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
21.88
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
126
8
15.75
20
0
2007/08
130
8
16.25
20
0
2008/09
129
8
16.12
18
0
2009/10
127
8
15.88
20
0
2010/11
141
7
20.14
32
1
2011/12
135
8
16.88
21
0
2012/13
134
8
16.75
23
0
2013/14
148
8
18.50
24
0
2014/15
173
9
19.22
24
0
2015/16
182
9
20.22
26
0
2016/17
174
9
19.33
25
0
2017/18
178
9
19.78
26
0
2019/20
192
9
21.33
26
0
2020/21
181
9
20.11
24
0
2021/22
180
10
18.00
24
0
2022/23
165
9
18.33
24
0
2023/24
153
9
17.00
22
0
2024/25
165
8
20.62
25
0
2025/26
175
8
21.88
25
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2014/15: 148 in 2013/14 → 173, +25 pupils.
Biggest loss in a single year: 1997/98: 164 in 1996/97 → 145, -19 pupils.
Largest single-class increase: 6th Class in 2021/22 (18 → 38, +20).
Largest single-class decrease: 5th Class in 2021/22 (37 → 22, -15).
Largest cohort-step gain: 2nd → 3rd in 2024/25 (14 → 18, +4).
Largest cohort-step loss: 1st → 2nd in 2025/26 (22 → 19, -3).
Overall: 189 (1993/94) → 175 (2025/26), -14.
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
13
25
18.8
6
Senior Infants
12
22
18.0
6
1st Class
14
24
19.2
6
2nd Class
14
24
20.3
6
3rd Class
18
25
21.8
6
4th Class
18
23
21.2
6
5th Class
22
37
25.2
6
6th Class
18
38
25.3
6
Total
118
192
152.8
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).