4.9
(15)
211
hikers
26
hikes
Hiking in Kettle Moraine State Forest offers diverse terrain shaped by glacial activity, featuring rolling forested hills, kettle lakes, and open prairies. The landscape is characterized by unique geological formations such as moraines and kames, providing varied hiking experiences. Extensive trail systems wind through pine woods, hardwood forests, and areas like the Spruce Lake Bog. This region provides a range of paths suitable for exploring its distinct natural features.
Last updated: May 12, 2026
5.0
(3)
17
hikers
10.4km
02:44
90m
110m
Embark on the Zillmer Yellow Loop, a moderate hiking route spanning 6.4 miles (10.4 km) with an elevation gain of 285 feet (87 metres). You can expect to complete this journey in about 2 hours and 44 minutes, moving through a diverse landscape. The trail guides you under a thick canopy of trees, offering ample shade, and past varied scenery including oak and aspen groves, dense pine plantations, and open fields. Keep an eye out for the scenic overlook, which provides expansive views of the surrounding forest, making for a rewarding outdoor experience.
Before you head out, remember that a Wisconsin state park pass is required for vehicles parking at the trailhead. Plan your visit carefully, as the trail is closed to hikers when snow is present and instead groomed for cross-country skiing. You will find convenient amenities at the trailhead, including a large paved parking lot, drinking water, and vault toilets, ensuring a comfortable start and end to your hike. Consider the time of year to best enjoy the trail's natural beauty.
This route is nestled within the Northern Unit of the Kettle Moraine State Forest, an area known for its unique glacial topography. The varied landscape you encounter, from dense woods to open fields, showcases the rich ecosystem of the region. If you visit in mid-June, you might be treated to a vibrant display of wildflowers along the path. The Zillmer Yellow Loop offers a distinct opportunity to immerse yourself in the natural environment of the Kettle Moraine, providing a memorable hiking adventure.
5.0
(1)
3
hikers
31.8km
08:25
290m
340m
Hike the difficult 19.7-mile Ice Age Trail: Greenbush Segment through rugged glacial terrain and forests in Kettle Moraine State Forest.

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2
hikers
22.5km
05:55
200m
180m
Hike the difficult 14.0-mile Ice Age Trail: Milwaukee River Segment, gaining 666 feet through glacial hills and diverse woodlands.
1
hikers
4.61km
01:15
80m
40m
Hike the easy 2.9-mile Ice Age Trail: Greenbush Segment through glacial landscapes in Kettle Moraine State Forest-Northern Unit.
3.13km
00:48
10m
20m
Hike the easy 1.9-mile Ice Age Trail from Crooked Lake to Parnell Tower in Kettle Moraine State Forest, offering panoramic views.
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Popular around Kettle Moraine State Forest
Kettle Moraine State Forest is renowned for its unique glacial topography. You'll encounter rolling forested hills, distinctive kettle lakes, and open prairies. The landscape features geological formations like moraines and kames, offering varied hiking experiences through pine woods and hardwood forests. Trails range from gentle paths to more challenging, hilly sections, particularly in areas like the Emma Carlin Trail System.
Yes, Kettle Moraine State Forest offers an extensive network of trails. Komoot features over a dozen hiking routes, with 8 easy and 6 moderate options, ensuring there's something for various skill levels. The forest itself boasts hundreds of miles of trails, including significant portions of the Ice Age National Scenic Trail and several dedicated trail systems like John Muir and Scuppernong.
The forest is rich with natural highlights. You can explore the unique ecosystem of Spruce Lake Bog, a National Natural Landmark, or visit the globally recognized Dundee Kame. For panoramic views, consider the Parnell Observation Tower loop, which leads to the Parnell Observation Tower, offering 360-degree vistas of the glaciated landscape. Other points of interest include Johnson Hill Kame and the Greenbush Kettle.
Yes, there are several easy and family-friendly options. Komoot lists 8 easy routes, such as the New Fane Purple Loop. Shorter nature trails like the Bald Bluff Nature Trail (0.5 miles), Paradise Springs Nature Trail, and Rice Lake Nature Trail (0.5-mile loop with wildlife viewing) are also excellent choices for leisurely walks and families.
Absolutely. Many of the trail systems in Kettle Moraine State Forest are designed with loops. For example, the Forest and Mauthe Lakes Trail Loop is a popular circular route. The John Muir, Emma Carlin, and Scuppernong Trail Systems also feature extensive networks of color-coded loop trails, allowing you to choose your preferred length and difficulty.
The trails in Kettle Moraine State Forest are highly regarded by the komoot community, with an average score of 5.0 stars from 9 reviews. Hikers often praise the diverse ecosystems, well-maintained paths, and the unique glacial features that make each hike interesting. Over 170 hikers have used komoot to explore the varied terrain here.
Generally, dogs are permitted on most trails in Kettle Moraine State Forest, provided they are on a leash. However, it's always best to check specific trail regulations or park signage, especially for designated nature trails or sensitive areas like the Spruce Lake Bog, where restrictions might apply to protect wildlife and fragile ecosystems.
Kettle Moraine State Forest offers numerous designated parking areas and trailheads throughout its units. These are typically well-marked and provide access to the various trail systems. A vehicle admission sticker is generally required for entry to Wisconsin State Parks and Forests, which covers parking fees. It's advisable to check the Wisconsin DNR website for specific parking locations and any updated permit requirements.
While komoot lists 6 moderate routes, the region offers more challenging options within its extensive network. The Emma Carlin Trail System, for instance, is known for its hilly terrain and generally more demanding loops through hardwood forests. Portions of the Ice Age National Scenic Trail also present strenuous sections, and the hike to the peak of Dundee Mountain in the Northern Unit offers incredible panoramic views after a challenging ascent.
Kettle Moraine State Forest is home to diverse wildlife. The Rice Lake Nature Trail, for example, features a wildlife blind where visitors can observe abundant animals. The Spruce Lake Bog is part of the 'Watchable Wildlife' program, indicating good opportunities for spotting various species. You might encounter deer, various bird species, and smaller mammals throughout the forest's varied habitats, from prairies to dense woodlands.
Yes, several trails offer beautiful water views. The Forest and Mauthe Lakes Trail Loop winds along lake shores, providing scenic vistas of Mauthe Lake. The Bear Lake Marsh Loop also offers views of marshlands and forested areas, while the region's numerous kettle lakes are often visible from various trails, adding to the picturesque scenery.
Public transportation directly into the Kettle Moraine State Forest is generally limited. The forest is primarily accessed by private vehicle. Visitors typically drive to various trailheads and parking areas within the different units of the forest. It's recommended to plan for personal transport when visiting to ensure flexibility in accessing trail systems.


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