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
23.89
2025/26
Mainstream classes
9
2025/26
Largest class group
30
2025/26
Classes with 30+ pupils
1
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
218
8
27.25
30
2
2007/08
225
8
28.12
30
2
2008/09
228
8
28.50
30
3
2009/10
223
8
27.88
30
2
2010/11
225
8
28.12
32
3
2011/12
225
8
28.12
32
3
2012/13
226
8
28.25
31
4
2013/14
231
8
28.88
31
4
2014/15
234
8
29.25
31
5
2015/16
234
8
29.25
30
6
2016/17
259
10
25.90
31
4
2017/18
256
10
25.60
31
3
2019/20
244
10
24.40
31
1
2020/21
235
9
26.11
31
1
2021/22
235
9
26.11
31
2
2022/23
231
9
25.67
31
1
2023/24
235
9
26.11
31
2
2024/25
214
9
23.78
31
1
2025/26
215
9
23.89
30
1
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 1994/95: 20 in 1993/94 → 61, +41 pupils.
Biggest loss in a single year: 2024/25: 235 in 2023/24 → 214, -21 pupils.
Largest single-class increase: 6th Class in 2023/24 (24 → 46, +22).
Largest single-class decrease: 3rd Class in 2021/22 (47 → 26, -21).
Largest cohort-step gain: 1st → 2nd in 2023/24 (27 → 28, +1).
Largest cohort-step loss: 4th → 5th in 2024/25 (29 → 26, -3).
Overall: 20 (1993/94) → 215 (2025/26), 195.
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
24
31
28.0
6
Senior Infants
23
31
27.7
6
1st Class
23
31
27.8
6
2nd Class
23
31
27.3
6
3rd Class
23
47
30.5
6
4th Class
24
46
29.8
6
5th Class
23
46
28.0
6
6th Class
23
46
28.3
6
Total
20
259
202.7
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).