The Ashton to Tetonia Trail follows a former railroad corridor for 29.6 miles through eastern Idaho, with Teton views, historic trestles, and grain elevators.
Plan your visit
801 N Highway 20, Ashton, Idaho 83420
- Admission
- Free
- Hours
- Trail and parking were reported open by staff September 26. Visitor center: three days a week in the current park notice; confirm days and hours.
- Parking
- All parking areas currently open; use established access points.
- Restrooms
- Indoor restrooms at Ashton Visitor Center; vault toilets normally at Marysville and Judkins. Confirm restroom availability at your starting point; visitor center facilities follow visitor center hours.
- Access
- Limited Accessibility
- Setting
- Outdoor · All Ages · Year-Round
- Food available
- Nearby
Photos have not been added to this listing yet.
🌳 Amenities & Features
- 🚲 Biking
- 🥾 Hiking
- 🐎 Horseback riding
- 🌉 Historic railroad trestles
- ❄️ Winter recreation
💡 Good to Know
- On September 26, park staff confirmed that all trail sections and parking areas were open. Maintenance may lead to temporary closures; check the Ashton–Tetonia Trail State Park Facebook updates before visiting and follow any on-site notices.
- The Drummond corridor is part of this trail, but Drummond itself is not a confirmed public trailhead. Use designated access points.
- For a first family visit, choose a short out-and-back route with a clear turnaround point.
- Confirm restroom availability at your starting point. The full corridor is much longer than a neighborhood ride.
- Pets must remain on a 6-foot leash. Class 3 e-bikes, ATVs, OHVs and other motor vehicles are not permitted.
- No overnight camping. Bring drinking water; services are limited along the route.
Official information: Idaho Parks trail updates · Park Facebook trail update supplied by staff
Access and visitor center hours updated from park staff email correspondence; reviewed October 15, 2026.
Visitor update, October 15, 2026: The current state-park page warns that the section between Fall River Trestle and Grainville can be overgrown. It lists the visitor center open three days a week without naming the days; confirm the schedule before traveling.