There are
2,702 mi
from Rockville, MD to Corcoran, CA
That's the driving distance. It would take 2 days to go from Rockville, Maryland to Corcoran, California.
The flight distance (direct flight from Rockville, MD to Corcoran, CA) is 2,309.86 mi.
2,702 mi = 4,348.05 kms