By area · Release notes. Enrolment by planning area, local authority, school patron, county.
ST FIACHRAS SEN N S
Roll number: 19628E
St. Fiachras SNS, Montrose Park, Beaumont, Dublin 5
School details
- Address
- St. Fiachras SNS, Montrose Park, Beaumont, Dublin 5 (D05K3C3)
- Principal
- Kieran Creaner
- 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
- School level
- Senior
- Planning area
- Beaumont_CoolockD5
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 loss in a single year: 2022/23: 696 in 2021/22 → 666, -30 pupils.
- Largest single-class increase: 5th Class in 2023/24 (151 → 178, +27).
- Largest single-class decrease: 6th Class in 2025/26 (preliminary) (171 → 0, -171).
- Largest cohort-step gain: 5th → 6th in 2023/24 (151 → 152, +1).
- Largest cohort-step loss: 5th → 6th in 2024/25 (178 → 171, -7).
- Overall: 720 (2020/21) → 609 (2025/26 (preliminary)), -111.
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 |
| 3rd Class |
152 |
183 |
161.8 |
5 |
| 4th Class |
151 |
179 |
164.2 |
5 |
| 5th Class |
151 |
189 |
170.4 |
5 |
| 6th Class |
152 |
197 |
175.0 |
5 |
| Total |
609 |
720 |
661.0 |
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 |
355 |
365 |
– |
– |
– |
– |
157 |
177 |
189 |
197 |
720 |
| 2021/22 |
344 |
352 |
– |
– |
– |
– |
183 |
155 |
175 |
183 |
696 |
| 2022/23 |
335 |
331 |
– |
– |
– |
– |
164 |
179 |
151 |
172 |
666 |
| 2023/24 |
322 |
320 |
– |
– |
– |
– |
153 |
159 |
178 |
152 |
642 |
| 2024/25 |
327 |
306 |
– |
– |
– |
– |
152 |
151 |
159 |
171 |
633 |
| 2025/26 (preliminary) |
319 |
290 |
– |
– |
– |
– |
– |
– |
– |
– |
609 |