By area · Release notes. Enrolment by planning area, local authority, school patron, county.
ST MARKS SEN NS
Roll number: 19390U
Springfield, Tallaght, Dublin 24
School details
- Address
- Springfield, Tallaght, Dublin 24 (D24FV07)
- Principal
- Karina O'Connor
- Ethos
- Catholic
- DEIS
- N
- Irish classification
- No subjects through Irish
- Gaeltacht
- N
- Island
- N
- Local authority
- South Dublin County Council
- School patron
- Archbishop of Dublin
- School type
- Ordinary with Special Classes
- School level
- Senior
- Planning area
- Tallaght
Preliminary data
The latest year shown (2025/26) is preliminary and subject to revision when the official enrolment figures are released by the Department of Education.
Data highlights
Key numbers to spot outliers or notable changes.
- Biggest gain in a single year: 2022/23: 492 in 2021/22 → 504, +12 pupils.
- Biggest loss in a single year: 2021/22: 515 in 2020/21 → 492, -23 pupils.
- Largest single-class increase: 3rd Class in 2022/23 (106 → 128, +22).
- Largest single-class decrease: 5th Class in 2025/26 (preliminary) (129 → 0, -129).
- Largest cohort-step gain: 5th → 6th in 2024/25 (110 → 115, +5).
- Largest cohort-step loss: 5th → 6th in 2023/24 (134 → 125, -9).
- Overall: 515 (2020/21) → 497 (2025/26 (preliminary)), -18.
Summary statistics (class-level data)
Min / max / mean enrolment per class across the available years (2020/21–2024/25; preliminary year excluded from class stats).
| Class |
Min |
Max |
Mean |
Years |
| 3rd Class |
106 |
129 |
120.8 |
5 |
| 4th Class |
109 |
130 |
122.8 |
5 |
| 5th Class |
110 |
134 |
124.2 |
5 |
| 6th Class |
115 |
129 |
124.2 |
5 |
| Total |
492 |
515 |
500.2 |
6 |
Total enrolment over time
Enrolment by gender over time
Enrolment by class over time
Raw data by year
Years marked (preliminary) are subject to revision when official data are published.
| Year |
Female |
Male |
JI |
SI |
1st |
2nd |
3rd |
4th |
5th |
6th |
Total |
| 2020/21 |
263 |
252 |
– |
– |
– |
– |
129 |
123 |
128 |
129 |
515 |
| 2021/22 |
249 |
243 |
– |
– |
– |
– |
106 |
130 |
120 |
128 |
492 |
| 2022/23 |
249 |
255 |
– |
– |
– |
– |
128 |
109 |
134 |
124 |
504 |
| 2023/24 |
252 |
249 |
– |
– |
– |
– |
127 |
129 |
110 |
125 |
501 |
| 2024/25 |
249 |
243 |
– |
– |
– |
– |
114 |
123 |
129 |
115 |
492 |
| 2025/26 (preliminary) |
241 |
256 |
– |
– |
– |
– |
– |
– |
– |
– |
497 |