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
25.17
2025/26
Mainstream classes
6
2025/26
Largest class group
30
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+
2019/20
136
7
19.43
25
0
2020/21
144
6
24.00
31
1
2021/22
126
7
18.00
24
0
2022/23
136
6
22.67
28
0
2023/24
130
6
21.67
30
1
2024/25
150
6
25.00
35
1
2025/26
151
6
25.17
30
1
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2024/25: 130 in 2023/24 → 160, +30 pupils.
Biggest loss in a single year: 2021/22: 144 in 2020/21 → 126, -18 pupils.
Largest single-class increase: Senior Infants in 2025/26 (14 → 28, +14).
Largest single-class decrease: 6th Class in 2021/22 (29 → 11, -18).
Largest cohort-step gain: JI → SI in 2025/26 (20 → 28, +8).
Largest cohort-step loss: 1st → 2nd in 2021/22 (21 → 19, -2).
Overall: 145 (2018/19) → 163 (2025/26), 18.
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
21
17.5
6
Senior Infants
13
28
18.3
6
1st Class
13
21
17.8
6
2nd Class
12
22
17.7
6
3rd Class
14
21
16.8
6
4th Class
14
22
17.8
6
5th Class
11
22
16.8
6
6th Class
11
29
18.8
6
Total
126
163
142.5
8
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).