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Hiking at Linn Run State Park

6.25 miles of trails

Many of Linn Run’s hiking trails connect to many miles of trails in Forbes State Forest.

Mountain bikes are prohibited on hiking trails in Linn Run State Park, but are permitted on designated trails in Forbes State Forest.

Linn Run State Park Trail Map (PDF)

Trail Definitions

Difficulty Ratings

Easiest -- For beginner trail users. Grade is gentle with few obstacles.
More Difficult -- For the majority of trail users. Grade is steeper and trails narrower with embedded rocks or roots on the trail surface.
Most Difficult -- For trail users with advanced skills. Grade is steep and provides a definite physical challenge. Routes may not be well marked. Elevation gain or loss is severe.

Trail Route Type

Loop -- Start and end at the same location and follow a single trail to form a loop.
Out-and-back -- Start and end at a trailhead and follow a single trail to an endpoint or specific point of interest, then return along the same route.
Point-to-point -- Trails are generally longer in distance and parks may often contain only a portion of the trail within their boundary. Hiker starts and ends in different locations, often requiring a shuttle.
Connector -- Begin and end in connection with another trail or trails but do not terminate at a trailhead.

Adam Falls Trail

1 mile  |  More difficult hiking  |  Loop trail  |  Yellow blazes
Recreations permitted: hiking
Trailhead amenities: none

This trail features a mountain waterfall tucked in among rhododendron and hemlock. This very rocky trail passes by large boulders.

Flat Rock Trail

0.5 mile  |  Easiest hiking  |  Out-and-back trail  |  Yellow blazes
Recreations permitted: hiking
Trailhead amenities: picnic tables, benches

This easy hike travels along the Linn Run stream. Along the trail is remnants of the McGinnis Rod and Gun Club. The trail ends at a large smooth rock in the stream.

Grove Run Trail

1 mile in the park, 4 miles total  |  Most difficult hiking  |  Loop trail  |  Red blazes
Recreations permitted: hiking
Trailhead amenities: benches

This loop starts with a gentle slope behind the Grove Run Picnic Area and becomes progressively steeper as it travels through Forbes State Forest. Areas of the trail experience quick elevation changes. Part of this trail follows Grove Run.  

Iscrupe Trail

0.75 mile  |  Easiest hiking  |  Loop trail  |  Yellow blazes
Recreations permitted: hiking
Trailhead amenities: benches

This trail follows the original Linn Run Road and was used by early visitors to the Adams Falls Picnic Area.  This relaxing trail features large rock formations along either side of the path along with unique wild flowers.