Distance between Boulder and Union City
Distance from Boulder, CO to Union City, CA is 916 miles / 1474 kilometers.
Map showing the distance from Boulder to Union City
Air distance: | miles km |
Leaflet | © OpenStreetMap contributors
Boulder, CO
City: | Boulder, CO |
Country: | United States |
Coordinates: |
40°0′53″N 105°16′13″W |
Union City, CA
City: | Union City, CA |
Country: | United States |
Coordinates: |
37°35′44″N 122°1′8″W |
Time difference between Boulder and Union City
The time difference between Boulder and Union City is 1 hour. Union City is 1 hour behind Boulder. Current local time in Boulder is 06:21 MST (2025-01-10) and time in Union City is 05:21 PST (2025-01-10).