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
19.42
2025/26
Mainstream classes
12
2025/26
Largest class group
21
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+
2013/14
174
10
17.40
25
0
2014/15
180
9
20.00
26
0
2015/16
201
9
22.33
28
0
2016/17
232
11
21.09
25
0
2017/18
231
11
21.00
22
0
2019/20
243
11
22.09
24
0
2020/21
231
12
19.25
22
0
2021/22
248
12
20.67
24
0
2022/23
242
13
18.62
24
0
2023/24
218
12
18.17
22
0
2024/25
231
12
19.25
23
0
2025/26
233
12
19.42
21
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2016/17: 201 in 2015/16 → 232, +31 pupils.
Biggest loss in a single year: 2023/24: 248 in 2022/23 → 224, -24 pupils.
Largest single-class increase: 5th Class in 2025/26 (21 → 42, +21).
Largest single-class decrease: 5th Class in 2023/24 (42 → 19, -23).
Largest cohort-step gain: SI → 1st in 2021/22 (27 → 36, +9).
Largest cohort-step loss: SI → 1st in 2023/24 (32 → 28, -4).
Overall: 174 (2013/14) → 239 (2025/26), 65.
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
20
32
27.2
6
Senior Infants
21
34
28.7
6
1st Class
21
36
27.5
6
2nd Class
20
34
27.5
6
3rd Class
22
37
29.7
6
4th Class
21
39
30.8
6
5th Class
19
42
32.8
6
6th Class
22
41
30.7
6
Total
174
254
226.2
13
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).