Iris Falls waterfall
Live Conditions · 91 ft³/s · About average

Iris Falls

Wyoming

By Armen Suny · Last verified Mar 2026

Yellowstone National Park NP · National Park Service
Photo Credits (5)
1.
ilya_ktsn CC BY 2.0 · Flickr
2.
ilya_ktsn CC BY 2.0 · Flickr
3.
ilya_ktsn CC BY 2.0 · Flickr
4.
Dirtman's Images CC BY-NC-ND 2.0 · Flickr

Difficulty

Moderate

Trail Length

2.4 miles

Trail Type

Out And Back

Elevation Gain

350 ft

About Iris Falls

Iris Falls is a picturesque waterfall located in Yellowstone National Park, Wyoming. It is part of the Bechler River system and is known for its remote and serene setting, surrounded by lush forests and rugged terrain.

The Setting

Iris Falls sits at 6,667 feet within Yellowstone National Park, fed by the Firehole River, in the high mountains of Wyoming.

Nearby Falls Worth Visiting

Dunanda Falls (150 ft) lies 4.0 miles to the west. Also nearby: Colonnade Falls (100 ft, 0.3 mi).

Trail & Hike Details

The Approach

The moderate 2.4-mile out-and-back trail gains 350 feet of elevation on the way to the falls.

Trail Description

The trail to Iris Falls follows the Bechler River Trail, which is known for its scenic beauty, including river views, meadows, and forested sections. The trail is well-maintained but may have muddy or wet sections, especially in spring and early summer.

What to Expect

Visitors can expect a peaceful hike through a remote area of Yellowstone National Park, with opportunities to see wildlife and enjoy the natural beauty of the Bechler River. Iris Falls itself is a stunning cascade that flows into the Bechler River, offering a rewarding sight at the end of the hike.

Accessibility

The trail is not wheelchair accessible. Uneven terrain and elevation changes require steady footing.

Frequently Asked Questions

🐶 Are Dogs Allowed at Iris Falls?

❌ Dogs are not allowed

Are There Any Fees or Permits Required?

🤑 Fee: $35.00
Permit required
A backcountry permit is required for overnight stays in the area. Day hikes do not require a permit.

🏊 Is There Swimming at Iris Falls?

❌ Swimming is not allowed

When to Visit

spring summer fall

The best time to visit Iris Falls is late spring through early fall, when the trail is most accessible and the weather is favorable. Summer offers the best conditions for hiking, but be prepared for potential mosquitoes.

Seasonal Access

The best time to visit is Spring, Summer, and Fall. Access roads and trails may close during winter due to snow. Check the National Park Service website for current conditions.

Safety Information

Be prepared for changing weather conditions and carry bear spray, as the area is known for bear activity. The trail may be muddy or slippery, so use caution. Always follow Leave No Trace principles.

Current Water Conditions

Updated about 2 hours ago Roaring

Based on a USGS gauge 16 miles away

91 ft³/s

Current discharge — how much water is flowing

About average for this time of year

Based on 19 years of record

2.83 ft

Water depth at gauge

51°F

Warm

Very comfortable

7-Day Discharge Trend

What does this mean for your visit?

Flow is about average for this time of year. Water temperature is a bracing 51 degrees F, limit your time in the water.

About This Gauge

This gauge is on a regional waterway. Conditions at the falls may differ, especially after local rain.

USGS 06036805
16.2 mi from waterfall
Drainage: 40 sq mi
Altitude: 7,352 ft

Weather Forecast

Location & Access

Getting There

Iris Falls is located in the southwestern region of Yellowstone National Park. Access typically requires hiking along the Bechler River Trail, which starts near the Bechler Ranger Station. The trailhead is accessible by car, but the area is remote and may require driving on unpaved roads.

Get Directions on Google Maps

Parking

Parking is available at the Bechler Ranger Station, which serves as the trailhead for the hike to Iris Falls.

Elevation

6667 feet above sea level

Coordinates

44.241595° N, -110.943549° W

Land Management

Yellowstone National Park NP

Managed by NPS

Visitor Tips & Gear

Wear sturdy hiking boots, as the trail can be muddy or uneven. Bring insect repellent, especially in summer, as mosquitoes can be prevalent. Carry plenty of water and snacks, as the hike is moderately challenging and there are no facilities along the trail.

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With 2.4 miles and 350 ft of elevation gain, sturdy boots and trekking poles will help on this moderate trail. Sun exposure on the trail makes good sun protection a must in summer.

America the Beautiful Annual Pass

Covers entrance fees at 2,000+ federal recreation sites — required at most National Parks.

Where to Stay

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Nearby Campground

Cave Falls Campground

8.5 miles away · 0 sites

This campgrond is situated on the banks of Fall River in Wyoming along the south border of Yellowstone National Park.  Cave Falls Campground has 23 single site units and a terrific area for fishing. Each campsite has fire rings, grills and picnic tables.  Located throughout the campground are vault toilets, water faucets, bear proof storage boxes, and a dumpster.  The campground is located in grizzly bear habitat that requires special precautions be taken with food storage.

Book on Recreation.gov

Additional Information

Nearby Attractions

Other nearby attractions include Colonnade Falls and Bechler Meadows, both accessible via the Bechler River Trail.

Wildlife

The area is home to a variety of wildlife, including elk, deer, bears, and birds. Visitors should carry bear spray and be aware of their surroundings.

Cities near Iris Falls

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