That Dam Race @ Calero Reservoir flyer Running

That Dam Race @ Calero Reservoir

Sat · 2026-06-27 — Calero County Park, San Jose — $85–95

Remote South Bay backcountry trail — for runners who want wilderness, not a city course

Trail half-marathon and marathon through wild Calero Reservoir backcountry in the Santa Cruz foothills, starting from Calero County Park in South San Jose.

running trail half-marathon marathon

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