There are
1,173 mi
from Hereford, TX to Greendale, WI
That's the driving distance. It would take 21 hours to go from Hereford, Texas to Greendale, Wisconsin.
The flight distance (direct flight from Hereford, TX to Greendale, WI) is 954.50 mi.
1,173 mi = 1,887.84 kms