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
17.62
2025/26
Mainstream classes
13
2025/26
Largest class group
22
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+
2007/08
147
11
13.36
22
0
2008/09
155
12
12.92
18
0
2009/10
138
12
11.50
16
0
2010/11
136
11
12.36
17
0
2011/12
232
12
19.33
25
0
2012/13
230
12
19.17
24
0
2013/14
197
12
16.42
23
0
2014/15
192
11
17.45
21
0
2015/16
193
11
17.55
23
0
2016/17
188
11
17.09
22
0
2017/18
194
10
19.40
23
0
2019/20
178
11
16.18
23
0
2020/21
180
15
12.00
14
0
2021/22
180
10
18.00
23
0
2022/23
191
10
19.10
24
0
2023/24
244
13
18.77
22
0
2024/25
233
13
17.92
20
0
2025/26
229
13
17.62
22
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2023/24: 200 in 2022/23 → 254, +54 pupils.
Biggest loss in a single year: 2013/14: 237 in 2012/13 → 204, -33 pupils.
Largest single-class increase: 1st Class in 2023/24 (24 → 38, +14).
Largest single-class decrease: Junior Infants in 2024/25 (37 → 25, -12).
Largest cohort-step gain: SI → 1st in 2023/24 (26 → 38, +12).
Largest cohort-step loss: JI → SI in 2021/22 (28 → 24, -4).
Overall: 240 (2007/08) → 242 (2025/26), 2.
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
25
37
30.0
6
Senior Infants
20
34
27.0
6
1st Class
22
38
29.0
6
2nd Class
21
36
27.8
6
3rd Class
17
32
26.5
6
4th Class
19
31
26.2
6
5th Class
18
31
26.0
6
6th Class
22
33
25.8
6
Total
185
269
219.7
19
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).