By area · Release notes. Enrolment by planning area, local authority, school patron, county.

OUR LADYS N S

Roll number: 19922E St Columbanus, Milltown, Dublin 14

School details

Address
St Columbanus, Milltown, Dublin 14 (D14N8H4)
Email
[email protected]
Phone
012981989
Principal
Edel Collins
Ethos
Catholic
DEIS
Y
Irish classification
No subjects through Irish
Gaeltacht
N
Island
N
Local authority
Dun Laoghaire Rathdown
School patron
Archbishop of Dublin
School type
Ordinary with Special Classes
School level
All-Through School
Planning area
Goatstown_Stillorgan_DLR

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.

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
Junior Infants 19 29 22.6 5
Senior Infants 17 27 21.8 5
1st Class 21 26 23.2 5
2nd Class 19 35 25.8 5
3rd Class 20 34 26.8 5
4th Class 24 35 29.2 5
5th Class 28 30 29.2 5
6th Class 28 34 30.6 5
Total 176 229 205.2 6

Total enrolment over time

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).

Cohort 2020/21
JI 2020/21 21
-1
SI 2021/22 20
+1
1st 2022/23 21
-2
2nd 2023/24 19
+1
3rd 2024/25 20
Cohort 2021/22
JI 2021/22 22
+2
SI 2022/23 24
-1
1st 2023/24 23
+3
2nd 2024/25 26
Cohort 2022/23
JI 2022/23 29
-2
SI 2023/24 27
-4
1st 2024/25 23
Cohort 2023/24
JI 2023/24 22
-5
SI 2024/25 17
Cohort 2024/25
JI 2024/25 19

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 97 132 21 21 26 35 28 35 29 34 229
2021/22 90 121 22 20 23 25 34 29 30 28 211
2022/23 95 124 29 24 21 24 27 31 30 33 219
2023/24 90 114 22 27 23 19 25 27 29 28 204
2024/25 90 102 19 17 23 26 20 24 28 30 192
2025/26 (preliminary) 82 94 176