Mammoth Cave National Park

Sal Hollow Trail

strenuous Solitude SeekersExperienced HikersBackcountry Camping
8.6 mi Distance
Varies Estimated Time
Out & Back Trail Type

What to Expect

Starting from the Maple Springs trailhead, Sal Hollow Trail plunges you into the quieter side of Mammoth Cave — the one most visitors never bother to find. This nearly nine-mile route winds through dense hardwood forest along the Sal Hollow drainage, crossing seasonal creeks and threading between sandstone bluffs that rise up like walls on either side. The terrain is uneven and rooty, with enough ups and downs to remind your knees this is backcountry, not a boardwalk. You'll pass through stretches so deeply shaded the air drops ten degrees, then emerge into clearings where wildflowers carpet old homestead sites. The trail connects to a broader backcountry network, so the sense of remoteness builds the farther you go. This one belongs to hikers who want to earn their solitude and don't mind trading Instagram-ready overlooks for the slow, quiet reward of being genuinely alone in the woods.
Solitude SeekersExperienced HikersBackcountry CampingWildflower SeasonTrail Runners

Safety Advisory

Ticks are aggressive in this part of Kentucky from April through October — wear treated clothing and do a thorough check after your hike, especially behind knees and along your waistband.

The trail can be difficult to follow where it crosses creek beds, particularly after heavy rain. Carry a downloaded trail map since cell service is nonexistent once you leave the trailhead.

Trail Details

Distance 8.6 miles round-trip
Difficulty strenuous
Estimated Time Varies
Trail Type Out & Back
Pets Not allowed
Season Year-round
Trailhead Sal Hollow Trail

Pro Tips

Trail Tip

Start early from Maple Springs — the trailhead parking is small and shared with other backcountry routes, and the first mile is the most exposed to midday sun before the canopy closes in.

Trail Tip

Carry all the water you'll need for the full out-and-back. The creek crossings in Sal Hollow are seasonal and unreliable, especially by late summer when they dry to a trickle.

Trail Tip

The old homestead clearings about three miles in make the best rest stops — flat ground, decent shade at the edges, and in spring you'll find trillium and Virginia bluebells carpeting the forest floor.

More Trails in Mammoth Cave

Explore Mammoth Cave National Park

3 campgrounds, 80 trails, 747K annual visitors

View Park Guide