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
18.88
2025/26
Mainstream classes
17
2025/26
Largest class group
23
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+
2016/17
315
13
24.23
32
1
2017/18
339
13
26.08
30
3
2019/20
402
16
25.12
31
2
2020/21
381
16
23.81
26
0
2021/22
347
16
21.69
27
0
2022/23
332
17
19.53
22
0
2023/24
325
17
19.12
21
0
2024/25
339
17
19.94
23
0
2025/26
321
17
18.88
23
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2018/19: 349 in 2017/18 → 380, +31 pupils.
Biggest loss in a single year: 2021/22: 392 in 2020/21 → 364, -28 pupils.
Largest single-class increase: 5th Class in 2025/26 (74 → 103, +29).
Largest single-class decrease: 6th Class in 2023/24 (108 → 79, -29).
Largest cohort-step gain: 4th → 5th in 2021/22 (93 → 104, +11).
Largest cohort-step loss: 5th → 6th in 2023/24 (84 → 79, -5).
Overall: 321 (2016/17) → 351 (2025/26), 30.
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
0
0
0.0
1
Senior Infants
0
0
0.0
1
1st Class
0
0
0.0
1
2nd Class
0
0
0.0
1
3rd Class
73
93
80.0
6
4th Class
74
101
87.3
6
5th Class
74
104
90.8
6
6th Class
79
116
93.8
6
Total
321
409
363.0
10
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).