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Buy Your Annual or Day Park Pass Online

Sugarloaf Ridge State Park is operated by Sonoma Ecology Center, a nonprofit organization under section 501(c)(3). Federal EIN #94-3136500. Sugarloaf Ridge State Park does not receive state funding and depends on visitor and membership fees to operate.

Select an Annual Pass or Day Pass Below. If you select an annual pass, we will mail you the physical pass in a couple of days. In the meantime, just display your email receipt on your dash or show the Kiosk Attendant. For a day pass, just show your email receipt.

Choose an amount

Entry Fees


  • $10 Regular
  • $8 Senior (62 and older) or student or current/retired military.  
  • $59 Annual Day Use Parking Pass (good for one year from purchase and also good at Jack London State Historic Park. If you purchase an annual pass from the automated pay station, please contact the office with a mailing address and transaction number for a permanent pass.)

You may pay for entry at

  • Automated pay station across from the kiosk at upper park entrance. Cash (no change) or credit.
  • Iron ranger at Goodspeed trailhead in the lower section of the park. Cash (no change).
  • Staffed Entry Kiosk (Weekends and most holidays 9:00 am to 4:30 pm). Cash or credit.
  • Visitor Center (9am - 5pm weekends and weekdays when staffed, as well as Friday evenings during the summer). Cash or credit.


Sugarloaf Ridge State Park accepts the following passes:

  • Team Sugarloaf / Sugarloaf Park Pass
  • Jack London State Park Pass
  • State of CA State Parks Pass
  • California State Parks Foundations Passes


  • $50 under 50 passengers
  • $100 over 50 passengers

School Tours and School Groups

School Tours and High School or College organizations are free for day-use with prior coordination. Volunteer docents may be available at no charge and staff biologist and educators are available for additional cost.

Contact the Sugarloaf office at 707-833-5712 or sugarloaf@sonomaecologycenter.org for more information or to coordinate a visit.