Miles between Hillsboro, OR and Piedmont, CA

There are
633 mi
from Hillsboro, OR to Piedmont, CA

That's the driving distance. It would take 12 hours 20 mins to go from Hillsboro, Oregon to Piedmont, California.

The flight distance (direct flight from Hillsboro, OR to Piedmont, CA) is 533.34 mi.

633 mi = 1,018.74 kms