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
24.94
2025/26
Mainstream classes
16
2025/26
Largest class group
32
2025/26
Classes with 30+ pupils
3
2025/26
Class group metrics trend
Class group metrics by year
Year
Mainstream class pupils
Mainstream classes
Average class size
Largest class
Classes 30+
2022/23
395
16
24.69
31
2
2023/24
416
16
26.00
31
2
2024/25
416
16
26.00
32
2
2025/26
399
16
24.94
32
3
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2023/24: 405 in 2022/23 → 428, +23 pupils.
Biggest loss in a single year: 2025/26: 428 in 2024/25 → 411, -17 pupils.
Largest single-class increase: 4th Class in 2023/24 (51 → 61, +10).
Largest single-class decrease: 3rd Class in 2024/25 (57 → 43, -14).
Largest cohort-step gain: 3rd → 4th in 2025/26 (43 → 50, +7).
Largest cohort-step loss: JI → SI in 2023/24 (54 → 53, -1).
Overall: 405 (2022/23) → 411 (2025/26), 6.
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
54
47.5
4
Senior Infants
47
53
50.2
4
1st Class
42
53
49.0
4
2nd Class
44
56
50.2
4
3rd Class
43
61
52.2
4
4th Class
50
61
55.0
4
5th Class
46
63
55.2
4
6th Class
40
63
51.8
4
Total
405
428
418.0
4
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).