Black Diamond Mines Regional Preserve

5175 Somersville Road
Antioch, CA 94509

(510) 544-2750


The East Bay Regional Park District began acquiring land for Black Diamond Mines Regional Preserve in the early 1970s, the area is an ideal location for hiking, picnicking and nature study.

Place Information

  • Place Category


  • Place Cost Free
    Parking Fee: $5 per vehicle (when kiosk is attended); $4 per trailered vehicle. Buses: $25/per bus Dog Fee:$2 per dog. Guide/service dogs free.
  • Place Hours
    Sunday 8:00am - 5:00pm
    Monday 8:00am - 5:00pm
    Tuesday 8:00am - 5:00pm
    Wednesday 8:00am - 5:00pm
    Thursday 8:00am - 5:00pm
    Friday 8:00am - 5:00pm
    Saturday 8:00am - 5:00pm

Black Diamond Mines Regional Preserve: From the Parents


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