Oso Group
Sold out? Sites at Oso Group open up when campers cancel.
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About Oso Group
Oso Group is a national park campground at San Bernardino National Forest in San Bernardino 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.
Oso Group 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 San Bernardino National Forest include Lobo Group, San Gorgonio, Barton Flats, Council and Buttercup Group Camp.
Total reservations in April — 2024: 2 · 2025: 1
Location
Address
San Bernardino County, California
Coordinates
34.1757, -116.8625
Very high demand - sites typically fill up immediately when the booking window opens. Plan to book the moment reservations open.
- •July sees 9 reservations - book early or set cancellation alerts.
Nearby Campgrounds
Lobo Group
San Bernardino National Forest
San Gorgonio
San Bernardino National Forest
Barton Flats
San Bernardino National Forest
Council
San Bernardino National Forest
Buttercup Group Camp
San Bernardino National Forest
Pineknot
San Bernardino National Forest
Photos
Oso Group FAQ
How far in advance should I book Oso Group?
Very high demand - sites typically fill up immediately when the booking window opens. Plan to book the moment reservations open. Mark your calendar for when the booking window opens (typically 5-6 months ahead). Also set alerts - cancellations do happen.
What is the busiest time at Oso Group?
July typically sees the highest reservation activity at Oso Group. During peak times, 100% of reservations are made 2+ weeks in advance.
Are there campsites available at Oso Group right now?
Oso Group is currently fully booked for the next 14 days. However, cancellations happen frequently - download the Campsite Tonight app to get instant alerts when sites become available.
Where is Oso Group located?
Oso Group is located in San Bernardino National Forest, California.
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