Miles between Boulder, CO and Clarksville, IN

There are
1,131 mi
from Boulder, CO to Clarksville, IN

That's the driving distance. It would take 20 hours 9 mins to go from Boulder, Colorado to Clarksville, Indiana.

The flight distance (direct flight from Boulder, CO to Clarksville, IN) is 1,049.93 mi.

1,131 mi = 1.61 kms