Union County School District 2025-2026 Calendar https://unioncounty.tandem.co/ Key dates for Union County School District. en-us 9/1/25 Labor Day https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=273 273-unioncounty@intand.com 10/13/25 Columbus Day https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=274 274-unioncounty@intand.com 10/31/25 Halloween https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=275 275-unioncounty@intand.com 11/2/25 Daylight Saving Time Ends https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=277 277-unioncounty@intand.com 11/11/25 Veteran's Day https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=276 276-unioncounty@intand.com 11/27/25 Thanksgiving https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=278 278-unioncounty@intand.com 12/25/25 Christmas Day https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=279 279-unioncounty@intand.com 1/1/26 New Year's Day https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=280 280-unioncounty@intand.com 1/19/26 Martin Luther King Day https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=281 281-unioncounty@intand.com 2/14/26 Valentine's Day https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=282 282-unioncounty@intand.com 2/16/26 President's Day https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=283 283-unioncounty@intand.com 3/8/26 Daylight Saving Time Begins https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=284 284-unioncounty@intand.com 3/17/26 St. Patrick's Day https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=285 285-unioncounty@intand.com 4/5/26 Easter https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=286 286-unioncounty@intand.com 5/5/26 Cinco De Mayo https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=287 287-unioncounty@intand.com 5/25/26 Memorial Day https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=288 288-unioncounty@intand.com 7/4/26 Independence Day https://unioncounty.tandem.co/index.php?type=key_date&action=details&id=289 289-unioncounty@intand.com