02:48
9.94km
170m
Hiking
Hike the moderate 6.2-mile Twaine Harte Old Railroad Grade through conifer forests with views of the South Fork Stanislaus River Canyon.
Last updated: February 26, 2026
Waypoints
Start point
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9.94 km
End point
Way Types & Surfaces
Way Types
4.66 km
3.23 km
1.35 km
697 m
Surfaces
5.91 km
4.02 km
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Elevation
Highest point (1,220 m)
Lowest point (1,100 m)
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Weather
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Tuesday 19 May
22°C
8°C
0 %
Additional weather tips
Max wind speed: 14.0 km/h
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This route was planned by komoot.
This trail is generally considered easy and suitable for all skill levels, including families. It follows an old railroad grade, so the terrain is relatively flat and gentle. While mostly level, there are minor variations, with some sections having an average grade of 2% and a maximum grade of 11%.
The trail connects Twain Harte with the Lyons Reservoir. You can typically find parking near the Twain Harte end or closer to the Lyons Reservoir. Be aware that some sections between Twain Harte and Lyons Dam cross private property, so it's essential to stay on the designated trail and park in official areas.
Yes, this is a multi-use pathway that welcomes dog-walkers. Please ensure your dog is on a leash and that you clean up after them to maintain the trail for everyone.
The trail is accessible year-round. However, spring, summer, and fall are ideal for hiking and mountain biking due to pleasant weather. In winter, cross-country skiing is possible, conditions permitting.
Generally, there are no permits or entrance fees required for day hiking on trails like the Twain Harte Old Railroad Grade within Stanislaus National Forest. However, always check the official Stanislaus National Forest website for the most current regulations, especially if you plan to camp or engage in other activities.
You'll experience picturesque views as the trail winds through conifer forests. Expect marvelous views of the South Fork Stanislaus River Canyon and its geology, sweeping views of the surrounding mountains, and diverse habitats. A significant portion of the trail also passes by the Lyons Reservoir.
This trail is a segment of the old Sugar Pine Railway, which was crucial for logging operations in the early to mid-1900s. You'll find interpretive signs along the path that share details about this logging history, offering a unique glimpse into the region's past.
The Twain Harte Old Railroad Grade is primarily an out-and-back trail, following the historic railway path. It is approximately 9.9 kilometers (6.1 miles) in length one way.
Beyond hiking, this multi-use pathway is also popular for cycling and dog-walking. In winter, if conditions allow, it can be used for cross-country skiing.
The trail connects to Twain Harte, a small community where you can find cafes, restaurants, and other basic amenities. It's a good idea to check local listings for specific services available.
Given its easy nature, comfortable walking shoes, water, and sun protection are usually sufficient. If you're hiking in cooler months, layers are recommended. Don't forget your camera for the scenic views and a leash for your dog if they're joining you.