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Groups and Retreats at Yellowstone Park / Mountainside KOA Journey

Gather your group for an unforgettable getaway at Yellowstone Park / Mountainside KOA Journey! Whether it’s a family reunion, a retreat, or a celebration, our campground is the perfect destination. Enjoy a variety of accommodations, group-friendly amenities, and the stunning beauty of Yellowstone National Park.

At Yellowstone Park / Mountainside KOA Journey, we provide the perfect basecamp for your group to explore the world's first national park while enjoying convenient amenities, fun recreational activities, and group-friendly spaces. Whether you're planning a family reunion, corporate retreat, or a gathering with friends, our campground is ready to host your adventure.Located just minutes from the West Gate of Yellowstone, our campground offers easy access to the park’s iconic geysers, abundant wildlife, and breathtaking scenery. After a day of exploration, your group can relax in a range of accommodations, including RV and tent sites, and charming deluxe cabins.Our outdoor covered pavilion, with seating for up to 40 people, is perfect for group meals or meetings. On-site amenities include bike rentals for scenic rides, a General Store stocked with camping essentials and souvenirs, and a laundry facility to keep your stay comfortable. Recreation is always close by with horseshoes, volleyball, a playground, and direct access to nature trails leading into the majestic Gallatin National Forest. Wrap up your day by enjoying delicious made-to-order pizzas and hearty entrees at our on-site Lodgepole Pizza, a favorite for group gatherings.Make memories that will last a lifetime by choosing Yellowstone Park / Mountainside KOA Journey for your group’s stay. With exceptional amenities, endless recreation, and proximity to Yellowstone, it’s the ultimate destination for your next adventure. Contact us today to start planning your unforgettable group experience!

For group accommodations, including rally information, please call 1-406-646-7662.