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Quicksilver Running Club

Running with mountain lions since 1983

Club Mission

The Quicksilver Running Club of San Jose California, also known as QRC, was established to promote physical well-being and friendships through running.

Additionally, it has a purpose that reaches beyond the club, into our community, to promote Healthy Kids through trail running, and Trail Advocacy by expanding the accessibility of trails.

Upcoming events

  • Weekly Sunday runs: typically starting at 8am from the Mockingbird Quicksilver park  entrance but check our Quicksilver Running Club Facebook page for details.
  • 3/23/19: Volunteer Trail Work

2019 Quicksilver Endurance Runs 50k / 100k Runner's Guide

The QSER Runner's Guide is now officially available! Click HERE or browse through the site menus.

Or, if you prefer to get the whole Runner's Guide in one big PDF, click HERE.

USATF Participant Waiver Form: Here


The registration price increases after February 28th. While the 100K is sold out, there is still room in the 50K. This is a well-supported race for those looking to do their first ultra and challenging enough for even seasoned veterans! Join us in May.



May 11, 2019 - Run or volunteer!

100K start time: 4:30am

50K start time: 7:00am

We are happy to provide you the best experience for your trail running and post event celebration pleasure. Please read to familiarize yourself with everything as you prepare for your event.

More information

Qualifying RACE

The Quicksilver 100K race is a Western States 100 Mile Endurance Run qualifier as well as a UTMB qualifier (4 pts)

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Want to join the most fun trail running club in San Jose? Click below to join the Quicksilver Running Club!

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