Warning
GeneralSummer Update: Enhancing our campground for youOur campground is getting an upgrade! A significant, multi-year construction project to enhance utility infrastructure will be occurring within the campground this summer. To minimize disruption to the campground experience, noise creating construction activities will be limited to 9am to 6pm. Please note that our laundry facilities will also have reduced availability during this project. We appreciate your patience as we improve your experience for seasons to come and cannot wait to welcome you this summer!
About Headwaters Campground at Flagg Ranch
Number of accommodations: 165
Campground Amenities
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General Store
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Pet Friendly
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Potable Water
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Restaurant
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Showers
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Propane
Seasonal information
2026 Season availability
Sites & Availability
165 Sites Available
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Site Details
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165 Sites Available
No available sites
All sites are booked for your selected dates. Try showing all sites to see booked options, create an alert to be notified when something opens up, or adjust your dates.
Reviews (554)
What Guests Are Saying
Headwaters Campground at Flagg Ranch is highly praised for its excellent location between Yellowstone and Grand Teton, making it a convenient base for exploring both parks. Reviewers appreciate the clean facilities, friendly staff, and well-maintained grounds, along with amenities like hot showers and a grocery store on-site. While some noted noise levels and tight campsite spacing, many expressed satisfaction with their overall experiences and indicated they would return.
What Guests Are Saying
Headwaters Campground at Flagg Ranch is highly praised for its excellent location between Yellowstone and Grand Teton, making it a convenient base for exploring both parks. Reviewers appreciate the clean facilities, friendly staff, and well-maintained grounds, along with amenities like hot showers and a grocery store on-site. While some noted noise levels and tight campsite spacing, many expressed satisfaction with their overall experiences and indicated they would return.
Review Summary
James E
VerifiedSeptember 26, 2023 • Stayed at: 422, Loop: 400s
Personnel were friendly and very helpful. I left something at my site and they called me before I got too far away. That's some great service right there.
The prior occupant of my site left a smoldering fire, which I doused. The site hookups worked well.
The washing machines at the laundry were quite expensive compared to private laundry facilities that I've used elsewhere. The dryers weren't cheap either, but they were very effective.
The convenience store across the road is very expensive. A two-pack of 9 volt batteries was well over $10! The food at the restaurant was excellent.
Josh H
VerifiedSeptember 25, 2023 • Stayed at: 526, Loop: 500s
Excellent amenity availability, and sites were well equipped. Proximity to the Snake River and both Grand Teton and Yellowstone NPs was highly desirable.
Charles C
VerifiedSeptember 24, 2023 • Stayed at: 622, Loop: 600s
The campsite was a little Spartan but all the hookups worked as advertised and we were not there to park, we were there to see the park. It was conveniently located for a drive back down toward Jenny Lake to see the rest of Teton National Park.
Steven R
VerifiedSeptember 24, 2023 • Stayed at: 620, Loop: 600s
Beautiful full hook-up campground in Grand Tetons National Park. Would definitely stay here again!
Jennifer M
VerifiedSeptember 23, 2023 • Stayed at: 711, Loop: 700s
Check in process at the front desk was easy and staff was friendly. The cabin we stayed in was no frills, but clean with plenty of room for the two of us. A fun upgrade from a tent or car camping. We appreciated the hot showers that are no additional charge. The cabin and all facilities were clean and well maintained. It's a perfect place to stay after visiting one of the parks (Yellowstone or Grand Tetons), before heading to the next one.
The restaurant food was yummy, but the wait was LOOONG. I would call the offerings there "gourmet diner" fare, and somewhat overpriced for the type of food. Still we enjoyed our dinner.
Stacey T
VerifiedSeptember 22, 2023 • Stayed at: 702, Loop: 700s
Very nice area convenient to Yellowstone, Tetons and Jackson. The facilities are good with showers and toilets. The tent area was very clean and offered a lot of space for bigger tents. Overall we had a very nice camping trip at Headwaters and would recommend it for camping.
Stephanie K
VerifiedSeptember 21, 2023 • Stayed at: 330, Loop: 300s
Flagg Ranch had a variety of lodging options available. We were in an RV and stayed 4 nights. It was a last minute change from another location. Flagg Ranch was very hospitable in helping us get 4 nights in their campground. We had to move twice, but that was easy. Flagg Ranch is pretty centrally located for visiting Yellowstone and the Grand Tetons. There is also a lot to do right around the area…hot springs less than a mile away!
Daniel R
VerifiedSeptember 21, 2023 • Stayed at: 204, Loop: 200s
It is adequate. Since I was traveling in an RV I did not use the cabin
JInny P
VerifiedSeptember 20, 2023 • Stayed at: 527, Loop: 500s
This was a beautiful campsite with a gas station and well stocked grocery/convenience store right across the street. It had all of the amenities we needed and very friendly and helpful staff.
jack o
September 20, 2023
2nd time at headwaters & will be back again.
Location Headwaters Campground at Flagg Ranch
Address:
1 Grassy Lake Road
Moran, WY, 83013
United States
The address for Headwaters at Flagg Ranch is located below; however, due to this property's remote location, GPS cannot always be relied on.
100 Grassy Lake Rd.
Moran, WY 83013
(Two miles south of the south gate of Yellowstone)
From Yellowstone:
Follow the signage to the South gate of Yellowstone - about 40 miles from Old Faithful.
After exiting the south gate, Headwaters at Flagg Ranch will be just 2 miles South on the right side of the road.
From Jackson, WY:
Head North from Jackson on US 191/89.
Turn left to continue on US 191/89 at the Moran Junction and enter the Grand Teton National Park through the Moran entrance.
Continue straight through the Jackson Lake junction for another 21 miles.
Headwaters at Flagg Ranch will be located on the left side of the road.
As you pull into the property, the lodge will be located on your right and the campground will be on the left.
Please note Grassy Lake Road is a dirt and gravel road that leads to Ashton, Idaho. Four-wheel drive is strongly encouraged on this narrow single-lane road. It is not recommended for trailer traffic or large vehicles.
Latitude & Longitude: 44.1068 / -110.666
Elevation: 2088 feet
Policies & Rules
| Category | About |
|---|---|
| General |
The maximum stay permitted at the Flagg Ranch Campground is 14 nights, and the maximum cumulative stay between all park campgrounds is 30 nights. Changing Reservations: • If a visitor wants to switch dates that are entirely outside of the original reservation dates, there is a $10 change fee.
Deposits:
Cancellations:
Late Cancellations or Cancellations within the Cut-off Window:
No-Shows:
Early Departures:
Refunds:
Emergency Closures:
|
Warnings & Advisories
Warning
GeneralSummer Update: Enhancing our campground for youOur campground is getting an upgrade! A significant, multi-year construction project to enhance utility infrastructure will be occurring within the campground this summer. To minimize disruption to the campground experience, noise creating construction activities will be limited to 9am to 6pm. Please note that our laundry facilities will also have reduced availability during this project. We appreciate your patience as we improve your experience for seasons to come and cannot wait to welcome you this summer!