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ST JOSEPHS G N S

Roll number: 19015R Barry Avenue, Finglas West, Dublin 11

School details

Address: Barry Avenue, Finglas West, Dublin 11 (D11A8PD)
Email: [email protected]
Phone: 018342433
Principal: Áine Fitzgerald
Ethos: Catholic
DEIS: Y
Irish classification: No subjects through Irish
Gaeltacht: N
Island: N
Local authority: Dublin City Council
School patron: Archbishop of Dublin
School type: Ordinary
School level: All-Through School
Planning area: Scribblestown_FinglasWest

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

18.25

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	147	10	14.70	20	0
2007/08	158	10	15.80	20	0
2008/09	159	9	17.67	25	0
2009/10	163	10	16.30	25	0
2010/11	154	10	15.40	25	0
2011/12	187	8	23.38	31	1
2012/13	184	8	23.00	28	0
2013/14	196	9	21.78	27	0
2014/15	190	9	21.11	26	0
2015/16	186	9	20.67	25	0
2016/17	182	9	20.22	26	0
2017/18	183	9	20.33	26	0
2019/20	169	8	21.12	27	0
2020/21	163	8	20.38	28	0
2021/22	153	8	19.12	21	0
2022/23	167	8	20.88	24	0
2023/24	173	8	21.62	26	0
2024/25	156	8	19.50	22	0
2025/26	146	8	18.25	23	0

Data highlights

Key numbers to spot outliers or notable changes.

Biggest gain in a single year: 2022/23: 153 in 2021/22 → 167, +14 pupils.
Biggest loss in a single year: 1978/79: 788 in 1977/78 → 667, -121 pupils.
Largest single-class increase: 1st Class in 2022/23 (16 → 23, +7).
Largest single-class decrease: Junior Infants in 2024/25 (21 → 12, -9).
Largest cohort-step gain: 4th → 5th in 2022/23 (20 → 24, +4).
Largest cohort-step loss: 2nd → 3rd in 2024/25 (23 → 21, -2).
Overall: 904 (1974/75) → 146 (2025/26), -758.

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	12	21	18.0	6
Senior Infants	12	22	18.8	6
1st Class	16	23	20.0	6
2nd Class	17	23	20.5	6
3rd Class	19	23	20.3	6
4th Class	18	22	19.8	6
5th Class	16	24	20.0	6
6th Class	19	28	22.2	6
Total	146	904	316.1	42

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 21

SI 2021/22 21

1st 2022/23 23

2nd 2023/24 23

-2

3rd 2024/25 21

-1

4th 2025/26 20

Cohort 2021/22

JI 2021/22 21

SI 2022/23 21

1st 2023/24 21

2nd 2024/25 22

3rd 2025/26 23

Cohort 2022/23

JI 2022/23 20

SI 2023/24 22

-1

1st 2024/25 21

2nd 2025/26 22

Cohort 2023/24

JI 2023/24 21

SI 2024/25 21

1st 2025/26 21

Cohort 2024/25

JI 2024/25 12

SI 2025/26 12

Cohort 2025/26

JI 2025/26 13

Raw data by year

Year	Female	Male	JI	SI	1st	2nd	3rd	4th	5th	6th	Total
1974/75	904	–	–	–	–	–	–	–	–	–	904
1975/76	–	–	–	–	–	–	–	–	–	–	834
1976/77	794	–	–	–	–	–	–	–	–	–	794
1977/78	788	–	–	–	–	–	–	–	–	–	788
1978/79	667	–	–	–	–	–	–	–	–	–	667
1979/80	626	–	–	–	–	–	–	–	–	–	626
1980/81	538	–	–	–	–	–	–	–	–	–	538
1981/82	484	–	–	–	–	–	–	–	–	–	484
1982/83	438	–	–	–	–	–	–	–	–	–	438
1993/94	343	–	–	–	–	–	–	–	–	–	343
1994/95	309	–	–	–	–	–	–	–	–	–	309
1995/96	320	–	–	–	–	–	–	–	–	–	320
1996/97	303	–	–	–	–	–	–	–	–	–	303
1997/98	286	–	–	–	–	–	–	–	–	–	286
1998/99	281	–	–	–	–	–	–	–	–	–	281
1999/00	263	–	–	–	–	–	–	–	–	–	263
2000/01	261	–	–	–	–	–	–	–	–	–	261
2001/02	252	–	–	–	–	–	–	–	–	–	252
2002/03	249	–	–	–	–	–	–	–	–	–	249
2003/04	253	–	–	–	–	–	–	–	–	–	253
2004/05	239	–	–	–	–	–	–	–	–	–	239
2005/06	232	–	–	–	–	–	–	–	–	–	232
2006/07	205	–	–	–	–	–	–	–	–	–	205
2007/08	197	–	–	–	–	–	–	–	–	–	197
2008/09	202	–	–	–	–	–	–	–	–	–	202
2009/10	208	–	–	–	–	–	–	–	–	–	208
2010/11	195	–	–	–	–	–	–	–	–	–	195
2011/12	187	–	–	–	–	–	–	–	–	–	187
2012/13	184	–	–	–	–	–	–	–	–	–	184
2013/14	196	–	–	–	–	–	–	–	–	–	196
2014/15	190	–	–	–	–	–	–	–	–	–	190
2015/16	186	–	–	–	–	–	–	–	–	–	186
2016/17	182	–	–	–	–	–	–	–	–	–	182
2017/18	183	–	–	–	–	–	–	–	–	–	183
2018/19	170	–	–	–	–	–	–	–	–	–	170
2019/20	169	–	–	–	–	–	–	–	–	–	169
2020/21	163	–	21	16	18	20	21	20	19	28	163
2021/22	153	–	21	21	16	17	19	20	19	20	153
2022/23	167	–	20	21	23	19	19	22	24	19	167
2023/24	173	–	21	22	21	23	19	19	22	26	173
2024/25	156	–	12	21	21	22	21	18	20	21	156
2025/26	146	–	13	12	21	22	23	20	16	19	146