There are
2,099 mi
from Santee, CA to Marshfield, WI
That's the driving distance. It would take 1 day 13 hours to go from Santee, California to Marshfield, Wisconsin.
The flight distance (direct flight from Santee, CA to Marshfield, WI) is 1,648.30 mi.
2,099 mi = 3,377.51 kms