Where are you finding county numbers, for TX?
https://coronavirus.jhu.edu/map.html
I’m not sure if this is what you’re looking for, but on this map you can select US, then Texas, then under the admin 1 tab you can see county by county death counts for Texas, and under the admin 2 tab you can see confirmed case counts for Texas counties.
*** Where are you finding county numbers, for TX? ***
https://txdshs.maps.arcgis.com/apps/opsdashboard/index.html#/3f048ced32804271aafe8b9640bcb4a7