Distance between Union City and Castro Valley
Distance from Union City, CA to Castro Valley, CA is 8 miles / 12 kilometers.
Map showing the distance from Union City to Castro Valley
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Air distance: | miles km |
Union City, CA
| City: | Union City, CA |
| Country: | United States |
Castro Valley, CA
| City: | Castro Valley, CA |
| Country: | United States |
Time difference between Union City and Castro Valley
There is no time difference between Union City and Castro Valley. Current local time in Union City and Castro Valley is 14:51 PST (2025-02-16)