Sheridan County School District #1 2017-2018 Calendar https://sheridancounty1.tandem.co/ Key dates for Sheridan County School District #1. en-us 9/4/17 Labor Day https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=846 846-sheridancounty1@intand.com 10/9/17 Columbus Day https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=847 847-sheridancounty1@intand.com 10/31/17 Halloween https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=848 848-sheridancounty1@intand.com 11/5/17 Daylight Saving Time Ends https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=850 850-sheridancounty1@intand.com 11/11/17 Veteran's Day https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=849 849-sheridancounty1@intand.com 11/23/17 Thanksgiving https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=851 851-sheridancounty1@intand.com 12/25/17 Christmas Day https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=852 852-sheridancounty1@intand.com 1/1/18 New Year's Day https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=853 853-sheridancounty1@intand.com 1/15/18 Martin Luther King Day https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=854 854-sheridancounty1@intand.com 2/14/18 Valentine's Day https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=855 855-sheridancounty1@intand.com 2/19/18 President's Day https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=856 856-sheridancounty1@intand.com 3/11/18 Daylight Saving Time Begins https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=857 857-sheridancounty1@intand.com 3/17/18 St. Patrick's Day https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=858 858-sheridancounty1@intand.com 4/1/18 Easter https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=859 859-sheridancounty1@intand.com 5/5/18 Cinco De Mayo https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=860 860-sheridancounty1@intand.com 5/28/18 Memorial Day https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=861 861-sheridancounty1@intand.com 7/4/18 Independence Day https://sheridancounty1.tandem.co/index.php?type=key_date&action=details&id=862 862-sheridancounty1@intand.com