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Jack London State Historic Park and East Slope Sonoma Mountain Ridge Trail



  • Directions

  • Distance

    5.5 miles one-way



Join the main Ridge Trail route from a 2.1-mile connector trail, starting in this engaging historic park. The Ridge Trail then travels south on the Sonoma Ridge Trail and East Slope Sonoma Mountain Ridge Trail, terminating on the Eliot Family Loop Trail. The trail is routed along lively streams, through dense forests, and across grasslands on the eastern flanks of Sonoma Mountain. At the top of the ridge, enjoy scenic views of the Valley of the Moon and the bay.

  • From: Lake Trail
  • To: End of East Slope Sonoma Mountain Ridge Trail in Glen Ellen
  • Length: 5.5 miles one-way (plus 5.5 miles return to trailhead); includes 2.1-mile connector trail.
  • Elevation Gain/Loss: 1,495 feet/180 feet one-way
  • Accessibility: Hikers, equestrians, and mountain bikers

(This trail description is excerpted from the 2019 Guidebook. For details on all trails, trailheads, and more, buy the book from Wilderness Press. For more resources to plan your trip, visit our Trail Tools page.)