Mountain Bikers of Santa Cruz (MBoSC) is a 501(c)3 non-profit mountain bike advocacy organization and a chapter of  the International Mountain Bike Association (IMBA). MBoSC works to promote mountain bike recreation and to expand sustainable trail access in the Santa Cruz area.

Donations to MBoSC are separate from MBoSC/IMBA membership dues. Donor information will not be placed on a membership list. Donations to MBoSC remain in the local community to support our trail efforts here in Santa Cruz County. Donations fund expenses such as web hosting, office supplies, insurance, trail building equipment, bike park contributions and event costs.

Many employers offer to match their employees’ donations. Please consider checking to see if your employer offers this programTo register, use EIN 77-0457425 to find MBoSC in the employee matching database.


  • Donate at no charge via PayPal “Pay or Send Money” to
  • Mail a check to: Mountain Bikers of Santa Cruz • P.O. Box 331 • Santa Cruz, CA 95061-0331. (Email for a donation receipt.)
  • Donate via this PayPal button (transactions charges apply so it’s better for PayPal savvy folks to “Pay or Send Money” as outlined in first option)