Donate
Your support will help Girdwood become a better place to live, work and RIDE. Responsibly-built, sustainable mountain bike trails promote health, elevate quality of life and provide recreational opportunity to youth and adults alike. Donate today to help make Girdwood a better place for bikes. All donations are tax-deductible.
Become a member
Memberships to GMBA are $20 annually for individuals and $30 for families.
By becoming a member of the Girdwood Mountain Bike Alliance you will receive:
Up to date information on events, news and opportunities for riding and volunteering.
A GMBA sticker
A high five
A warm, fuzzy feeling that you helped make Girdwood a better place to recreate.