By area · Release notes. Enrolment by planning area, local authority, school patron, county.
ST FRANCIS XAVIER SENIOR N S
Roll number: 19470S
Roselawn, Castleknock, Dublin 15
School details
- Address
- Roselawn, Castleknock, Dublin 15 (D15WY02)
- Principal
- Adrienne Darby
- Ethos
- Catholic
- DEIS
- N
- Irish classification
- No subjects through Irish
- Gaeltacht
- N
- Island
- N
- Local authority
- Fingal County Council
- School patron
- Archbishop of Dublin
- School type
- Ordinary with Special Classes
- School level
- Senior
- Planning area
- BlanchardstownVge_D15
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: 2025/26 (preliminary): 376 in 2024/25 → 387, +11 pupils.
- Biggest loss in a single year: 2022/23: 377 in 2021/22 → 369, -8 pupils.
- Largest single-class increase: 4th Class in 2023/24 (83 → 101, +18).
- Largest single-class decrease: 5th Class in 2025/26 (preliminary) (100 → 0, -100).
- Largest cohort-step gain: 5th → 6th in 2024/25 (84 → 88, +4).
- Largest cohort-step loss: 3rd → 4th in 2022/23 (90 → 83, -7).
- Overall: 382 (2020/21) → 387 (2025/26 (preliminary)), 5.
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 |
87 |
106 |
94.6 |
5 |
| 4th Class |
83 |
102 |
93.4 |
5 |
| 5th Class |
84 |
100 |
92.0 |
5 |
| 6th Class |
84 |
100 |
90.6 |
5 |
| Total |
369 |
387 |
378.2 |
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 |
157 |
225 |
– |
– |
– |
– |
106 |
90 |
91 |
89 |
382 |
| 2021/22 |
164 |
213 |
– |
– |
– |
– |
90 |
102 |
88 |
92 |
377 |
| 2022/23 |
179 |
190 |
– |
– |
– |
– |
99 |
83 |
97 |
84 |
369 |
| 2023/24 |
193 |
185 |
– |
– |
– |
– |
87 |
101 |
84 |
100 |
378 |
| 2024/25 |
188 |
188 |
– |
– |
– |
– |
91 |
91 |
100 |
88 |
376 |
| 2025/26 (preliminary) |
194 |
193 |
– |
– |
– |
– |
– |
– |
– |
– |
387 |