Distance between Boulder and Collinsville
Distance from Boulder, CO to Collinsville, IL is 821 miles / 1321 kilometers.
Map showing the distance from Boulder to Collinsville
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Air distance: | miles km |
Boulder, CO
| City: | Boulder, CO |
| Country: | United States |
| Coordinates: |
40°0′53″N 105°16′13″W |
Collinsville, IL
| City: | Collinsville, IL |
| Country: | United States |
| Coordinates: |
38°40′13″N 89°59′4″W |
Time difference between Boulder and Collinsville
The time difference between Boulder and Collinsville is 23 hours. Collinsville is 23 hours behind Boulder. Current local time in Boulder is 23:44 MST (2025-01-07) and time in Collinsville is 00:44 CST (2025-01-08).