
17 17   Wausau city………………………………………………..  38 426  39 106   680 1.8
18 16   Brookfield city…………………………………………………..  38 649  37 920 -  729 -1.9
19 19   Beloit city…………………………………………………….  35 775  36 966  1 191 3.3
20 20   Greenfield city………………………………………………….  35 476  36 720  1 244 3.5
               
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.