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

SCOIL CHOLMCILLE JUNIOR NS

Roll number: 19641T Coolevin, Ballybrack, Co. Dublin

School details

Address: Coolevin, Ballybrack, Co. Dublin (A96FA40)
Email: [email protected]
Phone: 012848899
Principal: Irene Connor
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
School level: Junior
Planning area: Sallynoggin_Killiney_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.

Biggest gain in a single year: 1999/00: 191 in 1998/99 → 236, +45 pupils.
Biggest loss in a single year: 1993/94: 309 in 1983/84 → 198, -111 pupils.
Largest single-class increase: 1st Class in 2021/22 (37 → 46, +9).
Largest single-class decrease: Senior Infants in 2021/22 (49 → 35, -14).
Largest cohort-step gain: JI → SI in 2024/25 (29 → 32, +3).
Largest cohort-step loss: 2nd → 3rd in 2023/24 (44 → 0, -44).
Overall: 503 (1979/80) → 124 (2025/26 (preliminary)), -379.

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	27	36	30.8	5
Senior Infants	27	49	35.0	5
1st Class	28	46	35.2	5
2nd Class	30	44	35.4	5
Total	119	503	205.5	38

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

Cohort progression

Base cohort:

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 36

-1

SI 2021/22 35

-2

1st 2022/23 33

-3

2nd 2023/24 30

-30

3rd 2024/25 0

Cohort 2021/22

JI 2021/22 27

SI 2022/23 27

1st 2023/24 28

2nd 2024/25 30

Cohort 2022/23

JI 2022/23 34

-2

SI 2023/24 32

1st 2024/25 32

Cohort 2023/24

JI 2023/24 29

SI 2024/25 32

Cohort 2024/25

JI 2024/25 28

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
1979/80	247	256	–	–	–	–	–	–	–	–	503
1980/81	215	240	–	–	–	–	–	–	–	–	455
1981/82	186	206	–	–	–	–	–	–	–	–	392
1982/83	156	171	–	–	–	–	–	–	–	–	327
1983/84	146	163	–	–	–	–	–	–	–	–	309
1993/94	101	97	–	–	–	–	–	–	–	–	198
1994/95	102	116	–	–	–	–	–	–	–	–	218
1995/96	95	115	–	–	–	–	–	–	–	–	210
1996/97	96	99	–	–	–	–	–	–	–	–	195
1997/98	92	100	–	–	–	–	–	–	–	–	192
1998/99	93	98	–	–	–	–	–	–	–	–	191
1999/00	108	128	–	–	–	–	–	–	–	–	236
2000/01	100	111	–	–	–	–	–	–	–	–	211
2001/02	88	114	–	–	–	–	–	–	–	–	202
2002/03	79	121	–	–	–	–	–	–	–	–	200
2003/04	70	110	–	–	–	–	–	–	–	–	180
2004/05	59	114	–	–	–	–	–	–	–	–	173
2005/06	70	117	–	–	–	–	–	–	–	–	187
2006/07	72	102	–	–	–	–	–	–	–	–	174
2007/08	77	87	–	–	–	–	–	–	–	–	164
2008/09	98	96	–	–	–	–	–	–	–	–	194
2009/10	97	99	–	–	–	–	–	–	–	–	196
2010/11	106	105	–	–	–	–	–	–	–	–	211
2011/12	102	107	–	–	–	–	–	–	–	–	209
2012/13	89	95	–	–	–	–	–	–	–	–	184
2013/14	78	86	–	–	–	–	–	–	–	–	164
2014/15	68	89	–	–	–	–	–	–	–	–	157
2015/16	60	77	–	–	–	–	–	–	–	–	137
2016/17	64	88	–	–	–	–	–	–	–	–	152
2017/18	67	88	–	–	–	–	–	–	–	–	155
2018/19	70	91	–	–	–	–	–	–	–	–	161
2019/20	75	91	–	–	–	–	–	–	–	–	166
2020/21	79	80	36	49	37	37	–	–	–	–	159
2021/22	70	74	27	35	46	36	–	–	–	–	144
2022/23	69	69	34	27	33	44	–	–	–	–	138
2023/24	60	59	29	32	28	30	–	–	–	–	119
2024/25	61	61	28	32	32	30	–	–	–	–	122
2025/26 (preliminary)	65	59	–	–	–	–	–	–	–	–	124