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
22.50
2025/26
Mainstream classes
8
2025/26
Largest class group
28
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
127
5
25.40
28
0
2007/08
135
5
27.00
29
0
2008/09
138
5
27.60
30
1
2009/10
155
6
25.83
29
0
2010/11
161
6
26.83
33
2
2011/12
165
6
27.50
31
2
2012/13
188
7
26.86
33
2
2013/14
205
7
29.29
34
4
2014/15
210
8
26.25
32
3
2015/16
219
8
27.38
33
3
2016/17
228
8
28.50
32
3
2017/18
229
8
28.62
32
5
2019/20
221
9
24.56
31
2
2020/21
217
8
27.12
32
2
2021/22
206
8
25.75
30
1
2022/23
203
8
25.38
31
1
2023/24
199
8
24.88
31
1
2024/25
191
8
23.88
27
0
2025/26
180
8
22.50
28
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2012/13: 165 in 2011/12 → 188, +23 pupils.
Biggest loss in a single year: 1993/94: 152 in 1983/84 → 109, -43 pupils.
Largest single-class increase: 4th Class in 2025/26 (23 → 28, +5).
Largest single-class decrease: Junior Infants in 2025/26 (24 → 11, -13).
Largest cohort-step gain: 1st → 2nd in 2023/24 (24 → 27, +3).
Largest cohort-step loss: 4th → 5th in 2021/22 (32 → 29, -3).
Overall: 152 (1981/82) → 180 (2025/26), 28.
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
25
20.3
6
Senior Infants
22
26
24.3
6
1st Class
20
26
23.5
6
2nd Class
19
27
24.2
6
3rd Class
23
27
25.3
6
4th Class
23
32
27.5
6
5th Class
22
31
26.2
6
6th Class
24
31
28.0
6
Total
109
230
166.5
36
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).