St Thomas Junior National School
Tallaght, Dublin
Key facts
- DEIS
- Mixed
- Pupils enrolled
- 300 larger than the median Irish primary school (123 pupils)
- Girls and boys
- 150 girls, 150 boys
- Ethos
- Catholic
- Teaching through Irish
- No subjects through Irish
- Roll number
- 19702N the Department of Education reference for this school
School details
Location
About
St Thomas’ Junior National School is a co‑educational primary school that welcomes children from the Early Start preschool programme through to the Junior Infant class. The school’s vision stresses the individuality of each pupil, promoting a caring and stimulating environment where Christian values and strong pastoral care underpin everyday learning. A partnership ethos encourages parents to act as equal partners in education, with a range of joint parent‑child activities offered from the earliest stage of attendance. The curriculum is supported by modern digital tools such as Aladdin Connect for secure communication and ClassDojo for classroom updates, ensuring that families stay informed about pupil progress and school events. An online enrolment system streamlines the admission process for the Early Start and Junior Infant cohorts, while the school’s policies are readily accessible through a dedicated policies section. Facilities include dedicated early‑years spaces and resources designed to foster literacy, numeracy and social development in a safe, nurturing setting. Through a blend of traditional values and contemporary educational technology, St Thomas’ JNS aims to nurture each child’s potential, fostering confidence, curiosity and a love of learning that prepares them for the next stage of their academic journey.
Applying to St Thomas Junior National School
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 St Thomas Junior National School. 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 St Thomas Junior National School
How many pupils attend St Thomas Junior National School?
St Thomas Junior National School has 300 pupils enrolled, 150 girls and 150 boys. That makes it larger than the median Irish primary school, which has 123 pupils.
Is St Thomas Junior National School a DEIS school?
Yes. St Thomas Junior National School 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 St Thomas Junior National School?
St Thomas Junior National School has a Catholic ethos. It is a mixed primary school.