Home · By area · Release notes. Enrolment by planning area, local authority, school patron, county.
ST AIDANS NS
Roll number: 19834H
Brookfield, Tallaght, Dublin 24
School details
- Address
- Brookfield, Tallaght, Dublin 24 (D24XN24)
- Principal
- Tomas Hayes
- Ethos
- Catholic
- DEIS
- Y
- 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: 2007/08: 319 in 2006/07 → 340, +21 pupils.
- Biggest loss in a single year: 2021/22: 269 in 2020/21 → 236, -33 pupils.
- Largest single-class increase: 4th Class in 2023/24 (52 → 68, +16).
- Largest single-class decrease: 6th Class in 2021/22 (82 → 59, -23).
- Largest cohort-step gain: 3rd → 4th in 2023/24 (61 → 68, +7).
- Largest cohort-step loss: 4th → 5th in 2024/25 (68 → 66, -2).
- Overall: 359 (1993/94) → 244 (2025/26 (preliminary)), -115.
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 |
46 |
61 |
56.6 |
5 |
| 4th Class |
52 |
68 |
59.4 |
5 |
| 5th Class |
52 |
66 |
59.6 |
5 |
| 6th Class |
58 |
82 |
65.8 |
5 |
| Total |
236 |
359 |
307.9 |
33 |
Total enrolment over time
Total and gender trends use historical records where available. Class-level data starts in 2020/21.
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 |
| 1993/94 |
181 |
178 |
– |
– |
– |
– |
– |
– |
– |
– |
359 |
| 1994/95 |
166 |
191 |
– |
– |
– |
– |
– |
– |
– |
– |
357 |
| 1995/96 |
165 |
173 |
– |
– |
– |
– |
– |
– |
– |
– |
338 |
| 1996/97 |
158 |
174 |
– |
– |
– |
– |
– |
– |
– |
– |
332 |
| 1997/98 |
162 |
147 |
– |
– |
– |
– |
– |
– |
– |
– |
309 |
| 1998/99 |
159 |
136 |
– |
– |
– |
– |
– |
– |
– |
– |
295 |
| 1999/00 |
145 |
143 |
– |
– |
– |
– |
– |
– |
– |
– |
288 |
| 2000/01 |
143 |
140 |
– |
– |
– |
– |
– |
– |
– |
– |
283 |
| 2001/02 |
139 |
152 |
– |
– |
– |
– |
– |
– |
– |
– |
291 |
| 2002/03 |
147 |
156 |
– |
– |
– |
– |
– |
– |
– |
– |
303 |
| 2003/04 |
154 |
155 |
– |
– |
– |
– |
– |
– |
– |
– |
309 |
| 2004/05 |
153 |
162 |
– |
– |
– |
– |
– |
– |
– |
– |
315 |
| 2005/06 |
150 |
165 |
– |
– |
– |
– |
– |
– |
– |
– |
315 |
| 2006/07 |
150 |
169 |
– |
– |
– |
– |
– |
– |
– |
– |
319 |
| 2007/08 |
164 |
176 |
– |
– |
– |
– |
– |
– |
– |
– |
340 |
| 2008/09 |
159 |
183 |
– |
– |
– |
– |
– |
– |
– |
– |
342 |
| 2009/10 |
170 |
184 |
– |
– |
– |
– |
– |
– |
– |
– |
354 |
| 2010/11 |
168 |
171 |
– |
– |
– |
– |
– |
– |
– |
– |
339 |
| 2011/12 |
166 |
175 |
– |
– |
– |
– |
– |
– |
– |
– |
341 |
| 2012/13 |
169 |
162 |
– |
– |
– |
– |
– |
– |
– |
– |
331 |
| 2013/14 |
151 |
166 |
– |
– |
– |
– |
– |
– |
– |
– |
317 |
| 2014/15 |
154 |
169 |
– |
– |
– |
– |
– |
– |
– |
– |
323 |
| 2015/16 |
164 |
152 |
– |
– |
– |
– |
– |
– |
– |
– |
316 |
| 2016/17 |
162 |
165 |
– |
– |
– |
– |
– |
– |
– |
– |
327 |
| 2017/18 |
169 |
160 |
– |
– |
– |
– |
– |
– |
– |
– |
329 |
| 2018/19 |
160 |
143 |
– |
– |
– |
– |
– |
– |
– |
– |
303 |
| 2019/20 |
149 |
143 |
– |
– |
– |
– |
– |
– |
– |
– |
292 |
| 2020/21 |
136 |
133 |
– |
– |
– |
– |
59 |
59 |
57 |
82 |
269 |
| 2021/22 |
115 |
121 |
– |
– |
– |
– |
46 |
60 |
60 |
59 |
236 |
| 2022/23 |
121 |
133 |
– |
– |
– |
– |
61 |
52 |
63 |
65 |
254 |
| 2023/24 |
113 |
133 |
– |
– |
– |
– |
57 |
68 |
52 |
65 |
246 |
| 2024/25 |
118 |
126 |
– |
– |
– |
– |
60 |
58 |
66 |
58 |
244 |
| 2025/26 (preliminary) |
122 |
122 |
– |
– |
– |
– |
– |
– |
– |
– |
244 |