Campsite AtlasWillow Flat Campground
Willow Flat is a popular campground, located on the banks of the Cub River, in southeastern Idaho. It sits in a pretty valley, surrounded by scenic mountain views, at an elevation of 6,300 feet. Visitors enjoy fishing the river and exploring numerous forested trails. The Cub River provides great fishing for wild cutthroat and hatchery rainbow trout. Numerous trails begin within the campground, including a 1/2-mile nature trail to Sam Parkinson Spring. The multi-use Cub River Trail also begins at the campground, offering great hiking, mountain and dirt biking, as well as off-road vehicle and horseback riding. The trail accesses the Highline Trail, the North Fork of St.
Campsites
| Standard, no hookups | 43 |
| Group sites | 6 |
| Tent-only | 5 |
| Total | 54 |
Amenities & rules
Compiled from site-level records; individual sites vary. Confirm on Recreation.gov or with the managing office.
Getting there
From Preston, Idaho, head south on U.S. Highway 91 for approximately 3 miles. Turn east on the Cub River Road (Forest Road 406) and travel 3 miles past the Cache National Forest boundary to the intersection of Forest Road 406 and Forest Road 407. Bear right at the intersection, staying on Forest Road 406, and travel over a mile to the campground.
Campgrounds nearby
Data source: Recreation.gov RIDB, retrieved August 30, 2026. The Campsite Atlas is an independent publication and is not affiliated with or endorsed by the Recreation.gov or any federal agency. Always confirm critical details on the official Recreation.gov page before you travel.