| | Begin US Fall Sports Practices | 8/23/2010 12:00 AM | | | | | | | | |
| | New Student Orientation | 8/27/2010 12:00 AM | | | | | | | | |
| | First Day of School! | 8/30/2010 12:00 AM | | | | | | | | |
| | MS Fall Sports Begin | 8/30/2010 12:00 AM | | | | | | | | |
| | MS Retreats | 9/2/2010 12:00 AM | | | | | | | | |
| | MS Retreats | 9/3/2010 12:00 AM | | | | | | | | |
| | Labor Day | 9/6/2010 12:00 AM | | | | | | | | |
| | Rosh Hashana Begins | 9/8/2010 12:00 AM | | | | | | | | |
| | Rosh Hashana | 9/9/2010 12:00 AM | | | | | | | | |
| | Rosh Hashana | 9/10/2010 12:00 AM | | | | | | | | |
| | ACT Test Date | 9/11/2010 9:00 AM | | | | | | | | From the Famous Annie Beale |
| | MS Parent Back to School Night | 9/16/2010 12:00 AM | | | | | | | | |
| | Yom Kippur | 9/17/2010 12:00 AM | | | | | | | | |
| | Yom Kippur | 9/18/2010 12:00 AM | | | | | | | | |
| | Fall Team Photo Days (CC/VB) | 9/22/2010 12:00 AM | | | | | | | | |
| | US Retreats | 9/23/2010 12:00 AM | | | | | | | | |
| | US Retreats | 9/24/2010 12:00 AM | | | | | | | | |
| | MS Back to School Night | 9/23/2010 7:00 PM | | | | | | | | |
| | College Day Program | 9/25/2010 9:00 AM | | | | | | | | |
| | Team Photo Day #2 (All Soccer) | 9/29/2010 12:00 AM | | | | | | | | |
| | US Back to School Night | 9/30/2010 6:30 PM | | | | | | | | |
| | US Dance | 10/1/2010 8:00 PM | | | | | | | | |
| | MS Service Day (NO E.D. !) | 10/7/2010 12:00 AM | | | | | | | | |
| | No School: Professional Day | 10/8/2010 12:00 AM | | | | | | | | |
| | SAT Test Date | 10/9/2010 9:00 AM | | | | | | | | From the Famous Annie Beale |
| | END MS B/G Cross Country | 10/20/2010 12:00 AM | | | | | | | | |
| | END Boys' MS Soccer and Girls' MS Volleyball | 10/21/2010 12:00 AM | | | | | | | | |
| | End of Quarter | 10/22/2010 12:00 AM | | | | | | | | |
| | ACT Test Date | 10/23/2010 9:00 AM | | | | | | | | From the Famous Annie Beale |
| | BEGIN MS Boys' Basketball | 10/25/2010 12:00 AM | | | | | | | | |
| | Mr. and Mrs. Overlake | 10/29/2010 12:00 AM | | | | | | | | |
| | END MS Girls' Soccer | 11/3/2010 12:00 AM | | | | | | | | |
| | No School For Students: Parent Conferences | 11/4/2010 12:00 AM | | | | | | | | |
| | No School For Students: Parent Conferences | 11/5/2010 12:00 AM | | | | | | | | |
| | Invitational Chess Tournament | 11/6/2010 12:00 AM | | | | | | | | |
| | SAT Test Date | 11/6/2010 9:00 AM | | | | | | | | From the Famous Annie Beale |
| | Daylight Savings Ends | 11/7/2010 12:00 AM | | | | | | | | |
| | No School: Veteran's Day | 11/11/2010 12:00 AM | | | | | | | | |
| | US Play | 11/12/2010 7:30 PM | | | | | | | | |
| | US Play (2:30pm and 7:30pm) | 11/13/2010 2:30 PM | | | | | | | | |
| | Begin US Basketball (November 15 to March 5) | 11/15/2010 12:00 AM | | | | | | | | |
| | PFSA Auction | 11/20/2010 6:00 PM | | | | | | | | |
| | Half Day for Students: Turkey Prep | 11/24/2010 12:00 AM | | | | | | | | |
| | Thanksgiving Break | 11/25/2010 12:00 AM | | | | | | | | |
| | Thanksgiving Break | 11/26/2010 12:00 AM | | | | | | | | |
| | Hanukkah Begins | 12/1/2010 12:00 AM | | | | | | | | |
| | SAT Exam Date | 12/4/2010 9:00 AM | | | | | | | | |
| | TOLO | 12/4/2010 8:00 PM | | | | | | | | |
| | Winter Photo Day #1 (MS Boys and All US BB) | 12/8/2010 12:00 AM | | | | | | | | |
| | Orchestra and 5/6 Bands Concert | 12/7/2010 7:30 PM | | | | | | | | |
| | Jazz Band and Concert Band Concert | 12/9/2010 7:30 PM | | | | | | | | |
| | ACT Test Date | 12/11/2010 9:00 AM | | | | | | | | From the Famous Annie Beale |
| | MS Choir Winter Concert | 12/11/2010 1:30 PM | | | | | | | | |
| | US Chamber and Concert Choir Winter Concert | 12/11/2010 7:30 PM | | | | | | | | |
| | US Exams | 12/15/2010 12:00 AM | | | | | | | | |
| | US Exams | 12/16/2010 12:00 AM | | | | | | | | |
| | LAST Day for Boys' MS Basketball | 12/16/2010 12:00 AM | | | | | | | | |
| | Winter Break: Half Day | 12/17/2010 12:00 AM | | | | | | | | |
| | US Exams (Half Day) | 12/17/2010 12:00 AM | | | | | | | | |
| | Winter Break (Dec. 20-Jan. 2) | 12/20/2010 12:00 AM | | | | | | | | |
| | Possible JV/JVC Tournament | 12/21/2010 12:00 AM | | | | | | | | |
| | Christmas Day | 12/25/2010 12:00 AM | | | | | | | | |
| | School Resumes | 1/3/2011 12:00 AM | | | | | | | | |
| | BEGIN Girls' MS Basketball | 1/3/2011 12:00 AM | | | | | | | | |
| | Dance Concert | 1/12/2011 7:00 PM | | | | | | | | |
| | No School: End of Quarter/Semester (Teacher Prep) | 1/14/2011 12:00 AM | | | | | | | | |
| | No School: MLK Day | 1/17/2011 12:00 AM | | | | | | | | |
| | Winter Photo Day #2 (MS Girls BB) | 1/19/2011 12:00 AM | | | | | | | | |
| | US Dance | 1/21/2011 8:00 PM | | | | | | | | |
| | SAT Exam Date | 1/22/2011 12:00 AM | | | | | | | | |
| | PLAN Test (10th Grade) | 1/22/2011 9:00 AM | | | | | | | | |
| | Jazz Band--- Jan. 27-28-29 | 1/27/2011 12:00 AM | | | | | | | | |
| | Benefit Concert | 1/29/2011 7:30 PM | | | | | | | | |
| | Senior Night Basketball! | 2/4/2011 12:00 AM | | | | | | | | |
| | US Open Mike | 2/11/2011 6:00 PM | | | | | | | | |
| | ACT Test Date | 2/12/2011 9:00 AM | | | | | | | | |
| | Last Day for MS Girls' Basketball | 2/18/2011 12:00 AM | | | | | | | | |
| | Mid-Winter Break | 2/21/2011 12:00 AM | | | | | | | | |
| | Mid-Winter Break | 2/22/2011 12:00 AM | | | | | | | | |
| | Mid-Winter Break | 2/23/2011 12:00 AM | | | | | | | | |
| | Mid-Winter Break | 2/24/2011 12:00 AM | | | | | | | | |
| | Mid-Winter Break | 2/25/2011 12:00 AM | | | | | | | | |
| | Begin Spring Sports: Baseball, Golf, Tennis, Lacrosse and Ultimate | 2/28/2011 12:00 AM | | | | | | | | |
| | US Musical Preview | 3/3/2011 1:00 PM | | | | | | | | |
| | US Musical | 3/4/2011 7:30 PM | | | | | | | | |
| | US Musical (2pm and 7:30pm) | 3/5/2011 2:00 PM | | | | | | | | |
| | SAT Exam Date | 3/12/2011 9:00 AM | | | | | | | | |
| | Daylight Savings Begins | 3/13/2011 12:00 AM | | | | | | | | |
| | Spring Photo Day #1 (All Baseball @ Marymoor) | 3/16/2011 12:00 AM | | | Marymoor Park Fields | | | | | |
| | Third Quarter Ends | 3/18/2011 12:00 AM | | | | | | | | |
| | OLOT | 3/19/2011 8:00 PM | | | | | | | | |
| | Spring Photo Day #2 (All Lacrosse) | 3/23/2011 12:00 AM | | | Overlake Field 1 (Turf) | | | | | |
| | US Service Day-- NO E.D.! | 3/24/2011 12:00 AM | | | | | | | | |
| | Spring Photo Day #3 (Golf and Tennis) | 3/30/2011 12:00 AM | | | | | | | | |
| | Project Week | 4/2/2011 12:00 AM | | | | | | | | |
| | Project Week | 4/4/2011 12:00 AM | | | | | | | | |
| | Project Week | 4/5/2011 12:00 AM | | | | | | | | |
| | Project Week | 4/6/2011 12:00 AM | | | | | | | | |
| | Project Week | 4/7/2011 12:00 AM | | | | | | | | |
| | Project Week | 4/8/2011 12:00 AM | | | | | | | | |