Miles between Hillsboro, OR and Grass Valley, CA

There are
571 mi
from Hillsboro, OR to Grass Valley, CA

That's the driving distance. It would take 11 hours 27 mins to go from Hillsboro, Oregon to Grass Valley, California.

The flight distance (direct flight from Hillsboro, OR to Grass Valley, CA) is 446.50 mi.

571 mi = 918.71 kms