There are
2,283 mi
from San Mateo, CA to Martinsville, IN
That's the driving distance. It would take 1 day 16 hours to go from San Mateo, California to Martinsville, Indiana.
The flight distance (direct flight from San Mateo, CA to Martinsville, IN) is 1,932.69 mi.
2,283 mi = 3.22 kms