Open Travel Guide
Hiking in Illinois

Illinois Hiking & Trekking Guide 2026

Explore the best hiking trails and trekking routes in Illinois.

Illinois is a Midwestern US state best known for its largest city, Chicago — a global hub of architecture, culture, food, and commerce. From the iconic skyline and world-class museums to Lincoln's historic home in Springfield and the rugged beauty of Shawnee National Forest, Illinois offers an incredibly diverse travel experience.

Top trails

Routes worth lacing up your boots for.

  1. Illinois offers hiking opportunities for all levels, from gentle coastal paths to challenging summit climbs.

Trail difficulty levels

Pick a route that matches your fitness and experience.

Easy

Mostly flat, well-marked paths. Suitable for families and casual walkers.

Moderate

Some elevation gain, longer distances. Requires basic fitness.

Hard

Significant climbs and exposure. Requires good fitness and route-finding.

Expert

Technical terrain, scrambling, or alpine conditions. Experience essential.

Local hazards

What to watch out for on the trail.

High

Sudden weather changes — always carry rain gear and warm layers.

Medium

Wildlife encounters — make noise on the trail and store food properly.

Medium

Trail conditions can deteriorate after rain — check recent reports before setting out.