Your guide to exploring the trail, for a day, week, or month.

Trail tools.

Slide Get Ridge Trail in the palm of your hands! OuterSpatial is the only mobile app with the full complement of Ridge Trail sections, descriptions, maps, and more. Once downloaded click the Ridge Trail logo in the app. MOBILE TRAIL APP Download for iOS Download for Android


The official guide book to the Bay Area Ridge Trail is packed full of useful information for planning hiking, backpacking, mountain biking, and horseback riding trips including maps, detailed trail descriptions, curated trips and more.

Buy the book

Trail Tracker.

The Trail Tracker tool allows you to track mileage, elevation gain, gaps in the Trail, and other notes.
Download the tracker


Circumnavigation Resources.

Complete all 375-miles of the currently existing Ridge Trail loop.

Camping and Hostel Map
Download PDF

Trail by Meetup
Join a Meetup group

Parks Contact List
Land Agency Partners

DIY Fundraiser
DIY Fundraiser

Stay in the loop.

Join the Ridge Trail eNews, for all the latest events and trail news.



We're a membership organization built of trail
lovers like you. Become an important part of the Ridge Trail community.

Donate to complete the trail