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
20.67
2025/26
Mainstream classes
9
2025/26
Largest class group
28
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+
2015/16
201
8
25.12
34
1
2016/17
199
8
24.88
31
1
2017/18
208
9
23.11
31
1
2019/20
206
9
22.89
30
2
2020/21
212
8
26.50
32
2
2021/22
217
9
24.11
31
3
2022/23
215
9
23.89
31
2
2023/24
204
9
22.67
31
1
2024/25
197
9
21.89
30
1
2025/26
186
9
20.67
28
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2018/19: 221 in 2017/18 → 231, +10 pupils.
Biggest loss in a single year: 2019/20: 231 in 2018/19 → 220, -11 pupils.
Largest single-class increase: Senior Infants in 2025/26 (17 → 26, +9).
Largest single-class decrease: 5th Class in 2024/25 (31 → 24, -7).
Largest cohort-step gain: SI → 1st in 2022/23 (27 → 30, +3).
Largest cohort-step loss: 1st → 2nd in 2023/24 (30 → 29, -1).
Overall: 216 (2015/16) → 204 (2025/26), -12.
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
16
25
21.0
6
Senior Infants
17
27
23.0
6
1st Class
20
30
23.8
6
2nd Class
22
29
26.0
6
3rd Class
22
32
27.5
6
4th Class
23
32
28.5
6
5th Class
24
33
29.7
6
6th Class
23
33
28.7
6
Total
204
234
221.7
11
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).