6
Pull-thru
USFSSiuslaw National Forest · Oregon
Alder Dune
Overview Alder Dune Campground sits in a lush coastal forest between Alder and Dune Lakes in western Oregon.
Sites3922 reservable
Elev.135ft
Comf.Jan-Dec12 months
Max rig75 ft6 pull-thru
Electricnonesites
From Eugene1h43real road time
The honest read
Synthesized from
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27
At 135 ft, Alder Dune has a 12-month comfortable window (Jan-Dec). Winter nights average around 42°F, so the shoulder seasons turn cold fast. 39 sites total: 22 reservable and 17 first-come, first-served. Of the sites, 6 pull-through, and the longest takes a 75-ft rig. Within about 4 miles: 1 named hiking route, 1 peak, lake or river access.
The campground at a glance
01 · CHARACTER
Reads strongest on shade and reservability. Softest on roomy sites.
Six axes, each scored relative to every other federal campground in the region: quiet (miles to a major road), cool (elevation), roomy (average site spacing), shade, RV-fit (longest rig), and how reservable it is. All six come from data, nothing hand-tuned.
When to go
02 · CLIMATE
avg highavg lowfrost-freedriest · Jul
Jan-Dec
Comfortable window: nights stay above 35°F, days below 90°F.
90%
Of summer weekend-days are dry.
Mar 4
Last spring frost; first fall frost Dec 5.
55°F
Average July low.
Getting there
03 · ACCESS
01
Eugene
68 mi
1h43
02
Portland
169 mi
3h48
03
Medford
197 mi
4h25
04
Bend
197 mi
4h32
By drive time
Routed road time (OSRM). Nearest major highway 0.1 mi away.
Picking your site
04 · 39 SITES
Color byShow only
39 mapped sites · dot color = seclusion · click a dot for details. Basemap © OpenStreetMap.
0
Walk-in
0
50-amp
0
Accessible
0
Prime
39
Sites
★ The standout
Site 003
ALDER DUNE · pull-through · shaded.
To neighbor
152 ft
Max rig
62 ft
Type
Pull-thru
What's within four miles
05 · TRAILS · PEAKS · WATER
Trails & Peaks
Named hiking routes
1
Trail segments
114
Peaks
1
Viewpoints
5
Water & Access
Lake / river access
yes
To nearest major road
0.1 mi
Method
We synthesize public data layers: RIDB and Recreation.gov facility and site records, Open-Meteo climate normals, OpenStreetMap roads, trails, and water, OSRM drive times, and USGS elevation. We take no bookings, no ads, and no paid placements. Independence is the entire point.