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
22.46
2025/26
Mainstream classes
26
2025/26
Largest class group
27
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+
2023/24
635
27
23.52
29
0
2024/25
622
26
23.92
28
0
2025/26
584
26
22.46
27
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest loss in a single year: 2025/26: 622 in 2024/25 → 590, -32 pupils.
Largest single-class increase: 4th Class in 2024/25 (73 → 91, +18).
Largest single-class decrease: Senior Infants in 2024/25 (94 → 70, -24).
Largest cohort-step gain: 3rd → 4th in 2024/25 (85 → 91, +6).
Largest cohort-step loss: SI → 1st in 2024/25 (94 → 88, -6).
Overall: 635 (2023/24) → 590 (2025/26), -45.
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
46
68
59.7
3
Senior Infants
66
94
76.7
3
1st Class
73
88
79.0
3
2nd Class
75
90
81.7
3
3rd Class
77
85
80.0
3
4th Class
73
91
80.3
3
5th Class
73
89
81.0
3
6th Class
72
82
77.3
3
Total
590
635
615.7
3
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).