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
15.00
2025/26
Mainstream classes
11
2025/26
Largest class group
18
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
292
15
19.47
21
0
2007/08
270
14
19.29
21
0
2008/09
262
13
20.15
22
0
2009/10
269
13
20.69
23
0
2010/11
260
13
20.00
23
0
2011/12
273
13
21.00
23
0
2012/13
275
13
21.15
23
0
2013/14
277
13
21.31
23
0
2014/15
268
13
20.62
23
0
2015/16
271
14
19.36
23
0
2016/17
271
14
19.36
22
0
2017/18
277
13
21.31
23
0
2019/20
257
13
19.77
23
0
2020/21
232
13
17.85
23
0
2021/22
212
13
16.31
21
0
2022/23
201
12
16.75
21
0
2023/24
191
12
15.92
19
0
2024/25
178
11
16.18
20
0
2025/26
165
11
15.00
18
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 1983/84: 454 in 1982/83 → 600, +146 pupils.
Biggest loss in a single year: 1993/94: 600 in 1983/84 → 531, -69 pupils.
Largest single-class increase: Junior Infants in 2025/26 (40 → 47, +7).
Largest single-class decrease: Senior Infants in 2021/22 (60 → 51, -9).
Largest cohort-step gain: JI → SI in 2021/22 (44 → 51, +7).
Largest cohort-step loss: 2nd → 3rd in 2021/22 (67 → 0, -67).
Overall: 173 (1978/79) → 176 (2025/26), 3.
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
40
47
43.7
6
Senior Infants
40
60
48.0
6
1st Class
42
61
52.0
6
2nd Class
46
67
54.8
6
3rd Class
0
0
0.0
1
4th Class
0
0
0.0
1
5th Class
0
0
0.0
1
6th Class
0
0
0.0
1
Total
173
600
301.7
39
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).