Miles between Boulder, CO and Marinette, WI

There are
1,158 mi
from Boulder, CO to Marinette, WI

That's the driving distance. It would take 21 hours 9 mins to go from Boulder, Colorado to Marinette, Wisconsin.

The flight distance (direct flight from Boulder, CO to Marinette, WI) is 961.60 mi.

1,158 mi = 1.61 kms