Miles between Decatur, IL and Castle Rock, CO

There are
928 mi
from Decatur, IL to Castle Rock, CO

That's the driving distance. It would take 16 hours 32 mins to go from Decatur, Illinois to Castle Rock, Colorado.

The flight distance (direct flight from Decatur, IL to Castle Rock, CO) is 845.96 mi.

928 mi = 1,493.93 kms