Highest Ranking County in U.S. and each State based on 
  Population: Net Change, 1990-2000

U.S. or State           County                          Number
--------------------------------------------------------------
United States           Maricopa, AZ                   950,048
Alabama                 Shelby                          43,930
Alaska                  Anchorage                       33,945
Arizona                 Maricopa                       950,048
Arkansas                Benton                          55,876
California              Los Angeles                    656,286
Colorado                El Paso                        119,915
Connecticut             Fairfield                       54,922
Delaware                New Castle                      58,319
Florida                 Broward                        367,487
Georgia                 Gwinnett                       235,538
Hawaii                  Honolulu                        39,925
Idaho                   Ada                             95,129
Illinois                Cook                           271,697
Indiana                 Hamilton                        73,804
Iowa                    Polk                            47,461
Kansas                  Johnson                         96,065
Kentucky                Fayette                         35,146
Louisiana               Louisiana                       46,768
Maine                   Cumberland                      22,477
Maryland                Montgomery                     110,466
Massachusetts           Middlesex                       66,928
Michigan                Oakland                        110,564
Minnesota               Hennepin                        83,769
Mississippi             DeSoto                          39,289
Missouri                St. Charles                     71,132
Montana                 Gallatin                        17,347
Nebraska                Douglas                         47,141
Nevada                  Clark                          634,397
New Hampshire           Hillsborough                    45,003
New Jersey              Middlesex                       78,450
New Mexico              Bernalillo                      76,101
New York                Queens                         277,781
North Carolina          Wake                           201,535
North Dakota            Cass                            20,264
Ohio                    Franklin                       107,541
Oklahoma                Oklahoma                        60,837
Oregon                  Washington                     133,788
Pennsylvania            Montgomery                      71,904
Rhode Island            Providence                      25,332
South Carolina          Greenville                      59,489
South Dakota            Minnehaha                       24,472
Tennessee               Shelby                          71,142
Texas                   Harris                         582,477
Utah                    Salt Lake                      172,431
Vermont                 Chittenden                      14,810
Virginia                Fairfax                        151,439
Washington              King                           229,729
West Virginia           Berkeley                        16,652
Wisconsin               Dane                            59,441
Wyoming                 Laramie                          8,465

Source:  U.S. Census Bureau,
         County and City Data Book: 2000,
         Table B-1.