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
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+
2006/07
141
5
28.20
34
1
2007/08
156
6
26.00
28
0
2008/09
154
6
25.67
28
0
2009/10
161
6
26.83
29
0
2010/11
172
6
28.67
33
1
2011/12
175
6
29.17
30
3
2012/13
183
7
26.14
30
2
2013/14
199
7
28.43
34
2
2014/15
211
7
30.14
35
4
2015/16
219
8
27.38
33
1
2016/17
225
8
28.12
33
1
2017/18
219
8
27.38
33
2
2019/20
216
8
27.00
33
2
2020/21
206
8
25.75
33
2
2021/22
207
8
25.88
33
3
2022/23
201
8
25.12
31
2
2023/24
195
8
24.38
32
1
2024/25
190
8
23.75
27
0
2025/26
192
8
24.00
27
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2013/14: 183 in 2012/13 → 199, +16 pupils.
Biggest loss in a single year: 2020/21: 216 in 2019/20 → 206, -10 pupils.
Largest single-class increase: 6th Class in 2021/22 (25 → 33, +8).
Largest single-class decrease: 6th Class in 2024/25 (32 → 22, -10).
Largest cohort-step gain: JI → SI in 2024/25 (22 → 25, +3).
Largest cohort-step loss: 2nd → 3rd in 2024/25 (20 → 19, -1).
Overall: 98 (1974/75) → 192 (2025/26), 94.
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
19
24
22.5
6
Senior Infants
20
25
23.3
6
1st Class
20
25
23.3
6
2nd Class
20
26
23.7
6
3rd Class
19
30
24.5
6
4th Class
19
30
25.2
6
5th Class
22
33
27.8
6
6th Class
22
33
28.2
6
Total
95
225
153.4
43
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).