Grennan College
Thomastown, Kilkenny
Key facts
- DEIS
- Mixed
- Pupils enrolled
- 334 smaller than the median Irish post-primary school (585 pupils)
- Girls and boys
- 147 girls, 187 boys
- Ethos
- Multi Denominational
- Teaching through Irish
- No subjects taught through Irish
- Roll number
- 70640I the Department of Education reference for this school
School details
Location
About
Grennan College is a co-educational secondary school in Thomastown, Co. Kilkenny. The school has DEIS status. The curriculum includes the Junior Cycle, Leaving Certificate, Transition Year and LCVP programmes. The school also operates special classes. Extra-curricular activities include music, choir, debating, book club, games club, computer club, craft club and a walking/running club. Sporting activities include hurling, camogie, basketball, volleyball, soccer, badminton, Gaelic football and athletics. The school states its primary aim as helping each student to be the best they can be, with each individual student's development, progress and welfare at the core of what it does. The school has a sports hall on site.
Applying to Grennan College
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 post-primary school dates apply broadly to Grennan College. 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: Mon 15 Feb – Fri 19 Feb 2027 (primary schools: Thu 18 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 Grennan College
How many pupils attend Grennan College?
Grennan College has 334 pupils enrolled, 147 girls and 187 boys. That makes it smaller than the median Irish post-primary school, which has 585 pupils.
Is Grennan College a DEIS school?
Yes. Grennan College is part of DEIS, the Department of Education programme called Delivering Equality of Opportunity in Schools. DEIS schools serve communities at risk of educational disadvantage and receive additional supports, which can include smaller classes, extra teaching posts and funding for books and meals.
What is the ethos of Grennan College?
Grennan College has a Multi Denominational ethos. It is a mixed post-primary school.