Hanna Flat
Sold out? Sites at Hanna Flat open up when campers cancel.
Campsite Tonight watches Recreation.gov 24/7 and adds an open site to your cart automatically — you just check out.
At a Glance
About Hanna Flat
Hanna Flat 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.
Hanna 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 30 ft. Campers rate it 4.5/5 across 282 reviews.
Other campgrounds at San Bernardino National Forest include Grays Peak Group Camp, Ironwood Group Camp, Big Pine Equestrian Group Campground, Serrano and Bluff Mesa Group Camp.
Total reservations in April — 2023: 43 · 2024: 35 · 2025: 120
Location
Address
San Bernardino County, California
Coordinates
34.2879, -116.9742
Very high demand - sites typically fill up immediately when the booking window opens. Plan to book the moment reservations open.
- •July sees 619 reservations - book early or set cancellation alerts.
Nearby Campgrounds
Grays Peak Group Camp
San Bernardino National Forest
Ironwood Group Camp
San Bernardino National Forest
Big Pine Equestrian Group Campground
San Bernardino National Forest
Serrano
San Bernardino National Forest
Bluff Mesa Group Camp
San Bernardino National Forest
Holcomb Valley Campground
San Bernardino National Forest
Photos
Hanna Flat FAQ
How far in advance should I book Hanna Flat?
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 Hanna Flat?
July typically sees the highest reservation activity at Hanna Flat. During peak times, 100% of reservations are made 2+ weeks in advance.
Are there campsites available at Hanna Flat right now?
Hanna Flat 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.
How often is availability checked at Hanna Flat?
Campsite Tonight monitors Hanna Flat for cancellations and new availability as fast as every 50 sec. When a site opens up, users with alerts enabled receive instant notifications so they can book before others.
Can I get a reservation at Hanna Flat?
Yes! 1 camper has recently added Hanna Flat to cart, with stays up to 3 nights. Even when fully booked, cancellations happen regularly. Set up an alert to get notified instantly when a site opens up.
Where is Hanna Flat located?
Hanna Flat is located in San Bernardino National Forest, California.
Track Availability at Hanna Flat
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