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Hiking trails & Routes
United States
Oregon
Wallowa County
Hells Canyon National Recreation Area

Sampson Spring Trail

Hard

3.4

(24)

82

hikers

Sampson Spring Trail

07:31

18.3km

1,500m

Hiking

Embark on the Sampson Spring Trail, a difficult hiking route that challenges you with 4921 feet (1500 metres) of elevation gain over 11.4 miles (18.3 km). This demanding journey, which typically takes around 7 hours and 30 minutes to complete, leads you through high plains and stands of trees within…

Last updated: April 23, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Rapid River Wild And Scenic River

Nez Perce-Clearwater National Forests

Waypoints

A

Start point

Parking

Get Directions

1

7.03 km

Mount Sampson

Highlight • Summit

A bald, grassy summit that offers views of the surrounding area. A good turnaround point if not going on to Cannon Ball Mountain.

Tip by

2

9.01 km

Cannon Ball Mountain

Highlight • Summit

A local, rounded highpoint just east--and with views--of the Seven Devils Mountains. Snow on the summit may persist well into the spring.

Tip by

B

18.3 km

End point

Parking

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Way Types & Surfaces

Way Types

16.7 km

1.53 km

< 100 m

Surfaces

16.7 km

829 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Today

Thursday 2 July

24°C

9°C

2 %

Additional weather tips

Max wind speed: 7.0 km/h

to get more detailed weather forecasts along your route

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This route was planned by komoot.

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Frequently Asked Questions

What is the overall difficulty of the hike?

The Komoot tour that utilizes the Sampson Spring Trail is rated as difficult. While the Sampson Spring Trail itself is considered a 'blue difficulty' (moderate) singletrack, the full Mount Sampson and Cannon Ball Mountain Hike is a challenging adventure for experienced hikers. It involves some off-trail sections and requires GPS navigation due to primitive and unmarked parts of the route.

How long does it typically take to complete this hike?

The Komoot tour for the Sampson Spring Trail, which includes summiting Mount Sampson and Cannon Ball Mountain, is estimated to take approximately 7.5 hours to complete. This duration accounts for the 18.3 km (11.4 miles) distance and nearly 1500 meters (4921 feet) of elevation gain.

What kind of terrain can I expect on the route?

The route primarily follows a singletrack trail. You will encounter exposed sections, and the trail dips into the forested Blue Gulch, offering brief relief from the sun. Much of the route is unshaded, so be prepared for sun exposure. The path explores high plains and tree stands, leading to the summits.

What are the main points of interest along the way?

This challenging hike rewards you with spellbinding views of the Seven Devil Mountains. The route leads to the summits of Mount Sampson and Cannon Ball Mountain, offering expansive vistas and the grandeur of the Seven Devil Mountains commanding the western skyline.

Is the trail dog-friendly?

Yes, the Sampson Spring Trail is open to dogs. Please ensure your dog is on a leash and that you follow all local regulations for pets within the Nez Perce National Forest.

What is the best time of year to hike this trail?

Given the exposed sections and high elevation, the best time to hike is typically during the warmer, drier months when snow has melted and conditions are favorable. Summer and early fall would likely offer the most accessible and enjoyable experience. Winter hiking would present significant challenges due to snow and potentially extreme weather.

Are there any permits or entrance fees required for the Nez Perce National Forest?

As the Sampson Spring Trail is located within the Nez Perce National Forest, it's advisable to check the official U.S. Forest Service website or contact the local ranger district for current information on any required permits, entrance fees, or specific regulations that may apply to hiking or parking in the area.

Where can I park to access the trailhead?

Specific parking information for the Sampson Spring Trailhead is not detailed, but access typically involves reaching the Rapid River riding area near McCall, Idaho. It is recommended to consult detailed maps or local forest service resources for precise trailhead locations and parking availability before your visit.

Does this route intersect with other trails?

Yes, the Komoot tour that uses the Sampson Spring Trail also passes through sections of the West Fork Rapid River Trail #113 and the Cannon Ball Mountain Trail.

What should I pack for this hike?

Given the trail's difficulty, length, and unshaded sections, it's crucial to pack plenty of water. Additionally, bring appropriate gear for a challenging hike, including sturdy hiking boots, sun protection, layers of clothing, navigation tools (GPS is recommended due to unmarked sections), and emergency supplies.

Is this a loop trail or an out-and-back?

The Komoot tour for the Sampson Spring Trail is an out-and-back route, meaning you will return along the same path you took to reach the summits of Mount Sampson and Cannon Ball Mountain.

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