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
21.36
2025/26
Mainstream classes
11
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
226
10
22.60
29
0
2007/08
212
10
21.20
31
1
2008/09
193
10
19.30
23
0
2009/10
198
8
24.75
28
0
2010/11
196
8
24.50
30
1
2011/12
225
8
28.12
33
3
2012/13
223
8
27.88
35
3
2013/14
221
8
27.62
31
3
2014/15
225
8
28.12
37
4
2015/16
232
9
25.78
33
3
2016/17
230
9
25.56
33
3
2017/18
223
9
24.78
31
2
2019/20
193
8
24.12
33
2
2020/21
191
9
21.22
28
0
2021/22
204
9
22.67
30
1
2022/23
229
10
22.90
27
0
2023/24
233
10
23.30
28
0
2024/25
230
11
20.91
28
0
2025/26
235
11
21.36
28
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2022/23: 210 in 2021/22 → 240, +30 pupils.
Biggest loss in a single year: 1994/95: 458 in 1993/94 → 360, -98 pupils.
Largest single-class increase: Junior Infants in 2025/26 (29 → 45, +16).
Largest single-class decrease: Junior Infants in 2023/24 (46 → 36, -10).
Largest cohort-step gain: 4th → 5th in 2022/23 (15 → 20, +5).
Largest cohort-step loss: 1st → 2nd in 2024/25 (45 → 28, -17).
Overall: 458 (1993/94) → 247 (2025/26), -211.
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
29
46
39.3
6
Senior Infants
28
47
37.2
6
1st Class
28
47
37.5
6
2nd Class
17
41
25.3
6
3rd Class
16
27
21.0
6
4th Class
15
26
19.7
6
5th Class
16
25
20.7
6
6th Class
16
26
21.7
6
Total
196
458
248.6
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).