The Sisters Trails Alliance is a non-profit organization, whose mission is to connect people and communities to each other and their natural surroundings. We plan, build and maintain multi-user, non-motorized trails in and around Sisters, Oregon.  

Upcoming events

News

STA is cancelling or postponing upcoming events and evaluating activities at least a couple of weeks in advance. Please check the Upcoming Events section for updates. Stay safe!


Beware of Muddy Trails!
STA press release with information about preventing trail damage during muddy conditions.

STA Announces Trail Stewardship Fund
in honor of departing board members

Get Involved!


The Sisters Trail Alliance is always looking for individuals passionate about trails and people who want to see Sisters' Trails developed responsibly. Become a member and support trail projects by helping fund trail work or by volunteering your time to build trails and help form the vision of Sisters area trails.

Join us

REPORT VOLUNTEER HOURS

Please report your volunteer hours here, High Cascades Forest Volunteer Work Report Form.


Sisters Trails Alliance is a 501(c)3 nonprofit organization, Federal Tax ID 46-4076992, whose mission is to connect people and communities to each other and their natural surroundings. The organization maintains the Peterson Ridge Trail System, hosts an annual speaker series and supports various trail-related activities and events throughout the year.  P.O. Box 1871, Sisters, Oregon 97759, 541-719-8822

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