Miles between San Marcos, CA and Duarte, CA

There are
100 mi
from San Marcos, CA to Duarte, CA

That's the driving distance. It would take 1 hour 58 mins to go from San Marcos, California to Duarte, California.

The flight distance (direct flight from San Marcos, CA to Duarte, CA) is 83.14 mi.

100 mi = 161.00 kms