Join the Mammoth Lakes Trail System Trail Crew and friends to help with trail construction and maintenance. The Mammoth Lakes Trail System hosts Wednesday evening volunteer work parties throughout the summer. Following the evening of work enjoy beverages and food with all your new trail friends! Locations vary, limited space is available and sign up is required!
Summer 2025 Wednesday Worknights will be the second Wednesday of each month.
- June 11
- July 9
- August 13
- September 10
REGISTRATION IS REQUIRED, SIGN UP HERE!
Explore previous year's statistics to the see the impact we're making together!
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