Ashton to Tetonia Trail

Teton County, Idaho
Established 2003
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The Ashton to Tetonia Trail is a 29-mile rail-trail crossing the scenic Teton Valley on a former railroad corridor. It offers wide-open views of the Tetons, farmland, wetlands, and wildlife habitat, making it popular for biking, walking, horseback riding, and winter recreation.

Entrance Fee

Free

Visiting with Dogs

Dogs allowed on the trail; keep them leashed and under control. Clean up after pets and follow posted rules.

Visitor Tips & Reviews

What Visitors Say

Scenic, peaceful rail-trail with mountain views, wildlife, and easy biking or walking. Visitors love the quiet, well-maintained path, especially in fall and for family-friendly outdoor recreation.

Tips from Visitors

  • Bring water and snacks; services are limited along the trail.
  • Wear sturdy shoes for gravel, dirt, and uneven sections.
  • Check weather before riding; conditions can change quickly.
  • Use sunscreen and bug spray during warmer months.
  • Share the trail respectfully with hikers, bikers, and equestrians.

Best Time to Visit

The best time to visit Ashton to Tetonia Trail is late spring through early fall, when the weather is mild and the Teton views are clearest. Winter also draws skiers and snowshoers, though conditions can be windy and snowy.

Amenities

ParkingRestroomsPicnic AreasInterpretive SignsTrail Access PointsBike-Friendly AccessHorse Trailer Parking

Nearby Attractions

Explore these attractions near Ashton to Tetonia Trail:

  • Teton River
    A scenic river corridor popular for fishing, wildlife viewing, and paddling nearby.
    8 miles away
  • Teton Geo Center
    An interpretive stop in Driggs highlighting the geology, ecology, and history of the Teton Valley.
    14 miles away
  • Grand Targhee Resort
    A year-round mountain resort known for skiing, mountain biking, and alpine scenery.
    22 miles away

Things to Do at Ashton to Tetonia Trail

BikingWalkingHorseback RidingCross-Country SkiingBirdwatching

Camping at Ashton to Tetonia Trail

Camping is not available on the Ashton to Tetonia Trail; try nearby state parks or private campgrounds in the area.

Hiking Trails

The Ashton to Tetonia Trail is a scenic, mostly flat rail-trail ideal for easy day hiking. Common reviews praise its wide path, open views of farmland, forests, and the Tetons, plus a peaceful, uncrowded feel. Expect long stretches with little shade or services, so bring water, sun protection, and layers for changing weather. It’s great for relaxed walking and wildlife spotting.

Ashton to Tetonia Trail - Full Out-and-Back

easy

A long, scenic rail-trail route through the Teton Valley with wide-open views of farmland, the Tetons, and the Snake River Plain. Best for hikers seeking a flat, non-technical endurance hike.

48 mi
16-18 hours
300 ft gain
easy difficulty

Ashton to Marysville Segment

easy

A quieter northern section of the trail with expansive valley scenery and a gentle grade. Good for a half-day hike or an easy turnaround point.

12 mi
3.5-4.5 hours
75 ft gain
easy difficulty

Marysville to Tetonia Segment

easy

A popular middle-to-southern section featuring broad views, open fields, and a smooth surface ideal for walking. Suitable for a relaxed day hike.

12 mi
3.5-4.5 hours
100 ft gain
easy difficulty

Ashton to Warm River Area

easy

A short, accessible stretch near Ashton with a peaceful rural setting and minimal elevation change. A good option for families or casual hikers.

8 mi
2-2.5 hours
50 ft gain
easy difficulty

Directions

From Ashton, follow US-20 east to trail access points near town. From Tetonia, reach the trail via local roads off ID-33. Multiple access points and parking areas are available along the corridor.

Frequently Asked Questions

How long is the Ashton to Tetonia Trail?

The trail is about 30 miles long one way. Many visitors choose shorter out-and-back rides or hikes, since the full route can take several hours depending on pace and stops.

Is the Ashton to Tetonia Trail paved?

No, it is generally a gravel and crushed-rock trail, not paved. Reviewers often mention that a bike with wider tires is more comfortable, especially after rain or in rougher sections.

Can I bike the Ashton to Tetonia Trail?

Yes, biking is one of the most popular uses. Visitors often say the trail is scenic and manageable, but wind, loose gravel, and the long distance can make the ride more challenging than expected.

Are there restrooms or water along the trail?

Amenities are limited. Many visitors recommend bringing plenty of water and planning ahead for restrooms, since services are sparse along much of the trail.

What kind of scenery will I see on the trail?

The trail is known for wide-open views of farmland, forests, and distant mountain scenery. Many visitors enjoy the peaceful, quiet setting and the chance to see wildlife and big skies.

Is the Ashton to Tetonia Trail good for beginners?

Yes, many beginners enjoy it because the grade is gentle and the route is straightforward. However, the distance, wind, and gravel surface can make it feel more demanding than a typical city trail.

Location
camping and backpacking gear

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