Loud Thunder Forest Preserve
19406 Loud Thunder Road
Illinois City, IL 61259 Map
Phone: (309) 795-1040

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Restore, Preserve, Protect

2018-LT-Map.jpgThe mission of the Rock Island County Forest Preserve District is: to maintain and acquire lands with the intent to restore and conserve such lands for the purpose of preservation, education and recreation for its residents with fiscal responsibility.

Loud Thunder is the largest of the Rock Island County forest preserves at 1,480 acres. One of the main attractions at Loud Thunder is Lake George, a 167-acres man-made lake with depths up to 55 feet and stocked with many varieties of fish. Other amenities are:

  • Five campgrounds that include 142 campsites, including a Horse Corral campground
  • Boat Rentals typically Memorial Day through Labor Day. All Boats are First Come, First Serve
  • Hiking trails- a two-mile moderate level and a 12-mile continuous loop moderate level (View trail map)
  • Shared-use trails for mountain bikers, horseback riders, and hikers
  • Picnic shelters and two playgrounds
  • A part of the Illinois Great River Road National Scenic Byway


What the Locals are saying:

"Beautiful and relaxing environment! So much to see and the sights are breathtaking!" - Sabrina D.

"We have loved Loud Thunder for decades; however, I think the park may be in the BEST shape I've ever saw it in! Very well maintained and clean with beautiful trees and lake lined trails." - Terri S.

"I love this campground! Especially the river view campground. It is spacious, quiet, and clean." - Melanie G.