Graniterock River Run

SEP
12
2026
A family-friendly 5K and 1 Mile fun run through a working sand and gravel quarry in Hollister benefiting the YMCA of San Benito County.
Sat 12 Sep 2026
5 kilometers

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Graniterock River Run 2026

The Graniterock River Run is a family-friendly community running event held on September 12, 2026 at the Southside Sand and Gravel Quarry in Hollister, California. The event benefits the YMCA of San Benito County and offers open registration with individual and family pricing options.

Available distances include:

  • 5K Run/Walk
  • 1 Mile Fun Run/Walk untimed

The course travels inside a working sand and gravel quarry and along the banks of the San Benito River. Participants will pass quarry operations and specialized rock processing equipment and will experience the site’s natural surroundings. Free parking is available at the race location.

Registration details from the organizer include opening and closing dates and event fees. Registration opens February 16, 2026 and closes September 1, 2026. Published fees are $25.00 for the 5K and $20.00 for the 1 Mile. Family pricing is available for groups of four or more participants. The event takes place at Graniterock Sand and Gravel Quarry, 5632 Airline Highway, Hollister, CA 95023. Visit the organization's website for the most recent information.

5 km
5k Run/walk
1 Mile Fun Run/walk
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