Obsidian Flat
Inyo National Forest
Obsidian Flat in California takes campsite reservations through Recreation.gov. Popular campgrounds like this often book out months ahead, but sites reopen whenever a camper cancels. Set a free CampSage cancellation alert and we'll email you the moment one frees up.
Obsidian Flat Group Campground, located just outside of Mammoth Lakes, California, provides an opportunity for a group to enjoy a secluded getaway in the eastern Sierra Nevada Mountains. With a peaceful forested setting and mountain views, the campground's location is perfect for relaxing and spending time in nature. The area is popular for exploring the surrounding forest and geology, as well as nearby hiking, bicyc
⚡ EV charging nearby
Nearest DC fast charging: 6.7 mi away (straight line).
Distances are straight-line, not driving — the road can be much longer where a river, a lake or a canyon sits in between. From OpenStreetMap — community-mapped, so plug types can lag reality. Verify on your charging network’s app before counting on a charger.
🔭 Planning further ahead?
We watch the next 60 days closely — that's where cancellations show up. recreation.gov takes bookings out to about February 2027, so there may be 2+ night stays past our window.
🏕️ About this campground
Ratings
💡 Insider tips from campers
❓ Obsidian Flat FAQ
How do I reserve a campsite at Obsidian Flat?
Obsidian Flat in California takes campsite reservations through Recreation.gov. On this page, use the “Book / check availability” button to open the live booking page, see which dates are free, and reserve your site.
How can I get a spot at Obsidian Flat when it's fully booked?
Popular campgrounds like Obsidian Flat often fill months ahead, but campers cancel every day and those sites reopen for booking. Add your email to the alert on this page and CampSage will start watching Obsidian Flat and email you free the moment a cancellation opens up.
Is Obsidian Flat a good campground?
Obsidian Flat holds an average rating of 3.8/5 from 8 camper ratings on Recreation.gov. The full star breakdown is shown above.
Where is Obsidian Flat located?
Obsidian Flat is located in Inyo National Forest, California. Tap “Directions” above for driving directions, or see nearby campgrounds lower on this page.
📡 Get notified when this park frees up
Subscribe in your calendar or RSS reader and new openings at this campground show up automatically — no account needed.
Running a camping/RV blog? Embed this widget free →
A live cancellation widget for Obsidian Flat that updates itself — free, no account, no API key. The snippet includes a one-line credit under the widget; leaving it in is what keeps this free for everyone, and it tells your readers what they are looking at. Preview it.