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
26.38
2025/26
Mainstream classes
8
2025/26
Largest class group
28
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
212
8
26.50
32
2
2007/08
209
8
26.12
31
2
2008/09
218
8
27.25
30
1
2009/10
220
8
27.50
30
4
2010/11
206
8
25.75
31
3
2011/12
214
8
26.75
30
2
2012/13
204
8
25.50
30
1
2013/14
196
7
28.00
29
0
2014/15
203
7
29.00
31
3
2015/16
208
7
29.71
34
4
2016/17
204
8
25.50
31
2
2017/18
214
8
26.75
31
3
2019/20
215
8
26.88
31
3
2020/21
214
8
26.75
32
3
2021/22
218
8
27.25
32
3
2022/23
231
8
28.88
34
3
2023/24
232
9
25.78
28
0
2024/25
224
9
24.89
28
0
2025/26
211
8
26.38
28
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 1979/80: 166 in 1978/79 → 191, +25 pupils.
Biggest loss in a single year: 1996/97: 241 in 1995/96 → 227, -14 pupils.
Largest single-class increase: Junior Infants in 2021/22 (21 → 26, +5).
Largest single-class decrease: 5th Class in 2024/25 (38 → 26, -12).
Largest cohort-step gain: 3rd → 4th in 2022/23 (30 → 36, +6).
Largest cohort-step loss: 3rd → 4th in 2025/26 (26 → 25, -1).
Overall: 107 (1974/75) → 211 (2025/26), 104.
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
21
27
25.2
6
Senior Infants
24
28
26.3
6
1st Class
20
28
25.2
6
2nd Class
22
30
26.3
6
3rd Class
24
31
27.7
6
4th Class
25
36
29.7
6
5th Class
26
38
30.7
6
6th Class
26
37
30.7
6
Total
107
241
205.4
42
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).