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
26.22
2025/26
Mainstream classes
9
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
241
8
30.12
32
6
2007/08
232
8
29.00
30
2
2008/09
237
8
29.62
31
5
2009/10
252
9
28.00
32
6
2010/11
243
9
27.00
31
5
2011/12
240
9
26.67
31
4
2012/13
246
9
27.33
32
4
2013/14
249
9
27.67
31
4
2014/15
245
9
27.22
31
3
2015/16
239
9
26.56
30
1
2016/17
239
9
26.56
29
0
2017/18
242
9
26.89
29
0
2019/20
234
9
26.00
29
0
2020/21
232
9
25.78
28
0
2021/22
235
9
26.11
29
0
2022/23
239
9
26.56
29
0
2023/24
240
9
26.67
29
0
2024/25
240
9
26.67
28
0
2025/26
236
9
26.22
28
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2009/10: 237 in 2008/09 → 252, +15 pupils.
Biggest loss in a single year: 2000/01: 258 in 1999/00 → 245, -13 pupils.
Largest single-class increase: 3rd Class in 2024/25 (26 → 53, +27).
Largest single-class decrease: 3rd Class in 2025/26 (53 → 27, -26).
Largest cohort-step gain: SI → 1st in 2022/23 (46 → 51, +5).
Largest cohort-step loss: JI → SI in 2025/26 (26 → 24, -2).
Overall: 264 (1993/94) → 236 (2025/26), -28.
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
25
47
30.3
6
Senior Infants
24
46
29.8
6
1st Class
26
51
31.3
6
2nd Class
26
52
31.3
6
3rd Class
26
53
31.0
6
4th Class
24
53
30.3
6
5th Class
25
28
26.5
6
6th Class
25
28
26.3
6
Total
232
272
245.3
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).