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
16.10
2025/26
Mainstream classes
10
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+
2006/07
239
14
17.07
20
0
2007/08
230
14
16.43
21
0
2008/09
220
14
15.71
18
0
2009/10
213
13
16.38
20
0
2010/11
216
13
16.62
20
0
2011/12
240
12
20.00
21
0
2012/13
244
12
20.33
22
0
2013/14
236
12
19.67
22
0
2014/15
222
12
18.50
22
0
2015/16
216
12
18.00
21
0
2016/17
204
12
17.00
20
0
2017/18
213
12
17.75
19
0
2019/20
203
12
16.92
18
0
2020/21
204
11
18.55
27
0
2021/22
177
11
16.09
18
0
2022/23
166
10
16.60
21
0
2023/24
156
10
15.60
21
0
2024/25
160
9
17.78
20
0
2025/26
161
10
16.10
22
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 1982/83: 125 in 1981/82 → 266, +141 pupils.
Biggest loss in a single year: 1994/95: 399 in 1993/94 → 339, -60 pupils.
Largest single-class increase: 1st Class in 2025/26 (33 → 46, +13).
Largest single-class decrease: Junior Infants in 2021/22 (48 → 35, -13).
Largest cohort-step gain: JI → SI in 2025/26 (39 → 50, +11).
Largest cohort-step loss: 2nd → 3rd in 2021/22 (53 → 0, -53).
Overall: 125 (1981/82) → 173 (2025/26), 48.
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
31
48
39.0
6
Senior Infants
29
51
43.0
6
1st Class
33
52
43.8
6
2nd Class
37
53
46.8
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
125
399
243.2
36
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).