Miles between Mountain View, CA and San Mateo, CA

There are
21 mi
from Mountain View, CA to San Mateo, CA

That's the driving distance. It would take 28 minutes to go from Mountain View, California to San Mateo, California.

The flight distance (direct flight from Mountain View, CA to San Mateo, CA) is 18.04 mi.

21 mi = 33.38 kms