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
25.33
2025/26
Mainstream classes
6
2025/26
Largest class group
31
2025/26
Classes with 30+ pupils
2
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
146
6
24.33
35
2
2007/08
151
6
25.17
33
2
2008/09
152
6
25.33
32
2
2009/10
163
6
27.17
32
1
2010/11
154
6
25.67
31
3
2011/12
179
7
25.57
34
2
2012/13
178
7
25.43
33
2
2013/14
183
7
26.14
30
2
2014/15
182
7
26.00
32
2
2015/16
196
7
28.00
33
3
2016/17
198
7
28.29
37
3
2017/18
194
7
27.71
31
3
2019/20
182
7
26.00
30
2
2020/21
181
7
25.86
30
2
2021/22
168
7
24.00
29
0
2022/23
160
7
22.86
31
1
2023/24
145
7
20.71
24
0
2024/25
159
6
26.50
30
1
2025/26
152
6
25.33
31
2
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2011/12: 154 in 2010/11 → 179, +25 pupils.
Biggest loss in a single year: 1996/97: 221 in 1995/96 → 195, -26 pupils.
Largest single-class increase: Junior Infants in 2024/25 (8 → 26, +18).
Largest single-class decrease: 6th Class in 2021/22 (30 → 19, -11).
Largest cohort-step gain: 4th → 5th in 2023/24 (19 → 23, +4).
Largest cohort-step loss: SI → 1st in 2023/24 (15 → 12, -3).
Overall: 230 (1993/94) → 156 (2025/26), -74.
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
8
26
17.5
6
Senior Infants
8
25
17.0
6
1st Class
10
24
16.8
6
2nd Class
14
23
18.3
6
3rd Class
14
24
20.0
6
4th Class
19
29
23.7
6
5th Class
19
29
23.2
6
6th Class
19
30
25.0
6
Total
145
230
172.8
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).