There are
1,197 mi
from Hereford, TX to Marshfield, WI
That's the driving distance. It would take 21 hours 51 mins to go from Hereford, Texas to Marshfield, Wisconsin.
The flight distance (direct flight from Hereford, TX to Marshfield, WI) is 938.93 mi.
1,197 mi = 1,927.09 kms