Collier County School District 2015-2016 Calendar https://colliercounty.tandem.co/ Key dates for Collier County School District. en-us 8/17/15 First Day of School https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=341 341-colliercounty@intand.com 9/7/15 Labor Day https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=324 324-colliercounty@intand.com 10/12/15 Columbus Day https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=325 325-colliercounty@intand.com 10/31/15 Halloween https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=326 326-colliercounty@intand.com 11/1/15 Daylight Saving Time Ends https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=328 328-colliercounty@intand.com 11/11/15 Veteran's Day https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=327 327-colliercounty@intand.com 11/23/15 - 11/27/15 Thanksgiving Break https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=329 329-colliercounty@intand.com 12/21/15 - 1/1/16 Christmas Break https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=330 330-colliercounty@intand.com 1/1/16 New Year's Day https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=331 331-colliercounty@intand.com 1/18/16 Martin Luther King Day https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=332 332-colliercounty@intand.com 2/14/16 Valentine's Day https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=333 333-colliercounty@intand.com 2/15/16 President's Day https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=334 334-colliercounty@intand.com 3/13/16 Daylight Saving Time Begins https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=335 335-colliercounty@intand.com 3/14/16 - 4/18/16 Spring Break https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=342 342-colliercounty@intand.com 3/17/16 St. Patrick's Day https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=336 336-colliercounty@intand.com 3/27/16 Easter https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=337 337-colliercounty@intand.com 5/5/16 Cinco De Mayo https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=338 338-colliercounty@intand.com 5/30/16 Memorial Day https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=339 339-colliercounty@intand.com 6/7/16 Last Day of School https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=343 343-colliercounty@intand.com 7/4/16 Independence Day https://colliercounty.tandem.co/index.php?type=key_date&action=details&id=340 340-colliercounty@intand.com