Arlington Isd 2021-2022 Calendar https://arlingtonisd.tandem.co/ Key dates for Arlington Isd. en-us 9/6/21 Labor Day https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=515 515-arlingtonisd@intand.com 10/11/21 Columbus Day https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=516 516-arlingtonisd@intand.com 10/31/21 Halloween https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=517 517-arlingtonisd@intand.com 11/7/21 Daylight Saving Time Ends https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=519 519-arlingtonisd@intand.com 11/11/21 Veteran's Day https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=518 518-arlingtonisd@intand.com 11/25/21 Thanksgiving https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=520 520-arlingtonisd@intand.com 12/25/21 Christmas Day https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=521 521-arlingtonisd@intand.com 1/1/22 New Year's Day https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=522 522-arlingtonisd@intand.com 1/17/22 Martin Luther King Day https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=523 523-arlingtonisd@intand.com 2/14/22 Valentine's Day https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=524 524-arlingtonisd@intand.com 2/21/22 President's Day https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=525 525-arlingtonisd@intand.com 3/13/22 Daylight Saving Time Begins https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=526 526-arlingtonisd@intand.com 3/17/22 St. Patrick's Day https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=527 527-arlingtonisd@intand.com 4/17/22 Easter https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=528 528-arlingtonisd@intand.com 5/5/22 Cinco De Mayo https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=529 529-arlingtonisd@intand.com 5/30/22 Memorial Day https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=530 530-arlingtonisd@intand.com 7/4/22 Independence Day https://arlingtonisd.tandem.co/index.php?type=key_date&action=details&id=531 531-arlingtonisd@intand.com