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
24.73
2025/26
Mainstream classes
11
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
207
8
25.88
38
2
2007/08
222
9
24.67
33
2
2008/09
230
8
28.75
32
4
2009/10
238
8
29.75
35
4
2010/11
231
9
25.67
29
0
2011/12
233
9
25.89
32
1
2012/13
240
9
26.67
36
2
2013/14
228
9
25.33
34
2
2014/15
221
8
27.62
34
2
2015/16
208
8
26.00
34
2
2016/17
207
8
25.88
35
2
2017/18
206
8
25.75
33
1
2019/20
203
8
25.38
31
1
2020/21
196
8
24.50
30
1
2021/22
201
8
25.12
32
2
2022/23
198
9
22.00
30
1
2023/24
217
9
24.11
32
1
2024/25
249
10
24.90
31
3
2025/26
272
11
24.73
32
1
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2024/25: 223 in 2023/24 → 255, +32 pupils.
Biggest loss in a single year: 1993/94: 382 in 1983/84 → 288, -94 pupils.
Largest single-class increase: Senior Infants in 2025/26 (26 → 44, +18).
Largest single-class decrease: 5th Class in 2025/26 (60 → 32, -28).
Largest cohort-step gain: 2nd → 3rd in 2022/23 (43 → 50, +7).
Largest cohort-step loss: 3rd → 4th in 2024/25 (33 → 31, -2).
Overall: 449 (1974/75) → 278 (2025/26), -171.
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
40
33.0
3
Senior Infants
26
44
35.0
2
1st Class
30
30
30.0
1
2nd Class
22
43
31.0
6
3rd Class
23
50
33.3
6
4th Class
27
55
37.8
6
5th Class
32
60
43.2
6
6th Class
37
59
46.3
6
Total
178
449
273.3
43
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).