Miles between Boulder, CO and Greencastle, IN

There are
1,072 mi
from Boulder, CO to Greencastle, IN

That's the driving distance. It would take 19 hours 7 mins to go from Boulder, Colorado to Greencastle, Indiana.

The flight distance (direct flight from Boulder, CO to Greencastle, IN) is 975.24 mi.

1,072 mi = 1.61 kms