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
25.18
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
217
8
27.12
32
3
2007/08
216
8
27.00
32
2
2008/09
240
8
30.00
41
5
2009/10
239
9
26.56
33
4
2010/11
244
9
27.11
32
3
2011/12
252
9
28.00
33
3
2012/13
266
9
29.56
34
3
2013/14
265
10
26.50
34
4
2014/15
275
10
27.50
36
5
2015/16
273
10
27.30
35
4
2016/17
267
10
26.70
34
3
2017/18
281
10
28.10
35
4
2019/20
297
11
27.00
36
2
2020/21
283
11
25.73
31
2
2021/22
286
11
26.00
34
3
2022/23
269
11
24.45
34
2
2023/24
272
11
24.73
35
2
2024/25
260
11
23.64
33
1
2025/26
277
11
25.18
32
1
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2005/06: 180 in 2004/05 → 209, +29 pupils.
Biggest loss in a single year: 2022/23: 286 in 2021/22 → 269, -17 pupils.
Largest single-class increase: 6th Class in 2021/22 (31 → 47, +16).
Largest single-class decrease: Senior Infants in 2021/22 (42 → 23, -19).
Largest cohort-step gain: 5th → 6th in 2023/24 (39 → 45, +6).
Largest cohort-step loss: 4th → 5th in 2024/25 (35 → 33, -2).
Overall: 145 (1998/99) → 289 (2025/26), 144.
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
23
40
30.8
6
Senior Infants
23
42
31.8
6
1st Class
24
42
32.7
6
2nd Class
28
42
33.7
6
3rd Class
28
46
36.0
6
4th Class
29
46
36.3
6
5th Class
30
48
39.3
6
6th Class
30
47
37.8
6
Total
145
297
236.6
28
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).