Gravel roads wind eight miles into John D. Rockefeller Jr. Memorial Parkway, leading to numbered camping areas scattered along the Snake River corridor. Each designated camp contains one to four individual sites, complete with vault toilets, bear boxes, fire rings, and picnic tables—amenities that set this dispersed camping apart from typical backcountry spots.
The first several camps sit in open areas where past fires cleared the forest canopy, offering direct river access but limited shade. Brent P. notes "the first few spots along the river had multiple sites and no trees due to fire, I recommend keep going down the road." Sites 6 through 8 provide more forested settings with single camping spots, though mosquitoes can be intense during summer months in these wooded areas.
Competition for sites runs high throughout the camping season. Camps 1 through 6 typically fill by early afternoon, even on weekdays, with some campers leaving gear to hold spots. The road remains accessible to standard vehicles, though washboard sections near the entrance smooth out deeper into the campground. Cell service varies by location, with some areas maintaining connectivity.
Each camp includes a clean vault toilet and trash service—unusual conveniences for dispersed camping. Bear activity occurs regularly along the river corridor, making the provided bear boxes essential for food storage. The campground operates seasonally, typically opening when snow clears in late spring. For campers unable to secure a spot here, Flagg Ranch Campground - Grand Teton National Park offers developed camping just north of the area.
RV Road Trip Guides
Location
Dispersed CampingAshton-Flagg Ranch Road is located in Wyoming
Coordinates
44.10773653 N
110.68579982 W
Connectivity
- T-MobileNo Coverage
- VerizonLTEGood CoverageVerified by 28 usersLast on 4/19/26
- AT&TLTEGood CoverageVerified by 18 usersLast on 4/19/26
Connectivity
- T-MobileNo Coverage
- VerizonLTEGood CoverageVerified by 28 usersLast on 4/19/26
- AT&TLTEGood CoverageVerified by 18 usersLast on 4/19/26
Access
- Drive-InPark next to your site
Site Types
- Tent Sites
- RV Sites
- Standard (Tent/RV)
- Dispersed
- Group
Features
For Campers
- Trash
- Phone Service
- Toilets
- Alcohol
- Pets
DISPERSED CAMPING
Enjoy dispersed camping on government land and leave no trace. Pack in and pack out. No (or limited) services at this camping area. Permit may be required.
PERMIT might be REQUIRED
We curate permit requirements across the US for our PRO members. Try PRO to see if Ashton-Flagg Ranch Road needs a permit.
Drive Time
- 6 hrs 8 min from Idaho Falls, ID
- 6 hrs 51 min from Pocatello, ID
- 7 hrs 52 min from Bozeman, MT
- 9 hrs 55 min from Billings, MT



























