Highline School District 2018-2019 Calendar https://hsd401.tandem.co/ Key dates for Highline School District. en-us 9/3/18 Labor Day https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15711 15711-hsd401@intand.com 10/8/18 Columbus Day https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15712 15712-hsd401@intand.com 10/31/18 Halloween https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15713 15713-hsd401@intand.com 11/4/18 Daylight Saving Time Ends https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15715 15715-hsd401@intand.com 11/11/18 Veteran's Day https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15714 15714-hsd401@intand.com 11/22/18 Thanksgiving https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15716 15716-hsd401@intand.com 12/25/18 Christmas Day https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15717 15717-hsd401@intand.com 1/1/19 New Year's Day https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15718 15718-hsd401@intand.com 1/21/19 Martin Luther King Day https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15719 15719-hsd401@intand.com 2/14/19 Valentine's Day https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15720 15720-hsd401@intand.com 2/18/19 President's Day https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15721 15721-hsd401@intand.com 3/10/19 Daylight Saving Time Begins https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15722 15722-hsd401@intand.com 3/17/19 St. Patrick's Day https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15723 15723-hsd401@intand.com 4/21/19 Easter https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15724 15724-hsd401@intand.com 5/5/19 Cinco De Mayo https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15725 15725-hsd401@intand.com 5/27/19 Memorial Day https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15726 15726-hsd401@intand.com 7/4/19 Independence Day https://hsd401.tandem.co/index.php?type=key_date&action=details&id=15727 15727-hsd401@intand.com