Hours for: Monticello 25-High School (MCHE-ZCH) Day Open Close MON 8:00 AM 3:30 PM TUE 8:00 AM 3:30 PM WED 8:00 AM 3:30 PM THU 8:00 AM 3:30 PM FRI 8:00 AM 3:30 PM SAT CLOSED SUN CLOSED Location Information 1 Sage Drive Monticello, IL 61856 217-762-8511 x 1221