Lancaster Sd 2023-2024 Calendar https://lancastersd.tandem.co/ Key dates for Lancaster Sd. en-us 8/15/23 - 8/17/23 All-Staff Meeting & PD https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=417 417-lancastersd@intand.com 8/18/23 Flex Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=418 418-lancastersd@intand.com 8/22/23 First Day (grades K-6; 7-8 Martin only; & 9) https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=414 414-lancastersd@intand.com 8/23/23 First Day (grades 7-8 @ Jack, Linc, Reyn & Wheat; & 10-12) https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=415 415-lancastersd@intand.com 9/4/23 Labor Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=334 334-lancastersd@intand.com 10/9/23 Columbus Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=335 335-lancastersd@intand.com 10/9/23 Indigenous Peoples Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=423 423-lancastersd@intand.com 10/27/23 Professional Development https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=419 419-lancastersd@intand.com 10/30/23 Second Marking Period Begins https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=440 440-lancastersd@intand.com 10/31/23 Halloween https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=336 336-lancastersd@intand.com 11/5/23 Daylight Saving Time Ends https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=338 338-lancastersd@intand.com 11/11/23 Veteran's Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=337 337-lancastersd@intand.com 11/20/23 Schools Closed; Conferences 8 a.m. to 8 p.m. https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=430 430-lancastersd@intand.com 11/21/23 Schools Closed; Conferences 8 a.m. to noon https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=431 431-lancastersd@intand.com 11/22/23 - 11/24/23 Thanksgiving Holiday https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=427 427-lancastersd@intand.com 11/23/23 Thanksgiving https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=339 339-lancastersd@intand.com 12/4/23 - 12/15/23 Algebra I, Biology, Literature Keystone Exams Testing https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=437 437-lancastersd@intand.com 12/25/23 Christmas Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=340 340-lancastersd@intand.com 12/27/23 - 12/28/23 Winter Break https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=424 424-lancastersd@intand.com 1/1/24 New Year's Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=341 341-lancastersd@intand.com 1/3/24 - 1/17/24 Algebra I, Biology, Literature Keystone Exams Testing https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=438 438-lancastersd@intand.com 1/15/24 Martin Luther King Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=342 342-lancastersd@intand.com 1/16/24 Design & Development Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=420 420-lancastersd@intand.com 1/17/24 Third Marking Period Begin https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=441 441-lancastersd@intand.com 2/1/24 Schools In Session; Conferences 4 to 8 p.m. https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=432 432-lancastersd@intand.com 2/2/24 Schools Closed; Conferences 8 a.m. to noon https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=433 433-lancastersd@intand.com 2/14/24 Valentine's Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=343 343-lancastersd@intand.com 2/19/24 President's Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=344 344-lancastersd@intand.com 3/1/24 Inclement Weather Make-Up Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=425 425-lancastersd@intand.com 3/4/24 Conference PD https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=421 421-lancastersd@intand.com 3/10/24 Daylight Saving Time Begins https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=345 345-lancastersd@intand.com 3/17/24 St. Patrick's Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=346 346-lancastersd@intand.com 3/25/24 Fourth Marking Period Begin https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=442 442-lancastersd@intand.com 3/28/24 Inclement Weather Make-Up Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=426 426-lancastersd@intand.com 3/29/24 - 4/1/24 Easter Holiday https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=428 428-lancastersd@intand.com 3/31/24 Easter https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=347 347-lancastersd@intand.com 4/22/24 - 4/26/24 Grades 3-8 English Language Ats PSSA Testing Windows https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=434 434-lancastersd@intand.com 4/29/24 - 5/3/24 Grades 3-8 Mathematics/Grades 4 & 8 Science PSSA Testing Windows https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=435 435-lancastersd@intand.com 5/5/24 Cinco De Mayo https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=348 348-lancastersd@intand.com 5/6/24 - 5/10/24 Make Up Testing PSSA Testing Windows https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=436 436-lancastersd@intand.com 5/13/24 - 5/24/24 Algebra I, Biology, Literature Keystone Exams Testing https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=439 439-lancastersd@intand.com 5/27/24 Memorial Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=349 349-lancastersd@intand.com 5/30/24 Last Student Day (tentative) https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=416 416-lancastersd@intand.com 5/31/24 Work Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=422 422-lancastersd@intand.com 6/19/24 Juneteenth Holiday https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=429 429-lancastersd@intand.com 7/4/24 Independence Day https://lancastersd.tandem.co/index.php?type=key_date&action=details&id=350 350-lancastersd@intand.com