There are
2,347 mi
from Redwood City, CA to Clarksville, IN
That's the driving distance. It would take 1 day 16 hours to go from Redwood City, California to Clarksville, Indiana.
The flight distance (direct flight from Redwood City, CA to Clarksville, IN) is 1,976.71 mi.
2,347 mi = 3,776.45 kms