Union Falls
5.0FreeExperience Yellowstone's stunning second highest waterfall deep in the backcountry.

Standing at 250 feet tall, Union Falls is the second-tallest waterfall in Yellowstone National Park, formed where Mountain Ash Creek and Union Falls Creek converge. Tucked away in the park's remote southwest Bechler backcountry, this spectacular cascade plunges over a dramatic cliff into a lush canyon. Reaching Union Falls requires a strenuous multi-mile hike involving stream crossings, offering an uncrowded and unforgettable wilderness adventure.
Expert notes
- Wear sturdy hiking boots as the trail can be rocky and uneven.
- Start your hike early in the day to avoid afternoon crowds and heat.
- Bring a camera to capture the stunning views along the trail and at the falls.
- Check weather conditions before your hike to ensure safety.
- Pack out all trash to keep this natural area pristine.
- Consider hiking with a buddy for safety and companionship.
- Stay on designated trails to protect the surrounding environment.
- Bring binoculars for wildlife viewing along the way.
- Be prepared for changing weather, as it can vary significantly in the park.
- Don't forget to bring a refillable water bottle to stay hydrated.
Features
- Access to other trails
- Clean air
- Hiking trails
- Less crowded than other attractions
- Natural beauty
- Peaceful atmosphere
- Photography opportunities
- Stunning views
- Unique geological formations
- Wildlife viewing
More things to do in Yellowstone National Park
Emerald LakeFreeDiscover the Beauty of Emerald Lake
Bechler River TrailFreeExplore scenic waterfalls and river canyons in southwestern Yellowstone National Park
East EntranceFreeScenic eastern gateway to Yellowstone National Park near Cody Wyoming
Antelope CreekFreeA scenic natural stream flowing through Yellowstone's pristine northern wilderness.
Yellowstone LakeFreeDiscover North America's largest high altitude lake in Yellowstone National Park
Geyser HillFreeExplore active thermal features on a scenic boardwalk near Old Faithful.