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South Hills Single Track Trail Run - Summer

San Jose, United States • 13 Sep 2025

South Hills Single Track Trail Run takes place at Calero County Park in San Jose, California. The event offers a full slate of distances: 1 mile kids run, 5K, 10K, 9 mile, half marathon, 16 mile, trail marathon, and 50K. The course blends single-track trails and dirt roads, showcasing oak trees, hills, and panoramic views; the 50K is pitched as a tough Western States–training option with exposure and heat training.

Ribbons, signs, and gypsum mark the routes, with aid stations along the course. Drop bags are available, and finishers receive a commemorative medal. Time limit is 9.5 hours. Visit the organization's website for the most recent information.

United States California San Jose

Race information

Website
50 km
5164 m+
50k
26 mi
4757 m+
Trail Marathon
16 mi
3320 m+
16 Mile
13 mi
2477 m+
Half Marathon
9 mi
1751 m+
9 Mile
10 km
1194 m+
10k
5 km
249 m+
1 Mile
Kids Run
Visit the organization's website for the most recent information.
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