Cortland City School District 2020-2021 Calendar https://cortland1.tandem.co/ Key dates for Cortland City School District. en-us 9/7/20 Labor Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=167 167-cortland1@intand.com 9/8/20 Professional Development Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=184 184-cortland1@intand.com 9/9/20 First Day of School for Grades K,7,9,12 https://cortland1.tandem.co/index.php?type=key_date&action=details&id=185 185-cortland1@intand.com 9/10/20 Classes Begin for All Students https://cortland1.tandem.co/index.php?type=key_date&action=details&id=186 186-cortland1@intand.com 10/1/20 15 Minute Early Dismissal Drill https://cortland1.tandem.co/index.php?type=key_date&action=details&id=187 187-cortland1@intand.com 10/9/20 Half Day AM K-12/Professional Development Day PM https://cortland1.tandem.co/index.php?type=key_date&action=details&id=188 188-cortland1@intand.com 10/12/20 Columbus Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=168 168-cortland1@intand.com 10/31/20 Halloween https://cortland1.tandem.co/index.php?type=key_date&action=details&id=169 169-cortland1@intand.com 11/1/20 Daylight Saving Time Ends https://cortland1.tandem.co/index.php?type=key_date&action=details&id=171 171-cortland1@intand.com 11/6/20 Parent/Teacher Conferences https://cortland1.tandem.co/index.php?type=key_date&action=details&id=189 189-cortland1@intand.com 11/11/20 Veteran's Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=170 170-cortland1@intand.com 11/26/20 - 11/27/20 Thanksgiving https://cortland1.tandem.co/index.php?type=key_date&action=details&id=172 172-cortland1@intand.com 12/4/20 Half Day AM K-12/Professional Development Day PM https://cortland1.tandem.co/index.php?type=key_date&action=details&id=190 190-cortland1@intand.com 12/24/20 - 12/31/20 December Recess https://cortland1.tandem.co/index.php?type=key_date&action=details&id=191 191-cortland1@intand.com 12/25/20 Christmas Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=173 173-cortland1@intand.com 1/1/21 New Year's Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=174 174-cortland1@intand.com 1/4/21 Classes Resume https://cortland1.tandem.co/index.php?type=key_date&action=details&id=192 192-cortland1@intand.com 1/18/21 Martin Luther King Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=175 175-cortland1@intand.com 1/26/21 - 1/29/21 Regents https://cortland1.tandem.co/index.php?type=key_date&action=details&id=193 193-cortland1@intand.com 2/1/21 Staff Work Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=194 194-cortland1@intand.com 2/14/21 Valentine's Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=176 176-cortland1@intand.com 2/15/21 President's Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=177 177-cortland1@intand.com 2/15/21 - 2/19/21 Winter Recess https://cortland1.tandem.co/index.php?type=key_date&action=details&id=195 195-cortland1@intand.com 3/14/21 Daylight Saving Time Begins https://cortland1.tandem.co/index.php?type=key_date&action=details&id=178 178-cortland1@intand.com 3/15/21 Half Day AM K-12/Professional Development Day PM https://cortland1.tandem.co/index.php?type=key_date&action=details&id=196 196-cortland1@intand.com 3/17/21 St. Patrick's Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=179 179-cortland1@intand.com 3/29/21 - 4/2/21 Spring Recess https://cortland1.tandem.co/index.php?type=key_date&action=details&id=197 197-cortland1@intand.com 4/4/21 Easter https://cortland1.tandem.co/index.php?type=key_date&action=details&id=180 180-cortland1@intand.com 5/5/21 Cinco De Mayo https://cortland1.tandem.co/index.php?type=key_date&action=details&id=181 181-cortland1@intand.com 5/28/21 No School https://cortland1.tandem.co/index.php?type=key_date&action=details&id=198 198-cortland1@intand.com 5/31/21 Memorial Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=182 182-cortland1@intand.com 6/25/21 Last Day of School/Raring Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=199 199-cortland1@intand.com 7/4/21 Independence Day https://cortland1.tandem.co/index.php?type=key_date&action=details&id=183 183-cortland1@intand.com