Skip to main content

The IDNR headquarters at 1 Natural Resources Way in Springfield are closed today, Friday, June 12, 2026, as cleanup and recovery continues from severe storms this week. The agency expects to reopen the building to the public on Monday, June 15, 2026.

Governor JB Pritzker Illinois.gov Contact IDNR DNR A to Z

Old Siloam Picnic Area provides visitors with four shelters, charcoal grills, restrooms, shaded tables, and playground equipment. The main shelter house, which holds more than 20 tables, also provides flush toilets, hot and cold water, electricity, grills, playground equipment, and plenty of parking. In addition, several other smaller picnic areas are scattered throughout the park.

Shelter reservations are accepted through the ExploreMoreIL™ website.