About hiking in Union County

Union County, Pennsylvania has 66 named trails tagged for hiking, covering 158 miles, an average of 2.4 miles each. The longest is Top Mountain Trail, at 19.9 miles. 7 run 5 miles or longer.

What the hiking trails in Union County are like

By length, 30 are under a mile, 29 run 1 to 5 miles, and 7 are 5 miles or longer. 9 are loops, ending where they start; the longest is Top Mountain Trail, at 19.9 miles.

Of the 66 with measured elevation, Bear Gap Trail climbs the most, about 1,781 ft, and 4 gain 1,000 ft or more.

All 66 hiking trails, longest first

Top Mountain TrailHikeMTB19.9 mi Spring Mountain TrailHikeMTB13.3 mi Old Tram TrailHikeMTB12.6 mi Bear Gap TrailHikeMTB10.6 mi Winter Park HikingHike9.0 mi Grosses Gap TrailHikeMTB8.2 mi Boiling Spring TrailHike5.7 mi Henstep 4X4 Drivable TrailHikeMTB4.3 mi Penns Creek Valley TrailHike4.0 mi Overlook TrailHike3.7 mi East Kettle ATV (Easy)HikeMTB3.6 mi Kettle Hole TrailHike3.1 mi Rapid Run Nature TrailHike2.9 mi Round Top TrailHikeMTB2.9 mi Molasses Gap TrailHike2.7 mi Hook Tram TrailHike2.7 mi Buffalo Flat TrailHikeMTB2.7 mi Stitzer Gap TrailHike2.6 mi Laurel Run TrailHike2.4 mi Chimney Rocks TrailHike2.3 mi Cherry Run Spring TrailHikeMTB2.1 mi Buffalo Path TrailHikeMTB2.0 mi Mile Run TrailHikeMTB1.9 mi Duncan TrailHikeMTB1.9 mi Henstep TrailHike1.8 mi Devils Elbow TrailHike1.8 mi Knoll Ridge TrailHike1.4 mi East TrailHike1.3 mi Lakeside TrailHike1.3 mi Frederick TrailHike1.2 mi Lick Gap TrailHike1.1 mi Bartley Gap TrailHike1.1 mi Rocky Corner TrailHike1.0 mi Rocky Corner Trail (yellow+blue)Hike1.0 mi Five Points TrailHikeMTB1.0 mi Deer TrailHike1.0 mi Mule Shanty TrailHike1.0 mi Middle Ridge TrailHike0.9 mi East Kettle ATV (Most Difficult)HikeMTB0.9 mi Spike Buck TrailHikeMTB0.9 mi Glen Cabin TrailHike0.9 mi Hairy Johns TrailHike0.8 mi Stony Gap TrailHike0.8 mi Ham Bone TrailHike0.8 mi Sand Hollow TrailHike0.8 mi Sheesley Hollow TrailHike0.7 mi Hog Farm RoadHikeMTB0.7 mi Kessler TrailHike0.7 mi Booney Hollow TrailHike0.7 mi Paddy Mountain Forestry RoadHikeMTB0.6 mi West Boundary TrailHike0.6 mi Kurtz Gap TrailHikeMTB0.6 mi Weikert TrailHike0.5 mi Upper Tram TrailHike0.5 mi Old Boundary TrailHike0.3 mi Laurel TrailHike0.3 mi Sheesley Hollow Trail (MST)Hike0.3 mi Halls Pike TrailHike0.2 mi Dry Hollow TrailHike0.2 mi Dale's Ridge TrailHike0.2 mi Oak Ridge TrailHike0.2 mi Yankee Run TrailHikeMTB0.2 mi River AlleyHike0.1 mi Pulpit Rock TrailHike0.1 mi Laurelton Lumber Gravity Tram RouteHike0.1 mi Brush Hollow TrailHike0.1 mi

← All Union County trails

Trail geometry from OpenStreetMap contributors, licensed ODbL. Elevation from the USGS 3D Elevation Program. Compiled and published by Trailmonger · trail data last rebuilt September 24, 2026.