There are
1,869 mi
from Fremont, CA to Marshalltown, IA
That's the driving distance. It would take 1 day 8 hours to go from Fremont, California to Marshalltown, Iowa.
The flight distance (direct flight from Fremont, CA to Marshalltown, IA) is 1,566.80 mi.
1,869 mi = 1.61 kms