1
Pull-thru
USFSCaribou-Targhee National Forest · Utah
Willow Flat Campground
Overview Willow Flat is a popular campground, located on the banks of the Cub River, in southeastern Idaho.
Sites5424 reservable
Elev.6,086ft
Comf.May-Sep5 months
Max rig75 ft1 pull-thru
Electricnonesites
From Salt Lake City2h39real 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 6,086 ft, Willow Flat Campground has a 5-month comfortable window (May-Sep). Winter nights average around 17°F, so the shoulder seasons turn cold fast. 54 sites total: 24 reservable and 30 first-come, first-served. Of the sites, 1 pull-through, and the longest takes a 75-ft rig. Within about 4 miles: 1 peak, lake or river access.
The campground at a glance
01 · CHARACTER
Reads strongest on shade and quiet. 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
May-Sep
Comfortable window: nights stay above 35°F, days below 90°F.
92%
Of summer weekend-days are dry.
May 31
Last spring frost; first fall frost Oct 5.
60°F
Average July low. Bring a fleece.
Getting there
03 · ACCESS
01
Salt Lake City
120 mi
2h39
02
Moab
351 mi
7h05
03
St. George
419 mi
7h33
By drive time
Routed road time (OSRM). Nearest major highway 10.2 mi away.
Picking your site
04 · 54 SITES
Color byShow only
54 mapped sites · dot color = seclusion · click a dot for details. Basemap © OpenStreetMap.
0
Walk-in
0
50-amp
4
Accessible
0
Prime
54
Sites
★ The standout
Site 042
WILLOW FLAT CAMPGROUND · shaded.
To neighbor
172 ft
Type
Standard
What's within four miles
05 · TRAILS · PEAKS · WATER
Trails & Peaks
Trail segments
47
Peaks
1
Water & Access
Lake / river access
yes
To nearest major road
10.2 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.