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
24.29
2025/26
Mainstream classes
17
2025/26
Largest class group
29
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+
2013/14
395
16
24.69
30
2
2014/15
449
16
28.06
33
6
2015/16
435
16
27.19
32
3
2016/17
433
16
27.06
31
4
2017/18
439
16
27.44
32
3
2019/20
465
17
27.35
31
2
2020/21
463
18
25.72
30
1
2021/22
445
18
24.72
30
1
2022/23
437
18
24.28
29
0
2023/24
433
18
24.06
29
0
2024/25
425
18
23.61
29
0
2025/26
413
17
24.29
29
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2014/15: 395 in 2013/14 → 449, +54 pupils.
Biggest loss in a single year: 2021/22: 463 in 2020/21 → 445, -18 pupils.
Largest single-class increase: 5th Class in 2025/26 (56 → 71, +15).
Largest single-class decrease: Senior Infants in 2021/22 (78 → 44, -34).
Largest cohort-step gain: SI → 1st in 2022/23 (44 → 49, +5).
Largest cohort-step loss: SI → 1st in 2021/22 (78 → 72, -6).
Overall: 395 (2013/14) → 413 (2025/26), 18.
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
36
56
46.5
6
Senior Infants
44
78
53.5
6
1st Class
46
72
55.0
6
2nd Class
46
71
55.7
6
3rd Class
49
71
56.5
6
4th Class
50
67
55.3
6
5th Class
50
71
57.3
6
6th Class
51
60
56.2
6
Total
395
465
436.8
13
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).