About trails in Johnson County, Illinois

Johnson County has 38 named trails on the map, covering 138 miles in total, an average of 3.6 miles per trail. That is the 17th largest mapped trail network among 65 counties in Illinois. 37 of them are tagged for hiking.

The longest single trail is ADT - Illinois (South) - J - Seg 2, at 38.5 miles. 5 trails run 5 miles or longer. Mapped points of interest in the county include 10 trailheads, 33 campsites, 5 waterfalls, and 2 boat launches. The nearest towns to these trails are Goreville, Simpson, and Belknap.

What the trails in Johnson County are like

By length, 17 are under a mile, 16 run 1 to 5 miles, and 5 are 5 miles or longer. 6 are loops, ending where they start; the longest is Heron Pond Trail, at 2.5 miles.

Of the 38 with measured elevation, ADT - Illinois (South) - J - Seg 2 climbs the most, about 15,167 ft, and 4 gain 1,000 ft or more.

Explore by activity

Hiking

37 trails

138Total miles

33Campsites

2Boat launches

5Waterfalls

10Trailheads

ADT - Illinois (South) - J - Seg 2Hike38.5 mi River to River Segment 4 - U.S. 45 to Ferne ClyffeHike19.6 mi River To River TrailHike19.6 mi River to River Segment 3 - Eddyville to U.S. 45Hike12.4 mi Tunnel Hill State Trail (Fomer Cleveland, Cincinnati, Chicago and St. Louis Railway Rail)9.1 mi Happy Hollow TrailHike4.1 mi Little Black Slough TrailHike3.6 mi River To River Trail (New 2025?)Hike2.6 mi Heron Pond TrailHike2.5 mi Pine Lake TrailHike2.1 mi Cedar Bluff TrailHike1.9 mi Zion ChurchHike1.9 mi Big Rocky Hollow TrailHike1.5 mi Cedar Falls TrailHike1.4 mi High Ridge TrailHike1.3 mi Phantom Canyon TrailHike1.3 mi Tupelo HikingHike1.3 mi Fourmine LodgeHike1.3 mi Cinder PathHike1.2 mi Big Buck Creek TrailHike1.1 mi West Cedar Lake TrailHike1.0 mi Bopbcat Loop TrailHike1.0 mi Round Bluff Nature Preserve TrailHike1.0 mi Lake TrailHike0.9 mi Black Jack Oak TrailHike0.9 mi Hawk's Cave TrailHike0.8 mi LINKANGE tRAILHike0.8 mi r2r guess 27Hike0.6 mi Waterfall TrailHike0.5 mi Boy Scout TrailHike0.5 mi Lookout Point TrailHike0.4 mi Hill Top LaneHike0.4 mi Rebman TrailHike0.4 mi Rebman's TrailHike0.4 mi Cedar Bluff Climber's Access TrailHike0.3 mi Heron PondHike0.1 mi Bjork's Falls ShortcutHike0.1 mi RedbudHike0.1 mi

Trails by town in Johnson County

More Illinois counties

679 trails · 2,006 mi

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.