Big Salmon Falls
By Armen Suny · Last verified May 2026
Difficulty
Moderate
Trail Length
2.4 miles
Trail Type
Out And Back
Elevation Gain
350 ft
About Big Salmon Falls
Big Salmon Falls is a scenic waterfall located in Montana, known for its natural beauty and remote setting. It is part of the Big Salmon Creek area, which is surrounded by lush forests and rugged terrain. The falls are a popular destination for hikers and nature enthusiasts seeking a peaceful retreat.
The Setting
Big Salmon Falls sits at 5,531 feet within Flathead National Forest, fed by the Mission Creek, in the high mountains of Montana.
Trail & Hike Details
The Approach
The moderate hike follows Big Salmon Creek (#110), a 2.4-mile out-and-back trail over natural surface. Expect 350 feet of elevation gain with grades of 12-20%. The trail is developed (Class 3).
USFS Trail
BIG SALMON CREEK #110
Trail Class
Developed
Surface
Avg Grade
USFS Segment
9.49 miTrail Description
The trail to Big Salmon Falls typically involves a challenging hike through the Bob Marshall Wilderness. Expect rugged terrain, river crossings, and dense forest. The trail offers stunning views of the surrounding wilderness and leads to the falls, which cascade beautifully into a rocky basin.
What to Expect
Visitors can expect a remote and serene experience, with opportunities to see wildlife and enjoy the pristine wilderness. The falls are surrounded by rugged terrain, making them a rewarding destination for experienced hikers.
Accessibility
The trail is not wheelchair accessible. Uneven terrain and elevation changes require steady footing.
Frequently Asked Questions
🐶 Are Dogs Allowed at Big Salmon Falls?
❌ Dogs are not allowed
Are There Any Fees or Permits Required?
🆖 No fees required
Permit required
A permit may be required for overnight stays in the Bob Marshall Wilderness. Check with the local forest service office for details.
🏊 Is There Swimming at Big Salmon Falls?
❌ Swimming is not allowed
When to Visit
Spring and early summer are ideal for visiting, as the falls are typically at their fullest due to snowmelt. Fall offers beautiful foliage, while summer provides warmer weather for hiking.
Seasonal Access
The best time to visit is Spring, Summer, and Fall. Access roads and trails may close during winter due to snow. Check with Flathead National Forest for seasonal road closures.
Safety Information
The trail is remote and rugged, so visitors should be prepared for backcountry conditions. Carry bear spray, be aware of wildlife, and let someone know your plans before heading out. River crossings may be required, so exercise caution.
Current Water Conditions
Based on a USGS gauge 26 miles away
144 ft³/s
Current discharge — how much water is flowing
Higher than usual for this time of year
Based on 42 years of record
2.86 ft
Water depth at gauge
7-Day Discharge Trend
What does this mean for your visit?
The water is flowing higher than usual for this time of year.
About This Gauge
This gauge is on a regional waterway. Conditions at the falls may differ, especially after local rain.
Weather Forecast
Location & Access
Getting There
Big Salmon Falls is located in a remote area of Montana, typically accessed via trails in the Bob Marshall Wilderness. Visitors should plan for a backcountry trip and ensure they have proper maps and navigation tools.
Get Directions on Google MapsParking
Parking is typically available at trailheads leading into the Bob Marshall Wilderness. Specific parking locations depend on the chosen trailhead.
Elevation
5531 feet above sea level
Coordinates
47.513056° N, -113.512115° W
Land Management
Managed by USFS
Visitor Tips & Gear
Bring plenty of water, snacks, and appropriate gear for backcountry hiking. Be prepared for changing weather conditions and ensure you have a map or GPS device. Check trail conditions before your trip.
This trail sits at 5,531 ft above sea level
Elevated TrailUV radiation is roughly 22% stronger at this elevation than at sea level, and the dry air accelerates dehydration. Extra sun protection and fluids go a long way.
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Coppertone Sport SPF 50 Sunscreen
UV intensity jumps ~4% per 1,000 ft — at this elevation you can burn in half the time.
Sun Bum SPF 30 Lip Balm (3-Pack)
Lips have almost no natural UV protection and burn fast in thin, dry mountain air.
Liquid I.V. Electrolyte Packets
You lose moisture ~2x faster at elevation — electrolytes help you absorb water efficiently.
ROCKNIGHT Polarized UV400 Sunglasses
High-altitude glare off rock and water is intense — UV400 lenses block 99%+ of UVA/UVB.
As an Amazon Associate, we earn from qualifying purchases.
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.
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.
Polarized Sunglasses (Knockaround)
Cuts glare off the water so you actually see the falls — and your photos turn out better too.
Where to Stay
Secluded Bigfork Cabin with Canoes and Views!
Secluded Cabin w/ Mtn Views ~ 33 Mi to Bigfork!
Secluded Mtn-View Cabin 16 Mi to Swan Lake!
Browse vacation cabins and private rentals nearby
Unique outdoor stays — tents, yurts, and treehouses
Rent a campervan or RV for your waterfall road trip
Some links are affiliate links. We may earn a commission at no extra cost to you.
Nearby Campground
OWL CREEK CABIN
5.0 miles away · 1 sites
Overview Owl Creek Cabin is a rustic, single-room dwelling that can accommodate up to four guests. Horse campers enjoy the Owl Creek experience because a corral is available for use just 200 feet from the cabin. The corral may be reserved independently from the cabin by Clicking HERE Same day reservations may be made by contacting the Swan Lake Ranger Station during business hours at 406-837-7500. The cabin can be accessed by vehicle. Guests are responsible for their own travel arrangements and s
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Nearby Attractions
The Bob Marshall Wilderness offers numerous hiking trails, scenic vistas, and opportunities for fishing and camping.
Wildlife
The area is home to a variety of wildlife, including deer, elk, bears, and birds. Visitors should practice bear safety and be aware of their surroundings.
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