
2025 Ridge Trail Challenge
The 2025 Ridge Trail Challenge is on! March 1 – December 31. Every year, we challenge hikers, mountain bikers, equestrians and runners—beginners and experts alike—to get out and explore the Ridge Trail. Take on the
Ridge Trail Service Day 2025
Pitch In! Over 400 miles of Ridge Trail needs your help Learn more and Register here. 400 is a lot of trail miles to care for! We need your help to keep the Bay Area

Hike the Fifield-Cahill Trail
The SF Peninsula Watershed: Fifield-Cahill Trail requires you to sign up for a docent-led trip to complete. This outing is a 16.4-mile out-and-back hike suggested for Bay Area Ridge Trail Circumnavigators. Find more information about