16:48
65.1km
320m
Hiking
The Elroy-Sparta State Trail offers a challenging hike through Wisconsin's distinctive Driftless Area. You will traverse a varied landscape of wetlands, prairies, and farmland, all set against a backdrop of steep peaks and valleys. The route's most memorable features are its three historic railroad tunnels, hand-dug over 140 years ago.…
Last updated: April 23, 2026
Waypoints
Start point
Parking
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49.0 km
Highlight • Rest Area
Tip by
65.1 km
End point
Way Types & Surfaces
Way Types
65.0 km
< 100 m
< 100 m
Surfaces
53.2 km
8.85 km
2.62 km
438 m
< 100 m
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Elevation
Highest point (390 m)
Lowest point (240 m)
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Wednesday 27 May
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18°C
80 %
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This route was planned by komoot.
The Elroy-Sparta State Trail is generally considered easy. It's built on an abandoned railway bed, making it mostly flat with a crushed limestone surface. The elevation changes are minimal, with a maximum grade of 3%, making it suitable for hikers of varying fitness levels and families.
Hiking the full 32.5 miles of the trail can take approximately 16-17 hours. Most people choose to hike sections of the trail or spread the journey over multiple days, especially if they plan to explore the towns along the way.
Yes, the most significant features are its three historic, hand-dug railroad tunnels. These tunnels are completely dark and cool, even in summer, requiring a flashlight or headlamp. You'll also find the Tunnel Watchman's rest stop. The trail also passes through diverse scenery, including wetlands, prairies, farmland, and the unique Driftless Area topography.
The three historic tunnels are a highlight, but they are completely dark and significantly cooler than outside. You must bring a flashlight or headlamp. The surface inside can be rough and uneven, with potential for puddles, especially in Tunnel 3. The tunnels are closed annually from November 1 to April 30, with alternate routes available during this period. Cyclists are advised to walk their bikes through the tunnels for safety.
Yes, a Wisconsin State Trail Pass is required for all users aged 16 and older. You can purchase daily or annual passes. Information on where to buy passes can typically be found on the Wisconsin Department of Natural Resources website, such as wisconsin.gov.
Yes, dogs are generally allowed on the Elroy-Sparta State Trail. However, they must be kept on a leash no longer than 8 feet and under control at all times. Please remember to clean up after your pet to keep the trail enjoyable for everyone.
Spring, summer, and fall are excellent times to visit. Spring offers lush greenery, while summer is ideal for enjoying the cooler tunnels. Fall brings beautiful foliage to the Driftless Area. Keep in mind that the tunnels are closed from November 1 to April 30, so if you want to experience them, plan your visit outside of those months.
The trail has multiple access points and parking lots in the towns it connects: Sparta, Norwalk, Wilton, Kendall, and Elroy. These towns serve as convenient trailheads, offering amenities and parking for visitors.
Yes, the Elroy-Sparta State Trail is part of a larger network of trails in west-central Wisconsin. It connects with the La Crosse River State Trail, the 400 State Trail, and the Omaha Trail, allowing for extended hiking and biking adventures.
The trail is primarily composed of crushed limestone, offering a smooth and generally flat surface. It follows an abandoned railway bed, so it's very accessible. You'll traverse diverse landscapes including wetlands, prairies, farmland, and the unique valleys and bluffs of the Driftless Area.
Beyond bringing a flashlight for the tunnels, it's wise to carry water, especially on warmer days, as services might be spaced out between towns. Be aware of other trail users, as it's popular with cyclists. During tunnel closures (Nov 1 - Apr 30), be sure to follow marked alternate routes.