Updated 2020-21 School Calendar August 18, 2020 Printable versions of the updated calendar can be accessed by clicking the Related Files link below. Related Files 2020-21 HDSB School Calendar (Written) - 2020-21 HDSB School Calendar (Written) AMENDED 8.18.20.pdf (116.3 KBs) 2020-21 HDSB School Calendar (color coded) - 2020-21 HDSB School Calendar (color coded) Amended 8.18.20.pdf (122.9 KBs) Permalink: http://holmesdistrict.sites.thedigitalbell.com/2020/8/updated-2020-21-school-calendar