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Upcoming Half Marathon Races Near Castro Valley, CA in June, 2025

The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual) logo

The Rock the Loch 5K/10K/Half Marathon (LIVE or...

Castro Valley, CA

Friday, June 27th, 2025

5K
10K
Half
Trail
View details for race The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual)

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