Distance between Castle Rock and Boulder
Distance from Castle Rock, CO to Boulder, CO is 50 miles / 80 kilometers.
Map showing the distance from Castle Rock to Boulder
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Air distance: | miles km |
Castle Rock, CO
| City: | Castle Rock, CO |
| Country: | United States |
Boulder, CO
| City: | Boulder, CO |
| Country: | United States |
Time difference between Castle Rock and Boulder
There is no time difference between Castle Rock and Boulder. Current local time in Castle Rock and Boulder is 11:09 MST (2025-01-21)