Miles between Boulder, CO and Lemon Grove, CA

There are
1,092 mi
from Boulder, CO to Lemon Grove, CA

That's the driving distance. It would take 19 hours 20 mins to go from Boulder, Colorado to Lemon Grove, California.

The flight distance (direct flight from Boulder, CO to Lemon Grove, CA) is 823.65 mi.

1,092 mi = 1.61 kms