04:06
15.9km
90m
Hiking
Hike the moderate 9.9-mile Ice Age Trail: Monticello Segment, featuring diverse scenery, wildlife, and the historic Stewart Tunnel.
Last updated: February 26, 2026
Waypoints
Start point
Parking
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15.3 km
Highlight • Rest Area
Tip by
15.9 km
End point
Parking
Way Types & Surfaces
Way Types
12.2 km
3.50 km
128 m
Surfaces
10.2 km
3.26 km
2.42 km
< 100 m
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Elevation
Highest point (320 m)
Lowest point (250 m)
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Weather
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Wednesday 27 May
32°C
14°C
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This route was planned by komoot.
The Monticello Segment is generally flat and considered easy, primarily following old railroad lines paved with crushed stone. While mostly level, some sections offer vast views from high hillsides with drops of up to 40 feet. Be aware that winter conditions can make it slippery due to ice, and some areas can be wet and mucky.
The most distinctive feature is the Stewart Tunnel, a 1/4-mile long old railroad tunnel. Due to a bend, it's quite dark inside, so a flashlight is highly recommended. You'll also pass through diverse landscapes including forests, lakes, and rolling hills, with occasional views of the Little Sugar River. In Monticello, you can find facilities at Library Park.
Yes, the trail is generally dog-friendly. However, always ensure your dog is kept on a leash and that you clean up after them to preserve the natural environment for all users.
You can park at the Old Train Depot in Monticello. This location also provides access to restrooms and a water station, making it a convenient starting point for your hike.
Yes, the route utilizes sections of other well-known paths. You'll find yourself on parts of the Badger State Trail and the Sugar River State Trail, which are generally well-maintained and easy to follow.
The trail offers diverse scenery throughout the year. Spring and fall provide pleasant temperatures and beautiful foliage. Summer is also great, with tall deciduous trees offering shade. If hiking in winter, be prepared for potentially icy and slippery conditions, especially inside the Stewart Tunnel, and consider bringing traction devices like Yaktrax.
Generally, there are no entrance fees or permits required to hike the Ice Age National Scenic Trail itself. However, if you are utilizing sections that are part of state trails (like the Badger State Trail or Sugar River State Trail), a Wisconsin State Trail Pass may be required for certain activities, particularly for biking. For hiking, it's usually not needed, but it's always good to check the latest regulations if you plan to use it for other activities.
The diverse landscapes along the trail are home to abundant wildlife. Hikers frequently report sightings of blue-jays, various other songbirds, deer, rabbits, and even turkeys. Keep an eye out, especially in the forested and lakeside areas.
The full segment is approximately 15.87 kilometers (9.86 miles) long. On average, hikers can expect to complete it in about 4 hours and 6 minutes, depending on their pace and how often they stop to enjoy the scenery or explore features like the Stewart Tunnel.
Yes, with its generally flat terrain and crushed stone surface, the Monticello Segment is considered an easy hike and is very suitable for beginners and families. The unique Stewart Tunnel can also be an exciting feature for children. Just be mindful of potential slipperiness in winter or mucky spots after rain.
Given the length and the unique features, we recommend bringing plenty of water, snacks, and a flashlight for navigating the Stewart Tunnel. Depending on the season, consider insect repellent, sun protection, and appropriate layers. In winter, traction devices like Yaktrax or micro-spikes are advisable due to potential ice.