There are
2,287 mi
from Clarksville, TN to San Carlos, CA
That's the driving distance. It would take 1 day 16 hours to go from Clarksville, Tennessee to San Carlos, California.
The flight distance (direct flight from Clarksville, TN to San Carlos, CA) is 1,915.50 mi.
2,287 mi = 3.22 kms