City, County & Regional Parks · California
Black Diamond Mines Regional Preserve Group Camp
City, County & Regional Parks · California, United States
- Group sites
- Yes
- Drinking water
- No
- Showers
- No
- Elevation
- 1,175 ft
- Dark sky
- Bortle class 5
- Nearest town
- Antioch
- Phone
- 888-327-2757
Season dates aren't confirmed for this campground yet - opening and closing dates haven't been verified. Check the operator's page or call ahead before you plan a trip.
Site map
The imagery of the campground. Press and hold the map to drop your own pins and notes; the operator publishes no site points here. Your ratings, notes, pins and photos are kept with the campground on your Saved list, the same list the camping map and the drive page keep.
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About
East Bay Regional Park District group campsite for parties of 10 or more. Chemical toilets on-site (primitive, no showers/flush toilets); fires only in designated rings, subject to fire-danger restrictions. Water is unreliable - bring your own. Reservations via ReserveAmerica, at least 3 business days ahead.
Weather, month by month
| Month | Typical high | Typical low | Coldest night | Hottest day | Years with a night below 32°F |
|---|---|---|---|---|---|
| January | 54° | 40° | 32° | 71° | 1 of 11 |
| February | 57° | 41° | 29° | 72° | 2 of 11 |
| March | 61° | 43° | 34° | 80° | 0 of 11 |
| April | 63° | 44° | 37° | 78° | 0 of 11 |
| May | 72° | 49° | 44° | 89° | 0 of 11 |
| June | 77° | 52° | 47° | 101° | 0 of 11 |
| July | 82° | 55° | 49° | 97° | 0 of 11 |
| August | 82° | 56° | 52° | 99° | 0 of 11 |
| September | 78° | 55° | 49° | 93° | 0 of 11 |
| October | 73° | 51° | 44° | 91° | 0 of 10 |
| November | 61° | 46° | 36° | 71° | 0 of 10 |
| December | 53° | 40° | 32° | 63° | 1 of 10 |
Mid-month figures from 2016–2026 of daily weather at this spot (ERA5 reanalysis via Open-Meteo, CC BY 4.0), in °F. Typical is the median; coldest and hottest are the extremes seen.
Nearby campgrounds
- Mount Diablo State Park · California State Parks · 7 mi
- Brannan Island State Recreation Area · California State Parks · 14 mi
- Las Trampas Wilderness Regional Preserve Group Camp · City, County & Regional Parks · 14 mi
- Briones Regional Park Group Camp · City, County & Regional Parks · 16 mi
- Reinhardt Redwood Regional Park Group Camp · City, County & Regional Parks · 19 mi
All public campgrounds in California · Every state and province · Facts read from the operator 2026-08-29. Confirm fees, rules and current status with the operator before you go.