There are
2,190 mi
from Redwood City, CA to Greendale, WI
That's the driving distance. It would take 1 day 13 hours to go from Redwood City, California to Greendale, Wisconsin.
The flight distance (direct flight from Redwood City, CA to Greendale, WI) is 1,832.22 mi.
2,190 mi = 3,524.97 kms