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
22.50
2025/26
Mainstream classes
8
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
174
6
29.00
33
3
2007/08
177
7
25.29
33
2
2008/09
186
7
26.57
33
2
2009/10
185
7
26.43
34
2
2010/11
182
7
26.00
32
2
2011/12
177
7
25.29
33
2
2012/13
172
7
24.57
32
2
2013/14
188
7
26.86
38
2
2014/15
184
7
26.29
39
2
2015/16
185
7
26.43
39
1
2016/17
185
7
26.43
36
2
2017/18
190
7
27.14
33
2
2019/20
196
8
24.50
29
0
2020/21
192
8
24.00
29
0
2021/22
181
8
22.62
28
0
2022/23
192
8
24.00
30
1
2023/24
188
8
23.50
30
1
2024/25
192
8
24.00
30
1
2025/26
180
8
22.50
28
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 1996/97: 148 in 1995/96 → 166, +18 pupils.
Biggest loss in a single year: 1993/94: 235 in 1982/83 → 166, -69 pupils.
Largest single-class increase: Junior Infants in 2022/23 (20 → 29, +9).
Largest single-class decrease: 4th Class in 2021/22 (28 → 21, -7).
Largest cohort-step gain: SI → 1st in 2025/26 (24 → 28, +4).
Largest cohort-step loss: JI → SI in 2023/24 (29 → 26, -3).
Overall: 216 (1975/76) → 182 (2025/26), -34.
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
16
29
21.5
6
Senior Infants
19
26
21.5
6
1st Class
19
28
23.7
6
2nd Class
19
29
23.2
6
3rd Class
18
28
22.3
6
4th Class
20
30
24.8
6
5th Class
22
30
25.2
6
6th Class
21
30
25.8
6
Total
148
243
190.0
41
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).