5.0
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22
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00:40
2.48km
30m
Hiking
The Cedar Sink Trail offers an easy hike through a fragrant cedar forest before revealing one of Kentucky's most impressive geological features. This 1.5-mile (2.5 km) route, which you can complete in about 39 minutes, guides you to the massive Cedar Sink. Along the way, you'll experience a gentle climb…
Last updated: April 23, 2026
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1.36 km
Highlight • Canyon
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2.48 km
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2.43 km
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This route was planned by komoot.
While some sources might rate it as easy, the Cedar Sink Trail is generally considered moderate to strenuous due to significant elevation changes and over 300 stairs. Hikers will descend and ascend steep sections, including one part with a 150-foot staircase. The loop portion within the sinkhole also features a very steep hill with an average grade of 18% in some sections, navigated via stairs.
The Cedar Sink Trail is a 1.6 to 1.9-mile lollipop-shaped loop. Most hikers complete it in approximately 40 minutes, but this can vary depending on your pace and how much time you spend enjoying the scenery.
The main highlight is the massive Cedar Sink itself, one of Kentucky's largest sinkholes, also known as a "karst window." Here, you can witness the Hawkins-Logsdon River, an underground river that briefly surfaces before disappearing back into the earth. During periods of high precipitation, the river flow is particularly impressive. You'll also see cliffs and a grated hole indicating an entrance to the underground cave system.
Yes, dogs are permitted on the Cedar Sink Trail. However, they must be kept on a leash no longer than 6 feet at all times.
The trail is beautiful year-round. Spring and summer are ideal for spotting a wide variety of wildflowers like Fire Pink, Celandine Poppy, and Jack-in-the-Pulpit. The abundant shade makes it a good option for summer hikes. In winter, the ferns and moss-covered trees and rocks add a unique charm to the landscape.
The Cedar Sink Trail is located within Mammoth Cave National Park. While there is no specific permit required for this trail, there may be an entrance fee to access Mammoth Cave National Park itself. It's advisable to check the official National Park Service website for current fee information before your visit.
The initial section of the trail is a wide, gravel path with hilly portions. As you descend into the sinkhole, you'll navigate numerous staircases. The trail surface is generally smooth, though some ruts caused by rainwater can be present in certain areas.
The Cedar Sink Trail is accessible within Mammoth Cave National Park. Specific parking information is usually available on the park's official website or signage upon entry. Look for designated parking areas for the Cedar Sink Trail.
The trail begins by winding through a cedar forest, then transitions into a mix of coniferous and deciduous trees. Inside the sinkhole, you'll find a unique microclimate. The trail is especially known for its wildflowers in spring and summer, including species like Sessile Trillium, Violets, and Brown-Eyed Susan. In winter, ferns and moss add greenery.
Yes, there are several lookout points along the trail, including one high above the Cedar Sink, offering excellent views of the underground river as it surfaces and disappears below.