*These data are provisional and may be revised or adjusted in the future.
Cumulative Dead Bird Infections by County - Texas, 2003
| Anderson County | 1 |
| Andrews County | 1 |
| Angelina County | 6 |
| Archer County | 1 |
| Bailey County | 1 |
| Bell County | 1 |
| Bexar County | 17 |
| Bowie County | 2 |
| Brazos County | 5 |
| Brown County | 6 |
| Cameron County | 6 |
| Cass County | 1 |
| Chambers County | 3 |
| Cherokee County | 1 |
| Collin County | 3 |
| Colorado County | 1 |
| Cooke County | 1 |
| Dallas County | 41 |
| Denton County | 7 |
| Donley County | 2 |
| El Paso County | 3 |
| Ellis County | 2 |
| Erath County | 2 |
| Fannin County | 1 |
| Fort Bend County | 1 |
| Grayson County | 3 |
| Gregg County | 5 |
| Hansford County | 1 |
| Hardin County | 3 |
| Harris County | 248 |
| Harrison County | 5 |
| Hood County | 2 |
| Hopkins County | 1 |
| Houston County | 1 |
| Howard County | 5 |
| Hunt County | 3 |
| Jefferson County | 5 |
| Johnson County | 9 |
| Knox County | 1 |
| Lamb County | 1 |
| Liberty County | 4 |
| Lubbock County | 18 |
| Madison County | 1 |
| Matagorda County | 3 |
| McLennan County | 3 |
| Midland County | 1 |
| Milam County | 1 |
| Montgomery County | 16 |
| Morris County | 1 |
| Nacogdoches County | 1 |
| Navarro County | 1 |
| Nolan County | 1 |
| Orange County | 1 |
| Potter County | 1 |
| Randall County | 2 |
| Red River County | 1 |
| Rusk County | 2 |
| San Jacinto County | 1 |
| Smith County | 2 |
| Stonewall County | 1 |
| Tarrant County | 11 |
| Travis County | 22 |
| Upshur County | 5 |
| Van Zandt County | 6 |
| Victoria County | 3 |
| Wharton County | 7 |
| Wichita County | 6 |
| Williamson County | 1 |
| Wood County | 1 |
| Young County | 1 |