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
25.62
2025/26
Mainstream classes
8
2025/26
Largest class group
30
2025/26
Classes with 30+ pupils
1
2025/26
Class group metrics trend
Class group metrics by year
Year
Mainstream class pupils
Mainstream classes
Average class size
Largest class
Classes 30+
2017/18
19
2
9.50
10
0
2019/20
68
3
22.67
28
0
2020/21
89
4
22.25
27
0
2021/22
118
5
23.60
28
0
2022/23
148
6
24.67
31
1
2023/24
175
7
25.00
31
1
2024/25
205
8
25.62
32
1
2025/26
205
8
25.62
30
1
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2022/23: 118 in 2021/22 → 148, +30 pupils.
Largest single-class increase: Senior Infants in 2022/23 (20 → 29, +9).
Largest single-class decrease: 1st Class in 2022/23 (28 → 20, -8).
Largest cohort-step gain: 1st → 2nd in 2023/24 (20 → 21, +1).
Largest cohort-step loss: JI → SI in 2021/22 (22 → 20, -2).
Overall: 19 (2017/18) → 205 (2025/26), 186.
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
22
31
27.0
6
Senior Infants
20
31
27.0
6
1st Class
20
32
25.8
6
2nd Class
20
30
24.7
6
3rd Class
20
29
23.4
5
4th Class
20
27
22.2
4
5th Class
20
25
22.0
3
6th Class
20
21
20.5
2
Total
19
205
118.6
9
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).