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
29.75
2025/26
Mainstream classes
8
2025/26
Largest class group
33
2025/26
Classes with 30+ pupils
5
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
184
7
26.29
32
2
2007/08
193
7
27.57
32
2
2008/09
197
7
28.14
34
2
2009/10
197
8
24.62
30
1
2010/11
185
8
23.12
29
0
2011/12
195
7
27.86
31
2
2012/13
188
7
26.86
32
2
2013/14
187
7
26.71
32
3
2014/15
193
7
27.57
36
3
2015/16
192
8
24.00
34
2
2016/17
195
8
24.38
34
3
2017/18
207
8
25.88
32
4
2019/20
230
8
28.75
31
5
2020/21
235
8
29.38
31
5
2021/22
234
8
29.25
32
5
2022/23
236
8
29.50
32
5
2023/24
246
8
30.75
33
6
2024/25
239
8
29.88
32
5
2025/26
238
8
29.75
33
5
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 1993/94: 144 in 1983/84 → 169, +25 pupils.
Biggest loss in a single year: 1981/82: 137 in 1980/81 → 122, -15 pupils.
Largest single-class increase: Junior Infants in 2022/23 (22 → 32, +10).
Largest single-class decrease: Senior Infants in 2022/23 (32 → 22, -10).
Largest cohort-step gain: SI → 1st in 2023/24 (22 → 26, +4).
Largest cohort-step loss: JI → SI in 2023/24 (32 → 29, -3).
Overall: 106 (1974/75) → 243 (2025/26), 137.
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
22
35
29.8
6
Senior Infants
22
32
28.8
6
1st Class
26
32
29.5
6
2nd Class
25
32
29.5
6
3rd Class
27
33
30.2
6
4th Class
28
32
30.3
6
5th Class
29
32
30.7
6
6th Class
25
33
30.0
6
Total
106
252
182.6
43
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).