See the 2025 event

About the Race

Beginning at Calero County Park, this trail run has everything! Experience awesome single track, great hills, and dirt paths. The 50K is a challenging, fantastic trainer for Western States that includes oak trees, exposure, good heat training, and panoramic vistas.

Course Information

Address:
Calero County Park
23205 McKean Road
San Jose, CA 95120

Schedule:
6:30 AM – Registration & Bib Pick Up Opens
7:30 AM – Kids Runs
7:45 AM – Trail Briefing
8:00 AM – Start Time – All Other Distances.
9.5 Hour Time Limit. Race officially over at 5:30 PM

Course Maps:
Kids Run -https://www.plotaroute.com/route/2114877
1 Mile -https://www.plotaroute.com/route/2114876
5k -https://www.plotaroute.com/route/1764698
10k -https://www.plotaroute.com/route/1764701
9 Mile -https://www.plotaroute.com/route/1743701
Half Marathon -https://www.plotaroute.com/route/1743702
16 Mile -https://www.plotaroute.com/route/1764734
Trail Marathon -https://www.plotaroute.com/route/1743711
50k -https://www.plotaroute.com/route/1743732

Bib Pick-Up/Registration will take place on race day. Race day registration available.
Detailed course descriptions and maps are available at the following link: https://tctruns.com/south-hills-single-track-trail-run-spring

Additional Information:
Courses will be marked with ribbons, signs & gypsum.
Please dress appropriately for an endurance run.
All finishers will receive a commemorative medal.
Aid stations will be available.
Please do not hesitate to e-mail us at rd@tctruns.com if you have any questions.

Event's current local time: 5:52 AM PT