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
20.62
2025/26
Mainstream classes
16
2025/26
Largest class group
24
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+
2014/15
7
1
7.00
7
0
2015/16
18
2
9.00
11
0
2016/17
60
3
20.00
34
1
2017/18
104
6
17.33
22
0
2019/20
209
11
19.00
26
0
2020/21
266
14
19.00
24
0
2021/22
314
15
20.93
25
0
2022/23
343
16
21.44
25
0
2023/24
324
16
20.25
24
0
2024/25
345
16
21.56
25
0
2025/26
330
16
20.62
24
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2020/21: 215 in 2019/20 → 277, +62 pupils.
Biggest loss in a single year: 2023/24: 355 in 2022/23 → 336, -19 pupils.
Largest single-class increase: 6th Class in 2022/23 (25 → 47, +22).
Largest single-class decrease: 2nd Class in 2021/22 (54 → 43, -11).
Largest cohort-step gain: 2nd → 3rd in 2024/25 (37 → 46, +9).
Largest cohort-step loss: 2nd → 3rd in 2021/22 (54 → 48, -6).
Overall: 7 (2014/15) → 342 (2025/26), 335.
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
32
38
34.7
6
Senior Infants
32
38
35.2
6
1st Class
33
46
39.2
6
2nd Class
37
54
44.7
6
3rd Class
38
49
45.5
6
4th Class
35
50
44.8
6
5th Class
24
48
42.7
6
6th Class
25
50
43.0
5
Total
7
357
214.5
12
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).