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
18.36
2025/26
Mainstream classes
11
2025/26
Largest class group
26
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
217
8
27.12
32
4
2007/08
221
8
27.62
34
4
2008/09
242
8
30.25
36
5
2009/10
231
9
25.67
32
3
2010/11
238
9
26.44
36
2
2011/12
246
9
27.33
35
4
2012/13
243
9
27.00
33
3
2013/14
263
10
26.30
33
2
2014/15
263
10
26.30
34
1
2015/16
271
10
27.10
32
2
2016/17
279
10
27.90
34
3
2017/18
292
11
26.55
30
1
2019/20
276
11
25.09
31
1
2020/21
266
11
24.18
29
0
2021/22
236
12
19.67
28
0
2022/23
222
11
20.18
25
0
2023/24
201
11
18.27
26
0
2024/25
197
10
19.70
27
0
2025/26
202
11
18.36
26
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2005/06: 195 in 2004/05 → 223, +28 pupils.
Biggest loss in a single year: 2021/22: 266 in 2020/21 → 236, -30 pupils.
Largest single-class increase: Junior Infants in 2024/25 (16 → 31, +15).
Largest single-class decrease: 6th Class in 2024/25 (41 → 25, -16).
Largest cohort-step gain: 1st → 2nd in 2025/26 (18 → 25, +7).
Largest cohort-step loss: 2nd → 3rd in 2021/22 (26 → 24, -2).
Overall: 202 (1993/94) → 214 (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
31
20.8
6
Senior Infants
18
34
23.0
6
1st Class
18
32
22.5
6
2nd Class
22
33
25.7
6
3rd Class
23
39
28.3
6
4th Class
25
43
32.0
6
5th Class
25
43
33.8
6
6th Class
25
47
37.5
6
Total
184
294
226.1
33
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).