The Weekly Calendar can be found at the following link: https://www.carndonaghcs.ie/post/weekly-calendar-at-a-glance Annual Calendar The standardised school calendar issued by the DES (including holiday dates, exam timetables, etc.) can be found at https://schooldays.ie/school-calendar/school-calendar-2026-2027/ The annual calendar for CCS is subject to change and it is advised that parents/guardians check the calendar regularly as amendments may not be advertised.

The 'Back to School' schedule is as follows: Monday, 31st August: 1st Years, 6th Years & 6LCA (full day) Tuesday, 1st September: 2nd Years, 3rd Years, 5th Years & 5LCA Wednesday, 2nd September: Transition Years