Home · By area · Release notes. Enrolment by planning area, local authority, school patron, county.
SCOIL MHUIRE SIN
Roll number: 19694R
Blakestown, Mulhuddart, Dublin 15
School details
- Address
- Blakestown, Mulhuddart, Dublin 15 (D15YK58)
- Principal
- Pauline Morley
- Ethos
- Catholic
- DEIS
- Y
- 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: 1993/94: 380 in 1983/84 → 674, +294 pupils.
- Biggest loss in a single year: 1999/00: 442 in 1998/99 → 386, -56 pupils.
- Largest single-class increase: 6th Class in 2022/23 (57 → 71, +14).
- Largest single-class decrease: 4th Class in 2023/24 (72 → 56, -16).
- Largest cohort-step gain: 4th → 5th in 2022/23 (63 → 69, +6).
- Largest cohort-step loss: 3rd → 4th in 2021/22 (67 → 63, -4).
- Overall: 276 (1982/83) → 207 (2025/26 (preliminary)), -69.
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 |
43 |
67 |
57.8 |
5 |
| 4th Class |
53 |
72 |
62.4 |
5 |
| 5th Class |
57 |
70 |
64.8 |
5 |
| 6th Class |
57 |
72 |
66.2 |
5 |
| Total |
207 |
674 |
328.0 |
35 |
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
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 |
| 1982/83 |
138 |
138 |
– |
– |
– |
– |
– |
– |
– |
– |
276 |
| 1983/84 |
179 |
201 |
– |
– |
– |
– |
– |
– |
– |
– |
380 |
| 1993/94 |
324 |
350 |
– |
– |
– |
– |
– |
– |
– |
– |
674 |
| 1994/95 |
312 |
316 |
– |
– |
– |
– |
– |
– |
– |
– |
628 |
| 1995/96 |
274 |
304 |
– |
– |
– |
– |
– |
– |
– |
– |
578 |
| 1996/97 |
251 |
273 |
– |
– |
– |
– |
– |
– |
– |
– |
524 |
| 1997/98 |
229 |
242 |
– |
– |
– |
– |
– |
– |
– |
– |
471 |
| 1998/99 |
224 |
218 |
– |
– |
– |
– |
– |
– |
– |
– |
442 |
| 1999/00 |
201 |
185 |
– |
– |
– |
– |
– |
– |
– |
– |
386 |
| 2000/01 |
186 |
169 |
– |
– |
– |
– |
– |
– |
– |
– |
355 |
| 2001/02 |
166 |
157 |
– |
– |
– |
– |
– |
– |
– |
– |
323 |
| 2002/03 |
137 |
146 |
– |
– |
– |
– |
– |
– |
– |
– |
283 |
| 2003/04 |
116 |
145 |
– |
– |
– |
– |
– |
– |
– |
– |
261 |
| 2004/05 |
107 |
152 |
– |
– |
– |
– |
– |
– |
– |
– |
259 |
| 2005/06 |
110 |
160 |
– |
– |
– |
– |
– |
– |
– |
– |
270 |
| 2006/07 |
125 |
143 |
– |
– |
– |
– |
– |
– |
– |
– |
268 |
| 2007/08 |
129 |
151 |
– |
– |
– |
– |
– |
– |
– |
– |
280 |
| 2008/09 |
126 |
149 |
– |
– |
– |
– |
– |
– |
– |
– |
275 |
| 2009/10 |
139 |
136 |
– |
– |
– |
– |
– |
– |
– |
– |
275 |
| 2010/11 |
137 |
145 |
– |
– |
– |
– |
– |
– |
– |
– |
282 |
| 2011/12 |
139 |
143 |
– |
– |
– |
– |
– |
– |
– |
– |
282 |
| 2012/13 |
142 |
156 |
– |
– |
– |
– |
– |
– |
– |
– |
298 |
| 2013/14 |
134 |
150 |
– |
– |
– |
– |
– |
– |
– |
– |
284 |
| 2014/15 |
132 |
152 |
– |
– |
– |
– |
– |
– |
– |
– |
284 |
| 2015/16 |
135 |
137 |
– |
– |
– |
– |
– |
– |
– |
– |
272 |
| 2016/17 |
146 |
130 |
– |
– |
– |
– |
– |
– |
– |
– |
276 |
| 2017/18 |
144 |
136 |
– |
– |
– |
– |
– |
– |
– |
– |
280 |
| 2018/19 |
131 |
134 |
– |
– |
– |
– |
– |
– |
– |
– |
265 |
| 2019/20 |
123 |
138 |
– |
– |
– |
– |
– |
– |
– |
– |
261 |
| 2020/21 |
129 |
133 |
– |
– |
– |
– |
67 |
68 |
57 |
64 |
262 |
| 2021/22 |
133 |
127 |
– |
– |
– |
– |
67 |
63 |
68 |
57 |
260 |
| 2022/23 |
135 |
139 |
– |
– |
– |
– |
57 |
72 |
69 |
71 |
274 |
| 2023/24 |
121 |
132 |
– |
– |
– |
– |
55 |
56 |
70 |
67 |
253 |
| 2024/25 |
107 |
126 |
– |
– |
– |
– |
43 |
53 |
60 |
72 |
233 |
| 2025/26 (preliminary) |
97 |
110 |
– |
– |
– |
– |
– |
– |
– |
– |
207 |