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Trails Challenge2022 San Ramon Trails Challenge is Live!

With several months ahead to enjoy the outdoors here in San Ramon, the 2022 San Ramon Trails Challenge has officially kicked off. Start opting outside and experience the benefits of hiking as you explore some fantastic trails right here in San Ramon.

This year's challenge includes some great loops and a new "Hikers Choice" option. For full challenge details, click the logo above. Don't forget to submit your online completion log once you have hiked five of the seven featured trails and your name will be posted as a Trails Challenge Finisher!

Register Now!

Mt. DiabloPoppiesCowsTassajara RidgePink FlowersHousingWaterGrassy View



SAN RAMON TRAILS powered by: 




The San Ramon Trails App, powered by OuterSpatial, is a free and easy-to-use mobile hiking app provides an opportunity for trail users to scout trails, find directions and engage with other outdoor enthusiasts!


Hikers are encouraged to download the OuterSpatial app. If you have any questions, please email [email protected]

Please download the OuterSpatial app in the Apple or Google Play Store:

OuterSpatial Apple Store:

Google Play Store:

From your mobile device please use the following link to directly connect to the City of San Ramon trails system within the OuterSpatial app:


Please click the image below to view the OuterSpatial How To - FAQ for more helpful tips to get started!

How to Guide Example