By area · Release notes. Enrolment by planning area, local authority, school patron, county.
SCOIL AN LEINBH IOSA BOYS SENIORS
Roll number: 17318C
Larkhill Road, Whitehall, Dublin 9
School details
- Address
- Larkhill Road, Whitehall, Dublin 9 (D09K104)
- Principal
- Cathy Timmons
- Ethos
- Catholic
- DEIS
- N
- Irish classification
- No subjects through Irish
- Gaeltacht
- N
- Island
- N
- Local authority
- Dublin City Council
- School patron
- Archbishop of Dublin
- School type
- Ordinary with Special Classes
- School level
- Senior
- Planning area
- Whitehall_SantryD9
Preliminary data
The latest year shown (2025/26) is preliminary and subject to revision when the official enrolment figures are released by the Department of Education.
Data highlights
Key numbers to spot outliers or notable changes.
- Biggest gain in a single year: 2023/24: 276 in 2022/23 → 303, +27 pupils.
- Biggest loss in a single year: 2021/22: 277 in 2020/21 → 250, -27 pupils.
- Largest single-class increase: 1st Class in 2024/25 (43 → 54, +11).
- Largest single-class decrease: 5th Class in 2025/26 (preliminary) (57 → 0, -57).
- Largest cohort-step gain: 2nd → 3rd in 2023/24 (34 → 44, +10).
- Largest cohort-step loss: 2nd → 3rd in 2021/22 (46 → 44, -2).
- Overall: 277 (2020/21) → 297 (2025/26 (preliminary)), 20.
Summary statistics (class-level data)
Min / max / mean enrolment per class across the available years (2020/21–2024/25; preliminary year excluded from class stats).
| Class |
Min |
Max |
Mean |
Years |
| 1st Class |
31 |
54 |
40.6 |
5 |
| 2nd Class |
34 |
47 |
42.0 |
5 |
| 3rd Class |
43 |
48 |
44.6 |
5 |
| 4th Class |
43 |
52 |
48.0 |
5 |
| 5th Class |
40 |
57 |
48.2 |
5 |
| 6th Class |
41 |
58 |
51.6 |
5 |
| Total |
250 |
315 |
286.3 |
6 |
Total enrolment over time
Enrolment by gender over time
Enrolment by class over time
Raw data by year
Years marked (preliminary) are subject to revision when official data are published.
| Year |
Female |
Male |
JI |
SI |
1st |
2nd |
3rd |
4th |
5th |
6th |
Total |
| 2020/21 |
– |
277 |
– |
– |
38 |
46 |
48 |
43 |
40 |
58 |
277 |
| 2021/22 |
– |
250 |
– |
– |
31 |
40 |
44 |
46 |
41 |
41 |
250 |
| 2022/23 |
– |
276 |
– |
– |
37 |
34 |
44 |
50 |
51 |
49 |
276 |
| 2023/24 |
– |
303 |
– |
– |
43 |
43 |
44 |
52 |
52 |
57 |
303 |
| 2024/25 |
– |
315 |
– |
– |
54 |
47 |
43 |
49 |
57 |
53 |
315 |
| 2025/26 (preliminary) |
– |
297 |
– |
– |
– |
– |
– |
– |
– |
– |
297 |