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
24.88
2025/26
Mainstream classes
8
2025/26
Largest class group
32
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
251
9
27.89
32
5
2007/08
250
9
27.78
32
3
2008/09
262
9
29.11
32
4
2009/10
269
9
29.89
32
6
2010/11
285
10
28.50
31
4
2011/12
279
10
27.90
31
2
2012/13
290
10
29.00
33
6
2013/14
282
11
25.64
29
0
2014/15
258
10
25.80
33
1
2015/16
250
9
27.78
31
1
2016/17
243
9
27.00
33
2
2017/18
244
9
27.11
33
4
2019/20
226
9
25.11
33
2
2020/21
204
9
22.67
29
0
2021/22
214
8
26.75
35
3
2022/23
210
8
26.25
34
2
2023/24
203
8
25.38
34
1
2024/25
209
8
26.12
34
2
2025/26
199
8
24.88
32
1
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2010/11: 269 in 2009/10 → 285, +16 pupils.
Biggest loss in a single year: 2014/15: 282 in 2013/14 → 258, -24 pupils.
Largest single-class increase: 2nd Class in 2024/25 (19 → 31, +12).
Largest single-class decrease: 3rd Class in 2022/23 (35 → 22, -13).
Largest cohort-step gain: JI → SI in 2024/25 (19 → 22, +3).
Largest cohort-step loss: SI → 1st in 2022/23 (21 → 19, -2).
Overall: 211 (1993/94) → 199 (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
19
32
24.8
6
Senior Infants
21
31
24.8
6
1st Class
19
29
23.0
6
2nd Class
19
34
25.7
6
3rd Class
20
35
26.7
6
4th Class
21
34
26.5
6
5th Class
23
34
27.3
6
6th Class
24
34
27.7
6
Total
199
290
232.4
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).