Course
A hundred miles of mountain trail in the Mt Laguna Recreation Area of the Cleveland National Forest, linking the Pacific Crest Trail, Noble Canyon and the Lake Cuyamaca trails. The field is capped at 300 and the race starts at 6am.
Key dates
- !RegistrationOpen now
- !Entries closeThu 1 Apr 2027 · in 23 weeks
- ★Race dayFri 30 Apr 2027
About
A 100-mile mountain ultra run under permit in the Cleveland National Forest east of San Diego, linking the Pacific Crest Trail, Noble Canyon and the trails around Lake Cuyamaca. The field is capped at 300 runners and entry is first-come, first-served.
Save San Diego 100 to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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