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
24.42
2025/26
Mainstream classes
12
2025/26
Largest class group
28
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
294
11
26.73
33
3
2007/08
296
11
26.91
30
1
2008/09
274
11
24.91
30
3
2009/10
262
10
26.20
31
3
2010/11
244
10
24.40
34
2
2011/12
254
9
28.22
32
4
2012/13
249
9
27.67
32
4
2013/14
262
9
29.11
34
6
2014/15
255
10
25.50
31
3
2015/16
254
10
25.40
31
2
2016/17
244
9
27.11
32
4
2017/18
247
9
27.44
33
4
2019/20
266
10
26.60
32
2
2020/21
272
10
27.20
31
2
2021/22
280
11
25.45
31
3
2022/23
257
11
23.36
29
0
2023/24
287
11
26.09
31
1
2024/25
307
12
25.58
29
0
2025/26
293
12
24.42
28
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2023/24: 261 in 2022/23 → 292, +31 pupils.
Biggest loss in a single year: 2003/04: 415 in 2002/03 → 361, -54 pupils.
Largest single-class increase: 5th Class in 2025/26 (61 → 87, +26).
Largest single-class decrease: 5th Class in 2021/22 (85 → 57, -28).
Largest cohort-step gain: 5th → 6th in 2025/26 (61 → 68, +7).
Overall: 670 (1993/94) → 301 (2025/26), -369.
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
0
0
0.0
1
Senior Infants
0
0
0.0
1
1st Class
0
0
0.0
1
2nd Class
0
0
0.0
1
3rd Class
58
80
69.0
6
4th Class
57
83
69.3
6
5th Class
57
87
72.3
6
6th Class
61
89
73.5
6
Total
244
670
362.2
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).