Tickets can be purchased at the Greathouse Visitor Center on a space-available basis. There are two camping areas in Black Diamond Mines Regional Preserve. Neither camping area has water, so water must be transported in. Star Mine Group Camp Area, available during spring, summer and fall, is for organized, educational groups only. It can accommodate up to 40 people.
Overnight camping is limited to two nights.
Campers must bring in their own water and haul out their own garbage. Stewartville Backpack Camp is for the general public. Camping is limited to two nights during the spring, summer and fall. There is room for 20 campers. All three nations spoke the Bay Miwok language.