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Mammoth Campground

User Reviews

chez San

October 25, 2025

This is inside Yellowstone national park. Everything is well set up. Many wild animal hang around you. Perfect place to camp.

Franziska Altenkirch

October 15, 2025

Wonderful quiet campground perfectly settled in the nature. James and his wife are incredible campsite hosts and always there if assistance is needed. Bathrooms are modern and new and heated.

Matthew Conelly

July 15, 2025

Great campground, well maintained. Hosts are friendly and amenities are great. Only issue I take is generator hours shutting you down at 8pm. Better have good batteries or solar generator to get you through the evening. Bathrooms were great. Make sure to obey bear rules, otherwise they will cite you. Traveling buddy almost got on 10 campsites away for leaving his grill out while he filled up on water. Otherwise great location, real close to Gardiner. Kind of a windy road but it has stuff if you need it.

Matthew F

June 29, 2025

Amazing place to stay inside the park. The sites are great, and the restrooms are well kept.

Ilya Marron

April 22, 2025

It was a good place to sleep. Wake up and see everything covered in snow, and soon after, about eight bison. It was spectacular. The showers weren't running, and only one bathroom was open during the winter season.

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