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
18.67
2025/26
Mainstream classes
6
2025/26
Largest class group
29
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+
2007/08
89
4
22.25
24
0
2008/09
93
4
23.25
26
0
2009/10
107
4
26.75
33
1
2010/11
117
4
29.25
30
2
2011/12
121
5
24.20
31
3
2012/13
120
5
24.00
31
3
2013/14
120
5
24.00
30
2
2014/15
120
5
24.00
31
2
2015/16
122
5
24.40
30
1
2016/17
120
5
24.00
30
1
2017/18
120
5
24.00
31
2
2019/20
120
5
24.00
31
2
2020/21
121
5
24.20
31
2
2021/22
120
5
24.00
31
2
2022/23
119
5
23.80
30
3
2023/24
115
5
23.00
31
2
2024/25
113
5
22.60
31
1
2025/26
112
6
18.67
29
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2009/10: 93 in 2008/09 → 107, +14 pupils.
Biggest loss in a single year: 2023/24: 119 in 2022/23 → 115, -4 pupils.
Largest single-class increase: 3rd Class in 2022/23 (14 → 16, +2).
Largest single-class decrease: 5th Class in 2023/24 (16 → 12, -4).
Largest cohort-step gain: 5th → 6th in 2024/25 (12 → 14, +2).
Largest cohort-step loss: 4th → 5th in 2023/24 (14 → 12, -2).
Overall: 89 (2007/08) → 112 (2025/26), 23.
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
12
15
13.8
6
Senior Infants
12
15
14.0
6
1st Class
13
16
14.7
6
2nd Class
14
16
15.0
6
3rd Class
14
16
15.3
6
4th Class
14
16
15.0
6
5th Class
12
16
14.5
6
6th Class
14
15
14.3
6
Total
89
122
115.2
19
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).