Yellowstone Park / Mountainside KOA

Welcome to the Yellowstone Park / Mountainside KOA!

Yellowstone National Park is just 7.5 miles down the highway from this KOA. Old Faithful is 37 miles away. Along with the striking scenery of the rugged Continental Divide and stunning views into Yellowstone, you can soak up the natural beauty of the campground's meandering mountain streams, fishing ponds and grand old-growth lodgepole pine trees. Big rigs enjoy some of the area's longest and widest Pull-Thru RV Sites. Camping Cabins tuck right in among aspen and willow trees along the banks of Denny Creek. Hiking and four-wheeler trails lead off from the campground into Gallatin National Forest. Wildlife viewing - for moose, elk, bison and more - is excellent. Groups enjoy the indoor and outdoor pavilions. Max pull thru: 105 feet.

Accent Photo

Campground Amenities

  • 50 Max Amp
  • 110' Max Length
  • Wi-Fi
  • Cable TV ($)
  • Snack Bar ($)
  • Propane ($)
  • Fishing
  • Firewood ($)
  • Pavilion
  • Tour Shuttle
More About Amenities

Ways to Stay

KOA Journey

KOA Journey Campgrounds

KOA Journey campgrounds are the perfect oases after a day on the road. Whether it’s along the way or a quick getaway, they’ve got you covered. Located near the highways and byways of North America with long Pull-thru RV Sites, they deliver convenience to the traveling camper. Pull in, ease back and take a load off.

KOA Journeys Feature:

  • Pull-through RV Sites with 50-amp service
  • Premium Tent Sites
  • Well lit after hours check-in service

KOA Blog: Latest Stories

  • Homemade Ice Cream

    Making ice cream – even while camping – is easier than you think! Use our easy recipe to mix up a fun summertime treat of homemade ice cream!

  • Sun Safety Tips for Camping | Avoiding Sunburn on Camping Trips

    Be sure to protect yourself and your family from the harmful rays of the sun on your summer camping trip. Check out our six sun safety tips here!

  • 7 Spots For the Best Sunsets in North America

    Watching a colorful sunset is one of life simple pleasures – if you know the best spots. Check out these amazing vistas to catch stunning sunsets. These are the seven best spots for sunset viewing in North America.

Campground Awards and Programs