*These data are provisional and may be revised or adjusted in the future.
Cumulative Human Disease Cases by County - Minnesota, 2003
| Anoka County | 1 |
| Becker County | 3 |
| Beltrami County | 1 |
| Benton County | 2 |
| Big Stone County | 1 |
| Blue Earth County | 5 |
| Brown County | 2 |
| Chippewa County | 1 |
| Clay County | 9 |
| Cottonwood County | 5 |
| Dakota County | 5 |
| Douglas County | 2 |
| Faribault County | 2 |
| Grant County | 1 |
| Hennepin County | 11 |
| Isanti County | 1 |
| Jackson County | 1 |
| Kandiyohi County | 9 |
| Lac qui Parle County | 2 |
| Lincoln County | 3 |
| Lyon County | 2 |
| Mahnomen County | 1 |
| Marshall County | 1 |
| Martin County | 1 |
| McLeod County | 4 |
| Meeker County | 4 |
| Mille Lacs County | 1 |
| Mower County | 1 |
| Murray County | 1 |
| Nobles County | 1 |
| Norman County | 1 |
| Olmsted County | 2 |
| Otter Tail County | 3 |
| Pipestone County | 1 |
| Polk County | 1 |
| Pope County | 3 |
| Ramsey County | 5 |
| Redwood County | 2 |
| Renville County | 5 |
| Rice County | 1 |
| Rock County | 2 |
| Roseau County | 1 |
| Scott County | 1 |
| Sherburne County | 3 |
| St. Louis County | 1 |
| Stearns County | 8 |
| Stevens County | 2 |
| Swift County | 1 |
| Traverse County | 5 |
| Wadena County | 1 |
| Waseca County | 2 |
| Washington County | 2 |
| Watonwan County | 1 |
| Wilkin County | 2 |
| Wright County | 7 |
| Yellow Medicine County | 1 |