Volo Bog State Natural Area protects the only remaining quaking bog in Illinois, offering visitors a distinctive wetland habitat with unique plant communities and accessible boardwalk trails through a rare ecosystem.
Located in Lake County, Illinois, Volo Bog State Natural Area is the state's only quaking bog, formed over 10,000 years ago following the last ice age. The bog is a floating mat of sphagnum moss and other wetland vegetation that rests atop water, creating the distinctive quaking effect when stepped upon. The natural area encompasses approximately 258 acres of wetlands, woods, and prairie habitats, providing an important sanctuary for rare plants such as pitcher plants, carnivorous sundews, and orchids, as well as diverse wildlife including beavers, muskrats, and many bird species. Recognized as a National Natural Landmark, Volo Bog is a critical site for the protection of Illinois’ peatland ecosystem, which is rare in the region. The site offers a 1-mile accessible boardwalk trail with interpretative signage that educates visitors about the bog's ecology and history. This makes it particularly suitable for families, school groups, and nature enthusiasts. Nearby hiking opportunities extend into surrounding forested areas managed by the Illinois Department of Natural Resources. Visitors can also enjoy birdwatching, photography, and seasonal nature programs offered by park staff. Volo Bog’s unique geological history, biological significance, and accessible trail system make it a highly appealing destination for those interested in wetland ecosystems and environmental education. Its proximity to Chicago (approximately 50 miles northwest) makes it a convenient excursion into a rare natural habitat not commonly found in the Midwest.
Illinois' only quaking bog - a unique floating peatland habitat
Fully accessible boardwalk trail winding through the bog
Rare carnivorous plants like pitcher plants and sundews
Educational signage offering insight into bog ecology and history
A rare wetland type where the vegetation floats over water, creating a trembling surface when walked upon.
A raised and fully accessible trail that allows close-up views of the bog without disturbing the sensitive ecosystem.
Home to several insect-eating plants including pitcher plants and sundews, which thrive in the nutrient-poor bog environment.