California
California Backyard Ultra Calendar 2026-2027
Monthly updates for California
Get new running races (and updates) in your inbox every month.
Explore the best backyard ultras in California for 2026-2027! Our updated list features 7 exciting races across the region. Find your next race in California below and join the running community at these great events!
March 2027
September 2027
October 2027
Monthly updates for California
Get new running races (and updates) in your inbox every month.