Irvine Unified 2011-2012 Calendar https://irvineunified.tandem.co/ Key dates for Irvine Unified. en-us 7/28/11 First day for Year-Round Students https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=170 170-irvineunified@intand.com 9/5/11 Labor Day https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=87 87-irvineunified@intand.com 9/7/11 Work Days https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=184 184-irvineunified@intand.com 9/8/11 First Day for Traditional K-12 Students https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=171 171-irvineunified@intand.com 10/10/11 Columbus Day https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=88 88-irvineunified@intand.com 10/17/11 Staff Development Day K-12 https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=172 172-irvineunified@intand.com 10/31/11 Halloween https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=89 89-irvineunified@intand.com 11/6/11 Daylight Saving Time Ends https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=91 91-irvineunified@intand.com 11/11/11 Veteran's Day https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=90 90-irvineunified@intand.com 11/24/11 Thanksgiving https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=92 92-irvineunified@intand.com 11/24/11 - 11/25/11 Thanksgiving Recess https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=173 173-irvineunified@intand.com 12/19/11 First Day of Winter Recess https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=174 174-irvineunified@intand.com 12/25/11 Christmas Day https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=93 93-irvineunified@intand.com 1/1/12 New Year's Day https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=94 94-irvineunified@intand.com 1/2/12 Last Day of Winter Recess (traditional calendar) https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=175 175-irvineunified@intand.com 1/6/12 Last Day of Winter Recess (year-round calendar) https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=176 176-irvineunified@intand.com 1/16/12 Martin Luther King Day https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=95 95-irvineunified@intand.com 1/27/12 9-12 Student Holiday/Teacher Workday https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=177 177-irvineunified@intand.com 1/27/12 9-12 Students have Semester Break https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=182 182-irvineunified@intand.com 1/27/12 Work Days https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=183 183-irvineunified@intand.com 1/30/12 9-12 Student/Teacher Holiday https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=178 178-irvineunified@intand.com 2/14/12 Valentine's Day https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=96 96-irvineunified@intand.com 2/20/12 President's Day https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=97 97-irvineunified@intand.com 3/11/12 Daylight Saving Time Begins https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=98 98-irvineunified@intand.com 3/17/12 St. Patrick's Day https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=99 99-irvineunified@intand.com 4/8/12 Easter https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=100 100-irvineunified@intand.com 5/5/12 Cinco De Mayo https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=101 101-irvineunified@intand.com 5/25/12 K-8 Student/Teacher Holiday https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=180 180-irvineunified@intand.com 5/28/12 Memorial Day https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=102 102-irvineunified@intand.com 6/1/12 Last day for K-12 Students https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=181 181-irvineunified@intand.com 7/4/12 Independence Day https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=103 103-irvineunified@intand.com 8/9/12 Spring Recess https://irvineunified.tandem.co/index.php?type=key_date&action=details&id=179 179-irvineunified@intand.com