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
25.38
2025/26
Mainstream classes
8
2025/26
Largest class group
32
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
212
8
26.50
31
1
2007/08
211
8
26.38
30
1
2008/09
217
8
27.12
31
2
2009/10
222
8
27.75
31
2
2010/11
219
8
27.38
31
1
2011/12
220
8
27.50
31
1
2012/13
223
8
27.88
31
1
2013/14
212
8
26.50
29
0
2014/15
209
8
26.12
32
1
2015/16
217
8
27.12
33
2
2016/17
213
8
26.62
33
1
2017/18
211
8
26.38
31
1
2019/20
227
8
28.38
31
2
2020/21
224
8
28.00
30
2
2021/22
211
8
26.38
30
1
2022/23
213
8
26.62
30
1
2023/24
210
8
26.25
30
1
2024/25
207
8
25.88
30
1
2025/26
203
8
25.38
32
1
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 1997/98: 168 in 1996/97 → 196, +28 pupils.
Biggest loss in a single year: 2021/22: 224 in 2020/21 → 211, -13 pupils.
Largest single-class increase: 2nd Class in 2022/23 (24 → 29, +5).
Largest single-class decrease: 2nd Class in 2021/22 (29 → 24, -5).
Largest cohort-step gain: 1st → 2nd in 2024/25 (24 → 27, +3).
Largest cohort-step loss: 2nd → 3rd in 2021/22 (29 → 26, -3).
Overall: 156 (1975/76) → 203 (2025/26), 47.
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
20
26
22.8
6
Senior Infants
21
27
24.0
6
1st Class
23
27
25.2
6
2nd Class
24
29
27.2
6
3rd Class
24
30
27.5
6
4th Class
27
32
28.8
6
5th Class
26
30
27.7
6
6th Class
27
30
28.2
6
Total
150
227
199.9
40
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).