Salmon Falls
By Armen Suny · Last verified Mar 2026
Photo Credits (5)
Difficulty
Moderate
Trail Length
2.4 miles
Trail Type
Out And Back
Elevation Gain
350 ft
About Salmon Falls
Salmon Falls in Idaho refers to the pair of cascades on the Snake River—commonly called Upper Salmon Falls and Lower Salmon Falls—located near Hagerman. These falls form a striking series along the river and are noted in Wikipedia’s coverage of Idaho’s riverine features; visitors come for broad river views, the rugged canyon setting, and photographic opportunities along the banks. The spot is an easy-to-enjoy natural landmark for anyone exploring southern Idaho’s waterways and volcanic-scarred landscapes. A moderate out-and-back hike accesses viewpoints for the falls: the trail is about 2.4 miles round-trip with roughly 350 feet of elevation gain. Expect a mostly natural route with some short, steeper sections—great for hikers looking for a relatively short outing that still rewards with river vistas and waterfall scenery. Bring water, sturdy shoes, and a camera—the falls and the surrounding river corridor make a memorable half-day excursion.
The Setting
Salmon Falls sits at 2,871 feet along the Salmon Falls Creek, in the hills of Idaho.
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
Trail type: out-and-back. Distance: 2.4 miles (round-trip). Elevation gain: ~350 feet. Difficulty: moderate. The route follows a predominantly natural singletrack and informal riverbank paths to viewpoints of Upper and Lower Salmon Falls on the Snake River near Hagerman. Terrain includes short steeper pitches and uneven footing; trail surface and official USFS trail number/data are not provided in the available sources, so hikers should be prepared for primitive conditions and limited facilities.
What to Expect
Expect stunning views of the waterfall and the surrounding canyon. The area is remote and offers opportunities for photography, fishing, and enjoying the natural beauty of southern Idaho.
Accessibility
The trail is not wheelchair accessible. Uneven terrain and elevation changes require steady footing.
Frequently Asked Questions
🐶 Are Dogs Allowed at Salmon Falls?
❌ Dogs are not allowed
Are There Any Fees or Permits Required?
🆖 No fees required
🏊 Is There Swimming at Salmon Falls?
❌ Swimming is not allowed
When to Visit
Spring and early summer are ideal times to visit, as water flow is typically higher due to snowmelt.
Seasonal Access
The best time to visit is Spring, Summer, and Fall. Winter access may be limited.
Safety Information
Visitors should exercise caution near the waterfall and reservoir, as the terrain can be rocky and slippery. Be aware of changing weather conditions and potential flash flooding.
Current Water Conditions
40 ft³/s
Current discharge — how much water is flowing
Much lower than usual for this time of year
Based on 56 years of record
4.21 ft
Water depth at gauge
7-Day Discharge Trend
What does this mean for your visit?
Flow is well below normal for this time of year, so the waterfall may be a trickle.
About This Gauge
This gauge is on a nearby waterway and may not reflect exact conditions at the falls.
Know when to go.
Get a free email alert when waterfalls near Hagerman hit peak flow. We only send when conditions are worth the trip — no weekly newsletters, no spam.
Weather Forecast
Location & Access
Getting There
Salmon Falls is located near the Salmon Falls Creek Reservoir, approximately 45 miles south of Twin Falls, Idaho. Visitors can access the area via US-93 and local roads leading to the reservoir.
Get Directions on Google MapsParking
There is parking available near the reservoir area, but specific parking locations for viewing the waterfall may vary. Visitors should check local signage or maps for guidance.
Elevation
2871 feet above sea level
Coordinates
42.766569° N, -114.897279° W
Visitor Tips & Gear
Bring a map or GPS as the area can be remote and signage may be limited. Check weather conditions before visiting, as roads may be affected by snow or rain.
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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.
Polarized Sunglasses (Knockaround)
Cuts glare off the water so you actually see the falls — and your photos turn out better too.
Columbia Watertight II Rain Jacket
Packs into its own pocket, seam-sealed, and keeps you dry from spray and surprise rain.
Earth Pak Waterproof Dry Bag
Keeps your phone and gear dry when waterfall mist soaks everything else.
Waterproof Phone Pouch (AiRunTech)
Cheap insurance — take photos right next to the falls without killing your phone.
Timberland Euro Sprint Mid Waterproof
Trusted waterproof boot with premium leather and grippy rubber sole — reliable on rocky, wet trails.
TrailBuddy Trekking Poles
Lightweight aluminum, cork grips, and flip-locks that actually hold — a best-seller for good reason.
Where to Stay
Hagerman Valley Inn
Billingsley Creek
Downtown Hagerman Hot Springs Getaway
La Quinta by Wyndham Twin Falls
Browse vacation cabins and private rentals nearby
Unique outdoor stays — tents, yurts, and treehouses
Rent a campervan or RV for your waterfall road trip
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Nearby Attractions
Nearby attractions include the Salmon Falls Creek Reservoir, Shoshone Falls, and the City of Rocks National Reserve.
Wildlife
The area is home to various wildlife, including birds, deer, and fish. Visitors should be cautious and respectful of the natural habitat.
Cities near Salmon Falls
Nearby Waterfalls
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