Alder Dune
Campground — we can watch this one for cancellations.
Guide · Oregon · Reviewed by OpenCampsite
Campgrounds at Siuslaw National Forest in Oregon are reserved through Recreation.gov. Our catalog tracks 33 campgrounds and areas here, and 32 of them can be watched for cancellations and new openings right now.
When your dates come back sold out, the inventory doesn't stay gone — other campers cancel. This page covers what's bookable at Siuslaw National Forest, how Recreation.gov releases and re-releases sites, and where to look next if nothing opens up.

32 of the 33 can be watched for openings today; the rest are listed so you can see the full picture. The catalog records campground and timed entry here.
Most campgrounds release individual sites on a rolling window six months before your arrival date, typically in the morning (7 am Pacific / 10 am Eastern) — though Recreation.gov's own tips page is clear that windows and release times vary by facility, so check your campground's “Seasons & Fees” tab.
Every cancellation costs a $10 service fee. Cancel the day before or the day of arrival and the first night is forfeited on top; no-shows pay a $20 fee plus the first night.
That penalty structure creates a predictable rhythm: campers with wobbly plans bail early to stay ahead of the first-night forfeit, so cancellations trickle in continuously from a few weeks out and tighten right up against the day-before cutoff.
Recreation.gov has its own free availability alerts, capped at 3 active alerts per account — and the same notice goes to every camper watching the site, so it's still a race.
Reservation-system facts checked against official sources on August 10, 2026. Policies change — the reservation system's own pages are always authoritative.
Timing at Siuslaw National Forest is set by Recreation.gov, not by us. Most campgrounds release individual sites on a rolling window six months before your arrival date, typically in the morning (7 am Pacific / 10 am Eastern) — though Recreation.gov's own tips page is clear that windows and release times vary by facility, so check your campground's “Seasons & Fees” tab.
Operating seasons differ campground by campground — some of the 33 places we track here run year-round and others open for part of the year. We don't publish per-campground season dates, so check the campground's own page on Recreation.gov before you plan around it.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Watch Rock Creek Oregon Coast (Siuslaw National Forest, OR) for openings
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Campground — we can watch this one for cancellations.
Timed Entry — listed in our catalog; alerts aren't available here yet.
See everything we track in this park — live alert status included — on the Siuslaw National Forest coverage page.
The closest places we also track, by straight-line distance from Siuslaw National Forest's coordinates. Watching a fallback at the same time costs nothing — you get three free alerts during beta.
~17 miles · 1 campground we can watch
~30 miles · 2 campgrounds we can watch
~49 miles · 1 campground we can watch
~52 miles · 1 campground we can watch
~52 miles · 1 campground we can watch
~58 miles · 1 campground we can watch
Every cancellation costs a $10 service fee. Cancel the day before or the day of arrival and the first night is forfeited on top; no-shows pay a $20 fee plus the first night.
That penalty structure creates a predictable rhythm: campers with wobbly plans bail early to stay ahead of the first-night forfeit, so cancellations trickle in continuously from a few weeks out and tighten right up against the day-before cutoff.
Reservations for Siuslaw National Forest campgrounds are made on Recreation.gov. Most campgrounds release individual sites on a rolling window six months before your arrival date, typically in the morning (7 am Pacific / 10 am Eastern) — though Recreation.gov's own tips page is clear that windows and release times vary by facility, so check your campground's “Seasons & Fees” tab. OpenCampsite doesn't take bookings — we watch for openings and email you so you can book on the official site.
32 of the 33 campgrounds and areas we track at Siuslaw National Forest can be watched for cancellations and new openings today. The full list is on this page, and our coverage page for the park always shows the current set.
Every cancellation costs a $10 service fee. Cancel the day before or the day of arrival and the first night is forfeited on top; no-shows pay a $20 fee plus the first night. That penalty structure creates a predictable rhythm: campers with wobbly plans bail early to stay ahead of the first-night forfeit, so cancellations trickle in continuously from a few weeks out and tighten right up against the day-before cutoff.
You can start with free beta access for three active alerts, and no credit card is required. We email you after a check detects a campsite matching your dates; you complete the booking yourself on Recreation.gov. Paid plans for faster checks or more alerts are planned for after the beta.
The nearest places we also track are Mary's Peak Extensive (about 17 miles away), Siuslaw River SRMA (about 30 miles away), and Shotgun Creek OHV Staging Area (about 49 miles away). Distances are straight-line distances between the coordinates in our catalog, not driving distances.
Pick your campground and dates, and we'll email you after a check detects a matching cancellation or new opening. Free while we're in beta — no credit card.
Reservation facts were checked on August 10, 2026, and campground inventory on August 22, 2026. Policies and seasonal rules change, so confirm your trip on the official pages below.