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
25.75
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
221
8
27.62
32
4
2007/08
218
8
27.25
33
2
2008/09
202
8
25.25
31
2
2009/10
208
8
26.00
31
2
2010/11
212
8
26.50
32
1
2011/12
220
8
27.50
32
3
2012/13
220
8
27.50
32
3
2013/14
226
8
28.25
33
4
2014/15
226
8
28.25
33
4
2015/16
230
8
28.75
33
4
2016/17
233
8
29.12
32
3
2017/18
237
8
29.62
32
4
2019/20
227
8
28.38
31
3
2020/21
227
8
28.38
31
3
2021/22
219
8
27.38
31
2
2022/23
220
8
27.50
30
2
2023/24
212
8
26.50
30
1
2024/25
209
8
26.12
30
1
2025/26
206
8
25.75
28
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2003/04: 154 in 2002/03 → 181, +27 pupils.
Biggest loss in a single year: 2008/09: 218 in 2007/08 → 202, -16 pupils.
Largest single-class increase: 1st Class in 2022/23 (25 → 30, +5).
Largest single-class decrease: Junior Infants in 2023/24 (28 → 21, -7).
Largest cohort-step gain: JI → SI in 2022/23 (27 → 28, +1).
Largest cohort-step loss: 1st → 2nd in 2023/24 (30 → 28, -2).
Overall: 22 (1996/97) → 206 (2025/26), 184.
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
31
26.7
6
Senior Infants
22
30
26.5
6
1st Class
22
30
26.7
6
2nd Class
26
31
28.0
6
3rd Class
26
31
27.5
6
4th Class
25
30
26.7
6
5th Class
24
30
26.3
6
6th Class
24
31
27.2
6
Total
22
237
187.8
30
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).