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
17.80
2025/26
Mainstream classes
15
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
136
6
22.67
29
0
2007/08
140
6
23.33
27
0
2008/09
153
6
25.50
30
1
2009/10
177
7
25.29
30
1
2010/11
183
7
26.14
29
0
2011/12
204
8
25.50
33
2
2012/13
210
9
23.33
31
3
2013/14
232
9
25.78
35
1
2014/15
231
9
25.67
33
1
2015/16
237
9
26.33
33
3
2016/17
237
10
23.70
30
1
2017/18
244
10
24.40
32
1
2019/20
223
10
22.30
31
1
2020/21
222
9
24.67
31
2
2021/22
216
10
21.60
29
0
2022/23
203
12
16.92
24
0
2023/24
231
12
19.25
23
0
2024/25
242
12
20.17
24
0
2025/26
267
15
17.80
25
0
Data highlights
Key numbers to spot outliers or notable changes.
Biggest gain in a single year: 2023/24: 226 in 2022/23 → 256, +30 pupils.
Biggest loss in a single year: 1996/97: 266 in 1995/96 → 196, -70 pupils.
Largest single-class increase: 5th Class in 2023/24 (30 → 45, +15).
Largest single-class decrease: 2nd Class in 2021/22 (38 → 29, -9).
Largest cohort-step gain: 1st → 2nd in 2023/24 (26 → 35, +9).
Largest cohort-step loss: SI → 1st in 2022/23 (30 → 26, -4).
Overall: 348 (1993/94) → 289 (2025/26), -59.
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
26
42
32.8
6
Senior Infants
24
41
29.0
6
1st Class
24
30
26.2
6
2nd Class
23
38
30.8
6
3rd Class
25
38
32.7
6
4th Class
26
38
32.0
6
5th Class
26
45
33.0
6
6th Class
26
45
35.2
6
Total
146
348
217.6
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).