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Bad Bass
Not open yet- Date
- July 24, 2027
- Sport
- Road running
- Location
- Castro Valley, CA
- Distances
- 5.4K · 10.3K · Half marathon
- Entry
- $63 – $100
- Registration opens
- October 17, 2026
- Registration closes
- July 24, 2027
Listing from runsignup. Always confirm details with the organiser.