The new recreational map of trails and parks in and around Mount Diablo State Park and the Los Vaqueros Reservoir watershed can be purchased for $9.95 plus tax at Save Mount Diablo, 1901 Olympic ...

Map/brochure: At state-park-entrance kiosk; ... No dogs are allowed on the trail at Mount Diablo State Park, even if you enter from an adjoining park where dogs are permitted.

Named for the botanist and co-founder of Save Mount Diablo, this easy, flat ¾-mile loop circles the summit, and the first portion, all the way to the Ransome Point Overlook, is ADA accessible.