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
16.94
2025/26
Mainstream classes
17
2025/26
Largest class group
19
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
356
14
25.43
29
0
2017/18
317
14
22.64
26
0
2019/20
308
12
25.67
28
0
2020/21
291
13
22.38
26
0
2021/22
291
12
24.25
30
3
2022/23
302
15
20.13
25
0
2023/24
295
16
18.44
21
0
2024/25
286
17
16.82
18
0
2025/26
288
17
16.94
19
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2022/23: 309 in 2021/22 → 320, +11 pupils.
Biggest loss in a single year: 2017/18: 361 in 2016/17 → 328, -33 pupils.
Largest single-class increase: 2nd Class in 2022/23 (70 → 94, +24).
Largest single-class decrease: 1st Class in 2022/23 (91 → 73, -18).
Largest cohort-step gain: SI → 1st in 2025/26 (77 → 91, +14).
Largest cohort-step loss: 2nd → 3rd in 2023/24 (94 → 0, -94).
Overall: 361 (2016/17) → 312 (2025/26), -49.
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
63
77
67.3
6
Senior Infants
67
87
75.3
6
1st Class
67
91
77.0
6
2nd Class
70
94
77.3
6
3rd Class
0
0
0.0
1
4th Class
0
0
0.0
1
5th Class
0
0
0.0
1
6th Class
0
0
0.0
1
Total
304
361
320.2
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).