•5,099 ft of elevation gain over 12.8 miles means sustained climbing. Gradual but persistent climb — pace yourself and bring extra water.
•Dogs are not permitted on this trail. Check nearby trails if you need a dog-friendly alternative.
•Located in Illinois State Forest — a national park entry fee or pass (e.g., America the Beautiful pass at $80/year) may be required. Check NPS.gov for current conditions and closures.
•Best visited during April-October. Trail conditions outside this window may include snow, mud, or closures — check local ranger station updates.
12.8 mi
Distance
5,099 ft
Elevation Gain
★★★★☆
3.5/5 (819 reviews)
No
Dogs Allowed
Trail Details
A moderate 12.8-mile loop trail in Illinois State Forest, Illinois.
How long is the Forest Loop (Illinois State Forest)?
The Forest Loop (Illinois State Forest) is 12.8 miles (Loop). It has an elevation gain of 5,099 feet. Most hikers complete this trail in 5-8 hours depending on fitness level and pace.
How difficult is the Forest Loop (Illinois State Forest)?
The Forest Loop (Illinois State Forest) is rated Moderate. A reasonable fitness level is recommended. The trail includes some elevation changes and uneven terrain. The surface is gravel.
Are dogs allowed on the Forest Loop (Illinois State Forest)?
No, dogs are not permitted on the Forest Loop (Illinois State Forest). This is a common restriction in national parks and certain protected areas to preserve wildlife habitat. Consider nearby dog-friendly trails in the area as alternatives.
When is the best time to hike the Forest Loop (Illinois State Forest)?
The best season to hike the Forest Loop (Illinois State Forest) is April-October. Fall colors make this time particularly scenic. Check current trail conditions before your visit, as weather and seasonal closures can affect accessibility. Starting early in the morning helps avoid crowds and afternoon weather.
How popular is the Forest Loop (Illinois State Forest)?
The Forest Loop (Illinois State Forest) has a rating of 3.5/5 based on 819 reviews. It offers a solid hiking experience, though it may be less well-known than some popular alternatives. Located in Illinois State Forest, it offers beautiful scenery and a rewarding outdoor experience.