Obsidian Flat is a national park campground at Inyo National Forest in Mono County, California. Reservations are managed through Recreation.gov. When a booked site here is cancelled it can vanish within minutes, so Campsite Tonight monitors it 24/7 and auto-adds the opening to your Recreation.gov cart before anyone else.
Obsidian Flat is in very high demand — sites here routinely sell out well in advance. Cancellations are often the best way in, which is exactly what Campsite Tonight watches for.
The campground accommodates RVs and trailers up to 40 ft.
Other campgrounds at Inyo National Forest include Reversed Creek Campground, Gull Lake Campground, June Lake, Agnew Meadows Group Camp and Agnew Horse Camp.
Total reservations in June — 2023: 5 · 2024: 7 · 2025: 2
Address
Lee Vining, California
Coordinates
37.7333, -119.0167
Very high demand - sites typically fill up immediately when the booking window opens. Plan to book the moment reservations open.
Inyo National Forest
Inyo National Forest
Inyo National Forest
Inyo National Forest
Inyo National Forest
Inyo National Forest
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