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
23.60
2025/26
Mainstream classes
5
2025/26
Largest class group
35
2025/26
Classes with 30+ pupils
1
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
117
4
29.25
32
2
2007/08
114
5
22.80
28
0
2008/09
114
5
22.80
30
1
2009/10
117
5
23.40
27
0
2010/11
125
5
25.00
32
1
2011/12
122
5
24.40
29
0
2012/13
117
5
23.40
29
0
2013/14
123
5
24.60
29
0
2014/15
120
5
24.00
30
1
2015/16
123
5
24.60
31
2
2016/17
131
5
26.20
31
2
2017/18
126
5
25.20
33
2
2019/20
127
5
25.40
32
1
2020/21
129
5
25.80
34
2
2021/22
122
5
24.40
31
1
2022/23
123
5
24.60
29
0
2023/24
123
5
24.60
31
1
2024/25
122
5
24.40
29
0
2025/26
118
5
23.60
35
1
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 1993/94: 38 in 1983/84 → 85, +47 pupils.
Biggest loss in a single year: 1977/78: 55 in 1976/77 → 48, -7 pupils.
Largest single-class increase: 4th Class in 2025/26 (13 → 22, +9).
Largest single-class decrease: Senior Infants in 2022/23 (20 → 12, -8).
Largest cohort-step gain: JI → SI in 2025/26 (13 → 19, +6).
Largest cohort-step loss: SI → 1st in 2025/26 (13 → 11, -2).
Overall: 61 (1974/75) → 130 (2025/26), 69.
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
11
19
13.8
6
Senior Infants
12
20
15.7
6
1st Class
11
20
15.5
6
2nd Class
12
20
16.0
6
3rd Class
13
20
16.2
6
4th Class
11
22
16.2
6
5th Class
10
21
15.3
6
6th Class
11
21
16.2
6
Total
38
131
97.6
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).