Siloam Springs State Park Trail is a standout hiking destination in Clayton, IL, covering 7.0 miles with 500ft of elevation change. Stats: 7.0 miles, 500ft gain, Moderate. Type: Loop. Surface: Dirt. Time: 3.5 hours. Fee: Free. Dogs: Yes, on leash. Permit: No. Wildlife: deer, turkeys, foxes. Best seasons: Remote western Illinois park. Pack water, layers, and appropriate footwear. Conditions vary across IL. Leave No Trace: stay on trail, pack out all waste, respect wildlife.