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
24.00
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+
2006/07
126
5
25.20
32
1
2007/08
137
5
27.40
30
1
2008/09
156
6
26.00
28
0
2009/10
169
6
28.17
32
2
2010/11
172
6
28.67
32
2
2011/12
175
6
29.17
33
2
2012/13
176
7
25.14
32
2
2013/14
196
8
24.50
27
0
2014/15
201
8
25.12
34
1
2015/16
189
8
23.62
32
1
2016/17
197
8
24.62
34
1
2017/18
201
8
25.12
36
1
2019/20
195
8
24.38
28
0
2020/21
187
8
23.38
28
0
2021/22
191
8
23.88
27
0
2022/23
197
8
24.62
28
0
2023/24
204
8
25.50
28
0
2024/25
198
8
24.75
28
0
2025/26
192
8
24.00
30
1
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2013/14: 176 in 2012/13 → 196, +20 pupils.
Biggest loss in a single year: 2015/16: 201 in 2014/15 → 189, -12 pupils.
Largest single-class increase: Junior Infants in 2021/22 (15 → 27, +12).
Largest single-class decrease: 1st Class in 2022/23 (26 → 17, -9).
Largest cohort-step gain: JI → SI in 2021/22 (15 → 19, +4).
Largest cohort-step loss: SI → 1st in 2022/23 (19 → 17, -2).
Overall: 119 (1995/96) → 192 (2025/26), 73.
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
15
27
21.5
6
Senior Infants
19
27
23.5
6
1st Class
17
26
23.5
6
2nd Class
19
27
24.0
6
3rd Class
21
28
25.5
6
4th Class
21
28
24.3
6
5th Class
23
30
26.2
6
6th Class
22
28
26.3
6
Total
118
204
162.5
31
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).