Graniterock River Run
- Date
- September 12, 2026
- Distance
- 5K Run/Walk · 5K Run/Walk Family Registration · 1 Mile Fun Run/Walk & more
From the Organizer
Please join us for the River Run back for a great 6th year in 2026. A family-friendly event that will be fun for everyone! You'll be able to run or walk a 5K distance or a 1Mile untimed fun run.
The River Run 2026 is a unique experience that meanders through a working sand and gravel quarry. The events take you inside the Southside Sand and Gravel Quarry to see the working quarry site, the banks of the San Benito River, specialized equipment that processes the rock, and beautiful natural surroundings.
River Run benefits the YMCA of San Benito County and begins promptly at 8:00 a.m. on Saturday, September 12th 2026. Check in begins at 7:00am.
Pricing is available for individuals or families. The family pricing option is available for families/groups of 4 or more participants.
The event is located the the Graniterock Sand and Gravel Quarry at 5632 Airline Highway, Hollister, CA 95023. Free parking is available at the race site.
Distances & Pricing
Race Location
About This Sport
From Endurance Grid's Founder
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
Running
From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
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Frequently Asked Questions (FAQs)
- What is the Graniterock River Run?
- Graniterock River Run is a running event held in Hollister, CA. Learn more about the different endurance sports here.
- When and where is the Graniterock River Run?
- Saturday, September 12, 2026 in Hollister, CA at Southside Sand and Gravel Quarry, Hollister, CA. Check the official event page for exact start times and wave schedules.
- How do I register for the Graniterock River Run?
- Registration is handled through their official registration page. Confirm pricing, distances available, and sign up there.
Graniterock River Run
Sep 12, 2026