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
25.19
2025/26
Mainstream classes
16
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+
2008/09
22
2
11.00
13
0
2009/10
48
3
16.00
26
0
2010/11
84
4
21.00
23
0
2011/12
141
6
23.50
30
1
2012/13
175
7
25.00
30
1
2013/14
200
8
25.00
32
2
2014/15
210
8
26.25
32
1
2015/16
213
8
26.62
30
1
2016/17
215
8
26.88
29
0
2017/18
224
8
28.00
28
0
2019/20
272
10
27.20
33
3
2020/21
292
11
26.55
32
3
2021/22
333
14
23.79
31
2
2022/23
366
15
24.40
30
1
2023/24
388
16
24.25
29
0
2024/25
400
16
25.00
28
0
2025/26
403
16
25.19
27
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2011/12: 92 in 2010/11 → 152, +60 pupils.
Largest single-class increase: 3rd Class in 2022/23 (32 → 59, +27).
Largest single-class decrease: Junior Infants in 2022/23 (53 → 44, -9).
Largest cohort-step gain: 3rd → 4th in 2022/23 (32 → 41, +9).
Largest cohort-step loss: SI → 1st in 2023/24 (53 → 49, -4).
Overall: 22 (2008/09) → 415 (2025/26), 393.
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
44
57
50.8
6
Senior Infants
40
55
50.2
6
1st Class
47
58
50.7
6
2nd Class
31
56
48.7
6
3rd Class
27
59
46.0
6
4th Class
30
58
44.2
6
5th Class
29
54
40.0
6
6th Class
27
56
36.3
6
Total
22
415
245.6
18
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).