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
20.12
2025/26
Mainstream classes
8
2025/26
Largest class group
25
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
171
8
21.38
27
0
2007/08
166
7
23.71
30
1
2008/09
170
7
24.29
30
1
2009/10
174
7
24.86
33
2
2010/11
176
7
25.14
32
1
2011/12
182
7
26.00
31
2
2012/13
188
7
26.86
30
2
2013/14
192
7
27.43
30
2
2014/15
201
8
25.12
30
2
2015/16
204
8
25.50
30
1
2016/17
210
8
26.25
31
1
2017/18
202
8
25.25
28
0
2019/20
195
8
24.38
27
0
2020/21
194
8
24.25
27
0
2021/22
178
8
22.25
24
0
2022/23
170
8
21.25
23
0
2023/24
167
8
20.88
24
0
2024/25
161
8
20.12
25
0
2025/26
161
8
20.12
25
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 1994/95: 172 in 1993/94 → 200, +28 pupils.
Biggest loss in a single year: 2021/22: 194 in 2020/21 → 178, -16 pupils.
Largest single-class increase: Senior Infants in 2025/26 (16 → 24, +8).
Largest single-class decrease: 1st Class in 2025/26 (25 → 15, -10).
Largest cohort-step gain: JI → SI in 2023/24 (22 → 24, +2).
Largest cohort-step loss: JI → SI in 2021/22 (26 → 22, -4).
Overall: 172 (1993/94) → 161 (2025/26), -11.
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
22.8
6
Senior Infants
16
24
21.7
6
1st Class
15
25
21.0
6
2nd Class
18
25
21.7
6
3rd Class
18
24
21.0
6
4th Class
17
24
20.5
6
5th Class
18
25
21.3
6
6th Class
19
27
21.8
6
Total
161
210
184.6
33
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).