| June 7-July 1, 2010 |
Summer School Semester 1 |
| July 6-July 29, 2010 |
Summer School Semester 2 |
| August 12-13 and 16-17, 2010 |
Student Orientation (grades 10-12) |
| August 18, 2010 |
Freshman Orientation |
| August 19, 2010 |
Classes Begin |
| August 26, 2010 |
Open House A-L |
| August 27, 2010 |
Late Arrival |
| September 1, 2010 |
Open House M-Z |
| September 2, 2010 |
Late Arrival |
| September 6, 2010 |
Labor Day - No School |
| September 9, 2010 |
Rosh Hashanah - No School |
| September 16, 2010 |
Late Arrival - Teacher Plan |
| September 25, 2010 |
Homecoming Dance |
| October 7, 2010 |
PLAN and Explore Tests (Late Arrival for Juniors and Seniors) |
| October 11, 2010 |
Columbus Day - No School |
| October 14, 2010 |
Late Arrival - Staff Development |
| November 4, 2010 |
Late Arrival - Teacher Plan |
| November 11, 2010 |
Veterans Day - No School |
| November 12, 2010 |
No School |
| November 24, 2010 |
2:30 Dismissal |
| November 25-26, 2010 |
Thanksgiving Break - No School |
| December 2, 2010 |
Late Arrival - Staff Development |
| December 20-31, 2010 |
Winter Break |
| January 3, 2011 |
Classes Resume |
| January 11-13, 2011 |
Final Exams |
| January 14, 2011 |
Institute Day - No School |
| January 17, 2011 |
Martin Luther King Jr. Day - No School |
| January 18, 2011 |
Second Semester Begins |
| January 27, 2011 |
Late Arrival - Teacher Plan |
| February 17, 2011 |
Late Arrival - Staff Development |
| February 21, 2011 |
Presidents Day - No School |
| March 4, 2011 |
Institute Day - No School |
| March 7, 2011 |
Casimir Pulaski Day - No School |
| March 17, 2011 |
Late Arrival - Teacher Plan |
| March 28-April 1, 2011 |
Spring Break |
| April 4, 2011 |
Classes Resume |
| April 7, 2011 |
Late Arrival - Staff Development |
| April 22, 2011 |
No School |
| April 26-27, 2011 |
Prairie State Achievement Exams |
| May 2-13, 2011 |
Advanced Placement Exams |
| May 14, 2011 |
Prom |
| May 30, 2011 |
Memorial Day - No School |
| June 2, 2011 |
Graduation |