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
21.57
2025/26
Mainstream classes
7
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
174
7
24.86
31
1
2007/08
171
7
24.43
28
0
2008/09
157
7
22.43
25
0
2009/10
169
7
24.14
32
1
2010/11
159
7
22.71
25
0
2011/12
167
6
27.83
32
2
2012/13
168
6
28.00
34
1
2013/14
163
6
27.17
31
1
2014/15
165
6
27.50
36
2
2015/16
170
6
28.33
32
2
2016/17
178
8
22.25
26
0
2017/18
178
8
22.25
27
0
2019/20
177
7
25.29
27
0
2020/21
167
8
20.88
25
0
2021/22
149
7
21.29
24
0
2022/23
155
7
22.14
27
0
2023/24
154
8
19.25
27
0
2024/25
163
7
23.29
28
0
2025/26
151
7
21.57
28
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2009/10: 163 in 2008/09 → 181, +18 pupils.
Biggest loss in a single year: 1995/96: 229 in 1994/95 → 206, -23 pupils.
Largest single-class increase: Senior Infants in 2025/26 (19 → 33, +14).
Largest single-class decrease: Junior Infants in 2025/26 (31 → 17, -14).
Largest cohort-step gain: 2nd → 3rd in 2025/26 (13 → 17, +4).
Largest cohort-step loss: JI → SI in 2021/22 (16 → 14, -2).
Overall: 244 (1993/94) → 166 (2025/26), -78.
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
12
31
18.2
6
Senior Infants
13
33
19.0
6
1st Class
13
20
16.8
6
2nd Class
13
23
17.0
6
3rd Class
14
23
19.0
6
4th Class
17
27
21.8
6
5th Class
20
27
23.3
6
6th Class
19
28
23.8
6
Total
154
244
177.1
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).