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
16.00
2025/26
Mainstream classes
12
2025/26
Largest class group
19
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
227
12
18.92
21
0
2007/08
223
12
18.58
20
0
2008/09
223
12
18.58
19
0
2009/10
213
12
17.75
20
0
2010/11
214
12
17.83
19
0
2011/12
231
12
19.25
23
0
2012/13
234
12
19.50
23
0
2013/14
246
12
20.50
22
0
2014/15
256
13
19.69
22
0
2015/16
269
13
20.69
24
0
2016/17
281
14
20.07
24
0
2017/18
276
15
18.40
21
0
2019/20
233
13
17.92
21
0
2020/21
216
12
18.00
20
0
2021/22
214
12
17.83
20
0
2022/23
204
12
17.00
19
0
2023/24
205
12
17.08
19
0
2024/25
210
12
17.50
20
0
2025/26
192
12
16.00
19
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 1994/95: 232 in 1993/94 → 275, +43 pupils.
Biggest loss in a single year: 1993/94: 430 in 1982/83 → 232, -198 pupils.
Largest single-class increase: Junior Infants in 2024/25 (65 → 77, +12).
Largest single-class decrease: Junior Infants in 2025/26 (77 → 49, -28).
Largest cohort-step gain: JI → SI in 2023/24 (69 → 75, +6).
Largest cohort-step loss: 1st → 2nd in 2022/23 (74 → 0, -74).
Overall: 561 (1974/75) → 192 (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
49
77
67.3
6
Senior Infants
66
77
71.5
6
1st Class
65
74
68.0
6
2nd Class
0
0
0.0
1
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
192
561
281.7
42
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).