Are you taking the 2021 NorCal Six-Pack of Peaks Challenge? Here you can see all the hikes logged in our 2021 challenge, with the most recent at the top. If you want to view logged hikes for just one of the peaks, click the mountain name. Click on a hike log to see all the details, more photos and leave comments for the challengers.
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Ready to hike Mount Diablo? Get our detailed trail guide.


Mitchell Canyon to Mt Diablo Summit Clockwise
Clear skies with sporadic clouds. Rain the day before so mud in some parts of the trail.


Mt Diablo via Mitchell Canyon Clockwise
Clear skies with sporadic clouds. Rain the day before so mud in some parts of the trail.


First Summit in the Bag
It was nice to be out in the crisp air on the first day of 2021. Mask on and hike on. Beautiful relaxing 13.1 mile


The Devil of Mountains- Mt Diablo 13.8M 3,727 EG
Hiked with fiancé Leslie, good friends Denise and Joy long tough hike, especially with a recovering sprained ankle, but very thankful for a patient


Diablo to start the year
Had to work earlier in the day, so got a start in the mid afternoon coming up from a friend’s house in Blackhawk. From there