Third Fork Cabin
Sold out? Sites at Third Fork Cabin 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.
About Third Fork Cabin
Third Fork Cabin is a national park campground at Boise National Forest in Gem County, Idaho. Reservations are managed through Recreation.gov. Campsite Tonight watches Boise National Forest around the clock and automatically adds an open site to your Recreation.gov cart the moment a cancellation appears — so you just check out.
Third Fork Cabin 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.
Sites here are tent or walk-in (no RV access).
Other campgrounds at Boise National Forest include Antelope (Boise National Forest, ID), Sagehen Creek, Eastside, French Creek and Cold Springs Campground - Boise NF (ID).
Total reservations in May — 2023: 9 · 2024: 6 · 2025: 4
Location
Address
Gem County, Idaho
Coordinates
44.3731, -116.3008
Very high demand - sites typically fill up immediately when the booking window opens. Plan to book the moment reservations open.
- •June sees 18 reservations - book early or set cancellation alerts.
Nearby Campgrounds
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Antelope (Boise National Forest, ID)
Boise National Forest
Sagehen Creek
Boise National Forest
Eastside
Boise National Forest
Big Flat
Payette National Forest
French Creek
Boise National Forest
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Cold Springs Campground - Boise NF (ID)
Boise National Forest
Photos
Third Fork Cabin FAQ
How far in advance should I book Third Fork Cabin?
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 Third Fork Cabin?
June typically sees the highest reservation activity at Third Fork Cabin. During peak times, 100% of reservations are made 2+ weeks in advance.
Are there campsites available at Third Fork Cabin right now?
Third Fork Cabin 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 Third Fork Cabin located?
Third Fork Cabin is located in Boise National Forest, Idaho.
Track Availability at Third Fork Cabin
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