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ST AIDANS NS

Roll number: 19834H Brookfield, Tallaght, Dublin 24

School details

Address
Brookfield, Tallaght, Dublin 24 (D24XN24)
Email
[email protected]
Phone
014596016
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

Class size history

Mainstream class group data is shown separately from standard/year-group enrolment data. The source does not identify which standard/year group each class group belongs to.

Average class size
19.83
2025/26
Mainstream classes
12
2025/26
Largest class group
24
2025/26
Classes with 30+ pupils
0
2025/26

Class group metrics trend

Class group metrics by year

Year Mainstream class pupils Mainstream classes Average class size Largest class Classes 30+
2006/07 259 14 18.50 23 0
2007/08 275 14 19.64 26 0
2008/09 281 16 17.56 21 0
2009/10 301 16 18.81 21 0
2010/11 300 16 18.75 21 0
2011/12 315 16 19.69 24 0
2012/13 310 15 20.67 25 0
2013/14 301 14 21.50 25 0
2014/15 304 14 21.71 26 0
2015/16 302 14 21.57 25 0
2016/17 315 15 21.00 26 0
2017/18 311 16 19.44 22 0
2019/20 279 13 21.46 26 0
2020/21 257 13 19.77 22 0
2021/22 224 12 18.67 24 0
2022/23 238 11 21.64 26 0
2023/24 239 12 19.92 26 0
2024/25 239 12 19.92 23 0
2025/26 238 12 19.83 24 0

Data highlights

Key numbers to spot outliers or notable changes.

Summary statistics (class-level data)

Min / max / mean enrolment per class across the available final by-standard years.

Class Min Max Mean Years
Junior Infants 0 0 0.0 1
Senior Infants 0 0 0.0 1
1st Class 0 0 0.0 1
2nd Class 0 0 0.0 1
3rd Class 46 61 56.2 6
4th Class 52 68 60.3 6
5th Class 52 66 59.3 6
6th Class 58 82 66.0 6
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

Cohort progression

Track how each cohort (pupils who were in the same class in the same year) progresses through the school. Each step shows the count; the number between steps is the net change (pupils gained minus pupils lost).

Cohort 2025/26
JI 2025/26 0

Raw data by year

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
2025/26 122 122 – – – – 54 65 58 67 244