Upcoming Events
view full calendarFor more information: https://d155.diligent.community/Portal
For more information https://d155.diligent.community/Portal
Finals Schedule:
Period 1: 9:25 AM - 10:20 AM
Period 3: 10:30 AM - 11:25 AM
Period 5: 11:35 AM - 12:30 PM
Break: 12:30 PM - 12:50 PM
Period 7: 12:50 PM - 1:45 PM
Period 9: 1:55 PM - 2:50 PM
Finals Schedule:
Period 2: 9:25 AM - 10:20 AM
Period 4: 10:30 AM - 11:25 AM
Period 6: 11:35 AM - 12:30 PM
Break: 12:30 PM - 12:50 PM
Period 8: 12:50 PM - 1:45 PM
Make Up: 1:55 PM - 2:50 PM
Recent News
Three District 155 Students have been named semifinalists in the 2025 National Merit Scholarship Program. Adam Kyrouac and Justin Weber from Crystal Lake Central High School, along with Jackson Woestman from Cary-Grove High School, have achieved this honor based on their outstanding performance on the 2023 Preliminary SAT.
D155 By the Numbers
96%
20:1
15
88%
$10.2M
86%
Teachers with Master's Degree or Higher
227
200+
Sports and Extracurricular Activities Offered
1:1
Thank You for Supporting D155