Latest News

2 Sep

Understanding E-bikes and What They Mean to Lost Sierra Trails

The mission of the Sierra Buttes Trail Stewardship (SBTS), a 501c3 non-profit organization, is “Building sustainable recreation-based communities through...
8 Jul

Builders for Builders Raises $56,000 for trail projects including Beckwourth Peak Trail

The Builders for Builders fundraiser benefiting Sierra Buttes Trail Stewardship was an enormous success, raising $56,000 much of which will be used for the...
15 Apr

Chris McGovern and the Birth of Lost and Found

Chris is also an award-winning frame builder, winning Best Cyclocross Bike at the 2019 North American Handmade Bike Show. Chris McGovern's involvement with...
8 Apr

Jeff Sperry – From Super Volunteer to SBTS Employee

We often get asked what it takes to secure a job with the Stewardship, and there could be no better example than the story of Jeff Sperry, who was hired last...


Miles of New Trail Built


Miles of Trail Maintained


Trail Volunteers Hours



Upcoming Events

Apr 18 / 8AM - 3PM Quincy, CA

Quincy Trail Daze – April 18, 2020

Project Overview Volunteer workday project focus will be on trail work on Mt. Hough. Volunteers will help the SBTS crew with trailwork. Anyone can help out...
May 15 - May 17 / 7am - 2pm Quincy, CA

Annual Mountain Epic – May 15-17, 2020

Join SBTS on May 15th-17th, 2020, in celebration of our annual Epic Weekend in Quincy, where all the food and beer is covered for our beloved SBTS...
Jun 6 / 6:30 AM - 3:00 PM Portola, CA - The Lost Sierra

Lost and Found Gravel Grinder: June 6, 2020

30 mile, 60 mile and 100 mile epicly beautiful bike ride. A perfect blend of pavement, dirt road, gravel road and historic railroad grade. The route is 100...
Jun 20 / 8:30am - 5pm Downieville, CA

Downieville Trail Daze – June 20, 2020

Project Overview: Take Dad out for Father's Day Weekend to do volunteer trail work on Downieville trails with the SBTS Pro Crew! It's better than a neck...
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Become a volunteer

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Volunteer at a Trail Daze or one of our races. Contact us if you would like to volunteer other skills or services.

3 Ways to Get Involved

Join our tribe, do good work and have a load of fun, our members provide a crucial backbone to our organization.

Ride with Us

Since 1991, Yuba Expeditions has been shuttling riders on adventures in Downieville.

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Attend an Event

Attend our next Trail Daze, Mountain Epic, the Downieville Classic, Grinduro or Lost and Found.

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Join Our Tribe

Join today as a Core or Annual Member to support trails and access our exclusive membership perks.

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