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SCOIL COLMCILLE

Roll number: 16680O Blarney Street, Cork

School details

Address: Blarney Street, Cork (T23H968)
Email: [email protected]
Phone: 0214397000
Principal: William Lynch
Ethos: Catholic
DEIS: Y
Irish classification: No subjects through Irish
Gaeltacht: N
Island: N
Local authority: Cork City Council
School patron: Bishop of Cork & Ross
School type: Ordinary with Special Classes
School level: All-Through School
Planning area: Gurranbraher_CorkCity

Class size history

Mainstream class group data is shown separately from standard/year-group enrolment data. The source does not identify which standard/year group each class group belongs to.

Average class size

18.00

2025/26

Mainstream classes

2025/26

Largest class group

2025/26

Classes with 30+ pupils

2025/26

Class group metrics trend

Class group metrics by year

Year	Mainstream class pupils	Mainstream classes	Average class size	Largest class	Classes 30+
2006/07	139	8	17.38	29	0
2007/08	156	9	17.33	29	0
2008/09	164	10	16.40	25	0
2009/10	185	11	16.82	25	0
2010/11	176	11	16.00	23	0
2011/12	181	10	18.10	30	1
2012/13	189	10	18.90	29	0
2013/14	196	10	19.60	31	1
2014/15	201	10	20.10	32	1
2015/16	213	11	19.36	28	0
2016/17	207	11	18.82	27	0
2017/18	203	11	18.45	27	0
2019/20	217	12	18.08	29	0
2020/21	217	13	16.69	28	0
2021/22	228	12	19.00	33	1
2022/23	237	13	18.23	33	1
2023/24	231	13	17.77	29	0
2024/25	238	13	18.31	29	0
2025/26	252	14	18.00	28	0

Data highlights

Key numbers to spot outliers or notable changes.

Biggest gain in a single year: 2009/10: 164 in 2008/09 → 185, +21 pupils.
Biggest loss in a single year: 1993/94: 179 in 1982/83 → 103, -76 pupils.
Largest single-class increase: 6th Class in 2025/26 (19 → 30, +11).
Largest single-class decrease: 4th Class in 2021/22 (36 → 22, -14).
Largest cohort-step gain: SI → 1st in 2021/22 (25 → 31, +6).
Largest cohort-step loss: 2nd → 3rd in 2021/22 (24 → 21, -3).
Overall: 216 (1975/76) → 264 (2025/26), 48.

Summary statistics (class-level data)

Min / max / mean enrolment per class across the available final by-standard years.

Class	Min	Max	Mean	Years
Junior Infants	28	34	31.7	6
Senior Infants	25	35	30.5	6
1st Class	27	36	32.7	6
2nd Class	24	39	32.2	6
3rd Class	21	39	28.8	6
4th Class	22	37	29.7	6
5th Class	21	35	27.7	6
6th Class	19	35	27.7	6
Total	83	264	169.2	40

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 31

SI 2021/22 33

1st 2022/23 34

-1

2nd 2023/24 33

3rd 2024/25 33

4th 2025/26 37

Cohort 2021/22

JI 2021/22 34

SI 2022/23 34

1st 2023/24 36

2nd 2024/25 39

3rd 2025/26 39

Cohort 2022/23

JI 2022/23 34

SI 2023/24 35

1st 2024/25 36

2nd 2025/26 37

Cohort 2023/24

JI 2023/24 28

SI 2024/25 28

1st 2025/26 32

Cohort 2024/25

JI 2024/25 30

-2

SI 2025/26 28

Cohort 2025/26

JI 2025/26 33

Raw data by year

Year	Female	Male	JI	SI	1st	2nd	3rd	4th	5th	6th	Total
1975/76	–	–	–	–	–	–	–	–	–	–	216
1976/77	–	–	–	–	–	–	–	–	–	–	194
1977/78	–	193	–	–	–	–	–	–	–	–	193
1979/80	–	208	–	–	–	–	–	–	–	–	208
1980/81	–	191	–	–	–	–	–	–	–	–	191
1981/82	–	174	–	–	–	–	–	–	–	–	174
1982/83	–	179	–	–	–	–	–	–	–	–	179
1993/94	–	103	–	–	–	–	–	–	–	–	103
1994/95	–	100	–	–	–	–	–	–	–	–	100
1995/96	–	94	–	–	–	–	–	–	–	–	94
1996/97	–	94	–	–	–	–	–	–	–	–	94
1997/98	–	88	–	–	–	–	–	–	–	–	88
1998/99	–	83	–	–	–	–	–	–	–	–	83
1999/00	–	90	–	–	–	–	–	–	–	–	90
2000/01	–	103	–	–	–	–	–	–	–	–	103
2001/02	–	94	–	–	–	–	–	–	–	–	94
2002/03	–	102	–	–	–	–	–	–	–	–	102
2003/04	–	110	–	–	–	–	–	–	–	–	110
2004/05	–	115	–	–	–	–	–	–	–	–	115
2005/06	–	122	–	–	–	–	–	–	–	–	122
2006/07	–	139	–	–	–	–	–	–	–	–	139
2007/08	–	156	–	–	–	–	–	–	–	–	156
2008/09	–	164	–	–	–	–	–	–	–	–	164
2009/10	–	185	–	–	–	–	–	–	–	–	185
2010/11	–	176	–	–	–	–	–	–	–	–	176
2011/12	–	181	–	–	–	–	–	–	–	–	181
2012/13	–	189	–	–	–	–	–	–	–	–	189
2013/14	–	196	–	–	–	–	–	–	–	–	196
2014/15	–	201	–	–	–	–	–	–	–	–	201
2015/16	–	213	–	–	–	–	–	–	–	–	213
2016/17	–	207	–	–	–	–	–	–	–	–	207
2017/18	–	203	–	–	–	–	–	–	–	–	203
2018/19	–	221	–	–	–	–	–	–	–	–	221
2019/20	–	217	–	–	–	–	–	–	–	–	217
2020/21	4	219	31	25	27	24	21	36	27	28	223
2021/22	21	219	34	33	31	30	21	22	35	29	240
2022/23	37	212	34	34	34	30	29	24	24	35	249
2023/24	49	194	28	35	36	33	30	30	21	25	243
2024/25	68	182	30	28	36	39	33	29	31	19	250
2025/26	84	180	33	28	32	37	39	37	28	30	264