Miles between San Marcos, CA and Piedmont, CA

There are
469 mi
from San Marcos, CA to Piedmont, CA

That's the driving distance. It would take 8 hours 46 mins to go from San Marcos, California to Piedmont, California.

The flight distance (direct flight from San Marcos, CA to Piedmont, CA) is 430.94 mi.

469 mi = 754.91 kms