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
20.25
2025/26
Mainstream classes
8
2025/26
Largest class group
24
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+
2016/17
119
5
23.80
26
0
2017/18
128
5
25.60
27
0
2019/20
130
5
26.00
30
1
2020/21
130
5
26.00
31
2
2021/22
126
7
18.00
30
1
2022/23
140
7
20.00
29
0
2023/24
156
6
26.00
37
1
2024/25
159
7
22.71
30
1
2025/26
162
8
20.25
24
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2022/23: 135 in 2021/22 → 152, +17 pupils.
Largest single-class increase: 5th Class in 2025/26 (13 → 24, +11).
Largest single-class decrease: 6th Class in 2021/22 (18 → 13, -5).
Largest cohort-step gain: 1st → 2nd in 2023/24 (22 → 25, +3).
Largest cohort-step loss: SI → 1st in 2025/26 (24 → 22, -2).
Overall: 119 (2016/17) → 174 (2025/26), 55.
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
20
26
22.3
6
Senior Infants
19
27
22.7
6
1st Class
15
26
21.0
6
2nd Class
13
25
19.8
6
3rd Class
10
24
18.0
6
4th Class
13
24
17.8
6
5th Class
13
24
16.8
6
6th Class
13
19
16.2
6
Total
119
174
143.9
10
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).