Distance between Boulder and Rockford
Distance from Boulder, CO to Rockford, IL is 855 miles / 1375 kilometers.
Map showing the distance from Boulder to Rockford
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Air distance: | miles km |
Boulder, CO
| City: | Boulder, CO |
| Country: | United States |
Rockford, IL
| City: | Rockford, IL |
| Country: | United States |
Time difference between Boulder and Rockford
The time difference between Boulder and Rockford is 1 hour. Rockford is 1 hour ahead of Boulder. Current local time in Boulder is 15:01 MST (2025-01-23) and time in Rockford is 16:01 CST (2025-01-23).