An Cosan CSS
Grangegorman Lower, Dublin
Key facts
- Special school
- Mixed
- Pupils enrolled
- 56 smaller than the median Irish primary school (123 pupils)
- Girls and boys
- 6 girls, 50 boys
- Ethos
- Multi Denominational
- Teaching through Irish
- No subjects through Irish
- Roll number
- 20572K the Department of Education reference for this school
School details
Applying to An Cosan CSS
For a September 2027 place, a school's formal admissions process cannot begin before 1 October 2026. The school sets its own opening and closing dates in its annual admission notice.
National term dates 2026/27
Irish schools follow a standardised school year, so these nationwide primary school dates apply broadly to An Cosan CSS. Individual schools set their own discretionary closure days, confirm exact dates with the school.
- October Mid-Term Break: Mon 26 Oct – Fri 30 Oct 2026
- Christmas Holidays: Wed 23 Dec 2026 – Tue 5 Jan 2027
- February Mid-Term Break: Thu 18 Feb – Fri 19 Feb 2027 (post-primary schools: Mon 15 Feb – Fri 19 Feb 2027)
- Easter Holidays: Mon 22 Mar – Sun 4 Apr 2027
Primary schools close for the last two days of the February mid-term week and may use discretionary days to take the full week, so their break can be shorter than post-primary schools'.
Frequently asked questions about An Cosan CSS
How many pupils attend An Cosan CSS?
An Cosan CSS has 56 pupils enrolled, 6 girls and 50 boys. That makes it smaller than the median Irish primary school, which has 123 pupils.
Is An Cosan CSS a DEIS school?
No. An Cosan CSS is not part of DEIS, the Department of Education programme of additional supports for schools serving communities at risk of educational disadvantage. Not holding DEIS status says nothing about how good a school is, only about the profile of the community it serves.
What is the ethos of An Cosan CSS?
An Cosan CSS has a Multi Denominational ethos. It is a mixed primary school.