Hours for: Illinois State Museum (ISMS-ZED) Day Open Close MON 8:30 AM 5:00 PM TUE 8:30 AM 5:00 PM WED 8:30 AM 5:00 PM THU 8:30 AM 5:00 PM FRI 8:30 AM 5:00 PM SAT CLOSED SUN CLOSED Location Information 1011 East Ash Street Springfield, IL 62703 217-782-6623