Win this Cervélo Aspero-5! $5 a Foot Fundraiser.

5 Bucks a Foot Goes Gravel!

Contribute to our visionary Connected Communities project in the Lost Sierra and earn a chance to win a sweet new high-performance Cervélo gravel bike!

A Trail For Everyone

Watch Our Beautiful Short Film “A Trail for Everyone”

We’re thrilled to launch a short film about Connected Communities, the proposed “Lost Sierra Route” and the positive impact of linking 15 California mountain communities through trails.

Connected Communities

We are planning trails to connect towns in the Lost Sierra, check out this epic plan!

Latest News

16 Feb

SBTS Knights of the Lost Sierra Earn-A-Bike Program

SBTS is excited to announce the return of its Knights of the Lost Sierra Earn-A-Bike Program! Through the generosity of Michael Knighten’s original 5...
15 Feb

SBTS Upcoming Open Houses Come Hear What We’re Up To in 2023!

Sierra Buttes Trail Stewardship will be hosting three open houses February and March in order to gather community input for 2023-2024 trail projects. We’ll...
15 Feb

Comments Needed for 2023 Downieville and Quincy Trailwork

Sierra Buttes Trail Stewardship (SBTS) has applied for three project grants this year and need your comments to CA-OHV on both so we can receive the grants and...
14 Feb

California State Parks Awards Tahoe National Forest Funding to Complete Mexican Mine Trail

The $422,400 grant will go to build final 10 miles connecting Downieville to Forest City. On January 31, California State Parks announced $4.68 million in...

Upcoming Events

Apr 28 - Apr 30 / 7am - 2pm Quincy, CA

Quincy Mountain Epic – April 28 – April 30, 2023

Jun 3 / 6:30 AM - 3:00 PM Portola, CA - The Lost Sierra

Lost and Found Gravel Grinder: June 3, 2023

Aug 18 - Aug 20 / 7am - 2pm Downieville, CA

Downieville Mountain Epic – August 18-20, 2023

Jul 13 - Jul 16 / early - late! Downieville, CA

Downieville Classic Mountain Bike Race – July 13 – 16, 2023

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What We've Accomplished


Miles of New Trail Built


Miles of Trail Maintained


Trail Volunteers Hours


Employees in 2022

3 Ways to Get Involved

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

Join The Family

Become a Friend of the Trail Stewardship with a donation to our trail projects.

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Sponsor A Trail

The Adopt-A-Trail Program provides a way for businesses and individuals to take a leadership role in trail maintenance.

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Partner with Us

Our partners are essential stakeholders and directly responsible for our non-profit’s success.

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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.

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We promise not to spam you, we just want to pass on the building trails stoke and enjoying the Lost Sierra.