Orange County School District 2009-2010 Calendar https://orangecounty.tandem.co/ Key dates for Orange County School District. en-us 8/17/09 - 8/18/09 Pre Planning https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=35 35-orangecounty@intand.com 8/19/09 Staff Development Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=36 36-orangecounty@intand.com 8/20/09 - 8/21/09 Pre Planning https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=38 38-orangecounty@intand.com 8/24/09 First Day of School https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=37 37-orangecounty@intand.com 9/7/09 Labor Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=18 18-orangecounty@intand.com 9/7/09 Student/Teacher Holiday https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=39 39-orangecounty@intand.com 10/12/09 Columbus Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=19 19-orangecounty@intand.com 10/16/09 Statewide Professional Day, Student Holiday, Teacher Non Workday https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=40 40-orangecounty@intand.com 10/29/09 End of 1st Marking Period (47 days) https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=41 41-orangecounty@intand.com 10/30/09 Student Holiday, Teacher Workday https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=42 42-orangecounty@intand.com 10/31/09 Halloween https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=20 20-orangecounty@intand.com 11/1/09 Daylight Saving Time Ends https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=22 22-orangecounty@intand.com 11/2/09 Begin 2nd Marking Period https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=43 43-orangecounty@intand.com 11/11/09 Veteran's Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=21 21-orangecounty@intand.com 11/23/09 - 11/25/09 Student Holiday/Teacher Non Workday https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=44 44-orangecounty@intand.com 11/26/09 Thanksgiving https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=23 23-orangecounty@intand.com 11/26/09 - 11/27/09 Thanksgiving (Student/ Teacher Holiday) https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=45 45-orangecounty@intand.com 12/21/09 - 1/1/10 Winter Break https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=46 46-orangecounty@intand.com 12/25/09 Christmas Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=24 24-orangecounty@intand.com 1/1/10 New Year's Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=25 25-orangecounty@intand.com 1/18/10 Martin Luther King, Jr. Day (Student/Teacher Holiday) https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=47 47-orangecounty@intand.com 1/18/10 Martin Luther King Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=26 26-orangecounty@intand.com 1/21/10 End of 2nd Marking Period (43 days) https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=48 48-orangecounty@intand.com 1/22/10 Student Holiday, Teacher Workday https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=49 49-orangecounty@intand.com 1/25/10 1st day, 2nd semester https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=50 50-orangecounty@intand.com 2/14/10 Valentine's Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=27 27-orangecounty@intand.com 2/15/10 President's Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=28 28-orangecounty@intand.com 2/15/10 Student Holiday, Teacher Non Workday https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=51 51-orangecounty@intand.com 3/14/10 Daylight Saving Time Begins https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=29 29-orangecounty@intand.com 3/17/10 St. Patrick's Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=30 30-orangecounty@intand.com 3/25/10 End of 3rd Marking Period (43 days) https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=52 52-orangecounty@intand.com 3/26/10 Student Holiday, Teacher Workday https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=53 53-orangecounty@intand.com 3/29/10 - 4/2/10 Spring Break https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=54 54-orangecounty@intand.com 4/4/10 Easter https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=31 31-orangecounty@intand.com 4/5/10 Begin 4th Marking Period https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=55 55-orangecounty@intand.com 5/5/10 Cinco De Mayo https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=32 32-orangecounty@intand.com 5/31/10 Memorial Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=33 33-orangecounty@intand.com 5/31/10 Student/Teacher Holiday https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=56 56-orangecounty@intand.com 6/9/10 Last Day of School, End of 4th Marking Period (47 days) https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=57 57-orangecounty@intand.com 6/10/10 - 6/11/10 Post Planning https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=58 58-orangecounty@intand.com 7/4/10 Independence Day https://orangecounty.tandem.co/index.php?type=key_date&action=details&id=34 34-orangecounty@intand.com