Jefferson County School District R-1 2010-2011 Calendar https://jeffersoncountyr1.tandem.co/ Key dates for Jefferson County School District R-1. en-us 8/23/10 First Day of School for All Students https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=130 130-jeffersoncountyr1@intand.com 9/6/10 Labor Day https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=62 62-jeffersoncountyr1@intand.com 9/29/10 K-8 Early Release Days https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=137 137-jeffersoncountyr1@intand.com 10/11/10 Columbus Day https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=63 63-jeffersoncountyr1@intand.com 10/15/10 Teacher Staff Development https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=132 132-jeffersoncountyr1@intand.com 10/31/10 Halloween https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=64 64-jeffersoncountyr1@intand.com 11/7/10 Daylight Saving Time Ends https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=66 66-jeffersoncountyr1@intand.com 11/11/10 Veteran's Day https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=65 65-jeffersoncountyr1@intand.com 11/24/10 Teacher Comp Days for night conferences https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=135 135-jeffersoncountyr1@intand.com 11/25/10 - 11/26/10 Thanksgiving https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=67 67-jeffersoncountyr1@intand.com 12/8/10 K-8 Early Release Days https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=138 138-jeffersoncountyr1@intand.com 12/25/10 Christmas Day https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=68 68-jeffersoncountyr1@intand.com 1/1/11 New Year's Day https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=69 69-jeffersoncountyr1@intand.com 1/3/11 - 1/4/11 Teacher Staff Development https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=133 133-jeffersoncountyr1@intand.com 1/17/11 Martin Luther King Day https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=70 70-jeffersoncountyr1@intand.com 2/9/11 K-8 Early Release Days https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=139 139-jeffersoncountyr1@intand.com 2/14/11 Valentine's Day https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=71 71-jeffersoncountyr1@intand.com 2/18/11 Teacher Staff Development https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=134 134-jeffersoncountyr1@intand.com 2/21/11 President's Day https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=72 72-jeffersoncountyr1@intand.com 3/13/11 Daylight Saving Time Begins https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=73 73-jeffersoncountyr1@intand.com 3/17/11 St. Patrick's Day https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=74 74-jeffersoncountyr1@intand.com 4/4/11 Teacher Comp Days for night conferences https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=136 136-jeffersoncountyr1@intand.com 4/24/11 Easter https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=75 75-jeffersoncountyr1@intand.com 5/5/11 Cinco De Mayo https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=76 76-jeffersoncountyr1@intand.com 5/18/11 K-8 Early Release Days https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=140 140-jeffersoncountyr1@intand.com 5/27/11 Last Day of School for All Students https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=131 131-jeffersoncountyr1@intand.com 5/30/11 Memorial Day https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=77 77-jeffersoncountyr1@intand.com 7/4/11 Independence Day https://jeffersoncountyr1.tandem.co/index.php?type=key_date&action=details&id=78 78-jeffersoncountyr1@intand.com