Mount Diablo’s two peaks rise above us as we climb Shell Ridge via a gentle switchback, hike that ridge and the next, then descend and complete our loop via the shady, tranquil Indian Creek trail. The loop includes easy and moderate stretches in approximately equal portions.

Be sure to bring plenty of water and a snack, and dress in layers. Sturdy shoes or hiking boots are recommended. Heavy rain cancels.

Street parking available. No restrooms.

Participants will also be required to accept our COVID-19 Protocol (available during registration).

Land: Walnut Creek Open Space

Rating: Moderate

Distance: 5.3 miles

Elevation change: 873’

Leader: Jean Vieth, Save Mount Diablo Hike Leader

Meet: Entrance to Shell Ridge Open Space at the end of Marshall Drive, adjacent to Indian Valley Elementary School in Walnut Creek.

Directions: From Ygnacio Valley Rd, head east on Homestead Avenue and take the first left onto Marshall Drive. Continue on Marshall till it dead-ends at the Shell Ridge Open Space and park along the road.

(Photo by Seth Adams)

FAQs

When does registration open for this event?

Each Discover Diablo event opens up for registration exactly 2 months before the day of the event at 10AM. All events are first come, first serve.

Are dogs allowed on Discover Diablo hikes?

No. Some Discover Diablo hikes take place on land owned by other organizations (such as Mount Diablo State Park & East Bay Regional Park lands) and many of the trails on these properties have a strict no-dog policy.

Are there ID or minimum age requirements to enter the event?

Anyone under the age of 18 will need to be accompanied by a parent or guardian.

Do I have to bring my printed ticket to the event?

No. On the hike day, we will have a roster with your registration information on it. Please make sure to check in with the hike leader.

Can I update my registration information?

Yes. If you would like to change anything, please contact Denise Castro at dcastro@savemountdiablo.org.

How can I contact the organizer with any questions?

You can reach Denise Castro, Outreach & Education Associate, at dcastro@savemountdiablo.org.