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ST PATRICKS BOYS NATIONAL SCHOOL

Roll number: 16267G Donabate, Co. Dublin

School details

Address: Donabate, Co. Dublin (K36W309)
Email: [email protected]
Phone: 018436168
Principal: Brian Horan
Ethos: Catholic
DEIS: N
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: All-Through School
Planning area: Donabate

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

24.27

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	331	12	27.58	32	6
2007/08	345	13	26.54	32	2
2008/09	342	13	26.31	31	3
2009/10	362	13	27.85	33	3
2010/11	360	13	27.69	31	3
2011/12	370	13	28.46	31	6
2012/13	376	14	26.86	31	4
2013/14	383	14	27.36	32	4
2014/15	385	14	27.50	32	4
2015/16	383	14	27.36	32	7
2016/17	394	14	28.14	32	7
2017/18	377	14	26.93	33	6
2019/20	394	15	26.27	30	1
2020/21	398	15	26.53	31	2
2021/22	378	16	23.62	29	0
2022/23	364	16	22.75	29	0
2023/24	365	15	24.33	30	1
2024/25	365	15	24.33	29	0
2025/26	364	15	24.27	28	0

Data highlights

Key numbers to spot outliers or notable changes.

Biggest gain in a single year: 1996/97: 216 in 1995/96 → 251, +35 pupils.
Biggest loss in a single year: 1993/94: 229 in 1983/84 → 187, -42 pupils.
Largest single-class increase: 6th Class in 2023/24 (47 → 60, +13).
Largest single-class decrease: 3rd Class in 2021/22 (56 → 38, -18).
Largest cohort-step gain: 3rd → 4th in 2024/25 (52 → 57, +5).
Largest cohort-step loss: 1st → 2nd in 2024/25 (44 → 41, -3).
Overall: 144 (1974/75) → 370 (2025/26), 226.

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	33	51	42.7	6
Senior Infants	34	50	43.0	6
1st Class	36	50	45.8	6
2nd Class	35	50	43.5	6
3rd Class	38	56	47.5	6
4th Class	40	58	49.3	6
5th Class	42	58	50.7	6
6th Class	43	60	51.8	6
Total	144	398	308.6	43

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 46

-1

SI 2021/22 45

1st 2022/23 48

2nd 2023/24 48

3rd 2024/25 49

-2

4th 2025/26 47

Cohort 2021/22

JI 2021/22 37

SI 2022/23 41

1st 2023/24 44

-3

2nd 2024/25 41

3rd 2025/26 43

Cohort 2022/23

JI 2022/23 33

SI 2023/24 34

1st 2024/25 36

-1

2nd 2025/26 35

Cohort 2023/24

JI 2023/24 43

SI 2024/25 45

1st 2025/26 49

Cohort 2024/25

JI 2024/25 46

-3

SI 2025/26 43

Cohort 2025/26

JI 2025/26 51

Raw data by year

Year	Female	Male	JI	SI	1st	2nd	3rd	4th	5th	6th	Total
1974/75	–	144	–	–	–	–	–	–	–	–	144
1975/76	–	–	–	–	–	–	–	–	–	–	163
1976/77	–	171	–	–	–	–	–	–	–	–	171
1977/78	–	184	–	–	–	–	–	–	–	–	184
1978/79	–	–	–	–	–	–	–	–	–	–	190
1979/80	–	205	–	–	–	–	–	–	–	–	205
1980/81	–	210	–	–	–	–	–	–	–	–	210
1981/82	–	215	–	–	–	–	–	–	–	–	215
1982/83	–	225	–	–	–	–	–	–	–	–	225
1983/84	–	229	–	–	–	–	–	–	–	–	229
1993/94	–	187	–	–	–	–	–	–	–	–	187
1994/95	–	187	–	–	–	–	–	–	–	–	187
1995/96	–	216	–	–	–	–	–	–	–	–	216
1996/97	–	251	–	–	–	–	–	–	–	–	251
1997/98	–	285	–	–	–	–	–	–	–	–	285
1998/99	–	314	–	–	–	–	–	–	–	–	314
1999/00	–	333	–	–	–	–	–	–	–	–	333
2000/01	–	355	–	–	–	–	–	–	–	–	355
2001/02	–	348	–	–	–	–	–	–	–	–	348
2002/03	–	347	–	–	–	–	–	–	–	–	347
2003/04	–	361	–	–	–	–	–	–	–	–	361
2004/05	–	361	–	–	–	–	–	–	–	–	361
2005/06	–	345	–	–	–	–	–	–	–	–	345
2006/07	–	331	–	–	–	–	–	–	–	–	331
2007/08	–	345	–	–	–	–	–	–	–	–	345
2008/09	–	342	–	–	–	–	–	–	–	–	342
2009/10	–	362	–	–	–	–	–	–	–	–	362
2010/11	–	360	–	–	–	–	–	–	–	–	360
2011/12	–	370	–	–	–	–	–	–	–	–	370
2012/13	–	376	–	–	–	–	–	–	–	–	376
2013/14	–	383	–	–	–	–	–	–	–	–	383
2014/15	–	385	–	–	–	–	–	–	–	–	385
2015/16	–	383	–	–	–	–	–	–	–	–	383
2016/17	–	394	–	–	–	–	–	–	–	–	394
2017/18	–	377	–	–	–	–	–	–	–	–	377
2018/19	–	388	–	–	–	–	–	–	–	–	388
2019/20	–	394	–	–	–	–	–	–	–	–	394
2020/21	–	398	46	50	48	38	56	46	56	58	398
2021/22	–	378	37	45	50	49	38	58	46	55	378
2022/23	–	364	33	41	48	50	47	40	58	47	364
2023/24	–	371	43	34	44	48	52	48	42	60	371
2024/25	–	371	46	45	36	41	49	57	48	43	371
2025/26	–	370	51	43	49	35	43	47	54	48	370