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Clayton, California

8.8 mi   gravel

Kingsdale Drive to Pine Hollow Road

Gravel route from Kingsdale Dr to Pine Hollow Rd, Clayton, Contra Costa County, California

7.9 mi   gravel

Somersville Road to Black Diamonds to Mt Diablo Regional Trail

Gravel route from Somersville Rd to Black Diamond Trail, Clayton, Contra Costa County, California

"Fun way to cut across the hills on gravel. Starts out road into Black Diamond Regional, then turns into gravel. Some steep bits, but doable on 32s."

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