District 47 Administrative Office
300 Commerce Drive
Crystal Lake, IL 60014
During the school year, the District 47 CORE Center is open Monday through Friday, 7:30 a.m. to 4 p.m.
- The building is closed on federal holidays and for extended school holiday breaks (i.e. Thanksgiving, winter, and spring break)
During the summer, the CORE is open Monday through Thursday and some Fridays, 7:30 a.m. to 4 p.m.
- Please call ahead (815-788-5000) to make an appointment if possible.
For school office hours, please see the "About Us" tab on a specific school’s website. Note: school offices are closed during the summer.