Welcome to the Illinois Department of Natural Resource's Website

Here you will learn about the diversity of the prairie state: from Chicago's Lake Michigan shoreline to the fertile soils of the heartland, to the forests and wetlands of the state's southernmost boundaries, Illinois is rich with history, natural resources and scenic beauty.

Find out what's new at the Department, learn its history, follow legislation, download applications for licenses or permits or just learn more about the world around you.

We hope you enjoy your visit and let us know what you think. The various offices within IDNR are on the right navigation bar.

Information about the Department and its programs, policies and procedures is available at the following locations:

Springfield One Natural Resources Way Springfield, IL 62702-1271 217-782-6302 Region I Office 2317 E. Lincolnway Suite A Sterling, IL 61081 815-625-2968 Region II Office 2050 West Stearns Road Bartlett, IL 60103 847-608-3100 Region III Office 15676 State Hwy 54 Clinton  IL  61727 217-935-6860 Region IV Office 4521 Alton Commerce Pkwy. Alton, IL 62002 618-462-1181 Region V 11731 State Highway 37 Benton, IL 62812 618-435-8138 Illinois State Museum 502 South Spring Street Springfield, IL 62706 217-782-7386 James R. Thompson Center 100 W. Randolph St., Suite 4-300 Chicago, IL 60601 312-814-2070