Little Rooster Run
Glencoe, United States
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trail100 km · 21.098 km · 50 kmPast eventtrail
Lake Sonoma 100K, 50K, TS Half Marathon
Saturday, 11 April 2026 · Geyserville, CA, United States
Dates and distances
- Past date
21.098 km
Trail Sisters Women's Half Marathon
- Past date
50 km
Lake Sonoma 50K
- Past date
100 km
Lake Sonoma 100K
- Date
- Saturday, 11 April 2026
- Location
- Geyserville, CA, United States
- Distances
- 100 km · 21.098 km · 50 km
Plan with confidence. Race dates, prices and entry availability can change. Always confirm the latest details with the organiser before making plans. Check the official race website ↗Listing last updated 4 October 2026. This is a listing update, not a guarantee that every detail has been rechecked.
About This Race
Lake Sonoma 100K, 50K, TS Half Marathon is a half marathon trail race held in Geyserville, CA. We are excited to have adidas TERREX back as our presenting partner.
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