Miles between Nampa, ID and Grass Valley, CA

There are
489 mi
from Nampa, ID to Grass Valley, CA

That's the driving distance. It would take 9 hours to go from Nampa, Idaho to Grass Valley, California.

The flight distance (direct flight from Nampa, ID to Grass Valley, CA) is 378.73 mi.

489 mi = 786.85 kms