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
23.71
2025/26
Mainstream classes
7
2025/26
Largest class group
35
2025/26
Classes with 30+ pupils
1
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
168
7
24.00
30
2
2007/08
167
7
23.86
30
1
2008/09
148
7
21.14
27
0
2009/10
165
6
27.50
35
1
2010/11
164
7
23.43
30
1
2011/12
158
7
22.57
29
0
2012/13
170
7
24.29
31
2
2013/14
178
7
25.43
31
3
2014/15
179
7
25.57
29
0
2015/16
185
7
26.43
30
1
2016/17
202
7
28.86
32
4
2017/18
210
7
30.00
34
5
2019/20
228
8
28.50
34
2
2020/21
231
9
25.67
34
2
2021/22
219
9
24.33
32
3
2022/23
213
8
26.62
31
2
2023/24
196
8
24.50
30
1
2024/25
188
8
23.50
30
1
2025/26
166
7
23.71
35
1
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 1999/00: 104 in 1998/99 → 135, +31 pupils.
Biggest loss in a single year: 2025/26: 188 in 2024/25 → 166, -22 pupils.
Largest single-class increase: 3rd Class in 2024/25 (20 → 29, +9).
Largest single-class decrease: 6th Class in 2025/26 (30 → 19, -11).
Largest cohort-step gain: SI → 1st in 2022/23 (30 → 31, +1).
Largest cohort-step loss: 5th → 6th in 2025/26 (24 → 19, -5).
Overall: 26 (1994/95) → 166 (2025/26), 140.
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
18
32
24.5
6
Senior Infants
16
30
23.8
6
1st Class
20
31
24.8
6
2nd Class
18
33
25.8
6
3rd Class
20
34
27.3
6
4th Class
19
31
26.8
6
5th Class
16
30
24.5
6
6th Class
19
30
24.5
6
Total
26
231
161.2
32
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).