Bad Bass

Index card: facts and a plan, no score. RaceWorth scores only the fly-for-this catalog.

Castro Valley, CA, United States

Index card · facts and a plan

The card

Bad Bass starts 8:30 am on 2026-07-18 in Castro Valley, CA. Course measures about 13.2 miles with 1804 ft of gain to a 846 ft high on the RideWithGPS map linked from Brazen. Aid: Water station (mi 1.76); Aid station mile 4.3 (mi 4.3); Aid station mile 8.7 (mi 8.7). Cutoffs: Aid station mile 4.3 mi 4.3 by 10:00 am; Aid station mile 8.7 mi 8.7 by 11:30. Entry fees $90-$105 (open-registration). paved trails and 50% fire trails. Map: https://ridewithgps.com/routes/40158971.