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RATHANGAN B N S

Roll number: 15957D Rathangan, Co. Kildare

School details

Address: Rathangan, Co. Kildare (R51VP23)
Email: [email protected]
Phone: 045528496
Principal: John Begley
Ethos: Catholic
DEIS: N
Irish classification: No subjects through Irish
Gaeltacht: N
Island: N
Local authority: Kildare County Council
School patron: Bishop of Kildare & Leighlin
School type: Ordinary with Special Classes
School level: All-Through School
Planning area: Rathangan

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

23.23

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	5	27.80	33	3
2007/08	145	5	29.00	34	3
2008/09	144	6	24.00	34	1
2009/10	172	6	28.67	34	3
2010/11	173	6	28.83	34	3
2011/12	177	6	29.50	33	3
2012/13	208	8	26.00	35	2
2013/14	239	9	26.56	37	2
2014/15	236	9	26.22	36	2
2015/16	254	9	28.22	37	3
2016/17	267	10	26.70	37	2
2017/18	270	10	27.00	36	3
2019/20	288	11	26.18	33	4
2020/21	301	14	21.50	33	2
2021/22	321	15	21.40	35	3
2022/23	313	15	20.87	30	1
2023/24	317	13	24.38	30	2
2024/25	313	15	20.87	29	0
2025/26	302	13	23.23	30	3

Data highlights

Key numbers to spot outliers or notable changes.

Biggest gain in a single year: 2012/13: 177 in 2011/12 → 208, +31 pupils.
Biggest loss in a single year: 1979/80: 157 in 1978/79 → 145, -12 pupils.
Largest single-class increase: Senior Infants in 2024/25 (26 → 42, +16).
Largest single-class decrease: Junior Infants in 2022/23 (43 → 27, -16).
Largest cohort-step gain: 3rd → 4th in 2025/26 (43 → 48, +5).
Largest cohort-step loss: JI → SI in 2025/26 (36 → 34, -2).
Overall: 149 (1974/75) → 308 (2025/26), 159.

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	27	43	36.2	6
Senior Infants	26	42	37.8	6
1st Class	26	43	39.2	6
2nd Class	26	43	38.2	6
3rd Class	36	44	41.2	6
4th Class	36	48	41.7	6
5th Class	33	45	39.7	6
6th Class	31	42	38.5	6
Total	103	327	185.1	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 40

SI 2021/22 42

1st 2022/23 42

2nd 2023/24 42

3rd 2024/25 43

4th 2025/26 48

Cohort 2021/22

JI 2021/22 43

-1

SI 2022/23 42

-1

1st 2023/24 41

2nd 2024/25 41

3rd 2025/26 42

Cohort 2022/23

JI 2022/23 27

-1

SI 2023/24 26

1st 2024/25 26

2nd 2025/26 26

Cohort 2023/24

JI 2023/24 41

SI 2024/25 42

-1

1st 2025/26 41

Cohort 2024/25

JI 2024/25 36

-2

SI 2025/26 34

Cohort 2025/26

JI 2025/26 30

Raw data by year

Year	Female	Male	JI	SI	1st	2nd	3rd	4th	5th	6th	Total
1974/75	–	149	–	–	–	–	–	–	–	–	149
1975/76	–	–	–	–	–	–	–	–	–	–	149
1976/77	–	143	–	–	–	–	–	–	–	–	143
1977/78	–	145	–	–	–	–	–	–	–	–	145
1978/79	–	157	–	–	–	–	–	–	–	–	157
1979/80	–	145	–	–	–	–	–	–	–	–	145
1980/81	–	153	–	–	–	–	–	–	–	–	153
1981/82	–	150	–	–	–	–	–	–	–	–	150
1982/83	–	151	–	–	–	–	–	–	–	–	151
1983/84	–	142	–	–	–	–	–	–	–	–	142
1993/94	–	132	–	–	–	–	–	–	–	–	132
1994/95	–	125	–	–	–	–	–	–	–	–	125
1995/96	–	131	–	–	–	–	–	–	–	–	131
1996/97	–	133	–	–	–	–	–	–	–	–	133
1997/98	–	127	–	–	–	–	–	–	–	–	127
1998/99	–	127	–	–	–	–	–	–	–	–	127
1999/00	–	121	–	–	–	–	–	–	–	–	121
2000/01	–	110	–	–	–	–	–	–	–	–	110
2001/02	–	103	–	–	–	–	–	–	–	–	103
2002/03	–	109	–	–	–	–	–	–	–	–	109
2003/04	–	116	–	–	–	–	–	–	–	–	116
2004/05	–	124	–	–	–	–	–	–	–	–	124
2005/06	–	135	–	–	–	–	–	–	–	–	135
2006/07	–	139	–	–	–	–	–	–	–	–	139
2007/08	–	145	–	–	–	–	–	–	–	–	145
2008/09	–	144	–	–	–	–	–	–	–	–	144
2009/10	–	172	–	–	–	–	–	–	–	–	172
2010/11	–	173	–	–	–	–	–	–	–	–	173
2011/12	–	177	–	–	–	–	–	–	–	–	177
2012/13	–	208	–	–	–	–	–	–	–	–	208
2013/14	–	239	–	–	–	–	–	–	–	–	239
2014/15	–	236	–	–	–	–	–	–	–	–	236
2015/16	–	254	–	–	–	–	–	–	–	–	254
2016/17	–	267	–	–	–	–	–	–	–	–	267
2017/18	–	270	–	–	–	–	–	–	–	–	270
2018/19	–	272	–	–	–	–	–	–	–	–	272
2019/20	–	288	–	–	–	–	–	–	–	–	288
2020/21	–	304	40	41	43	35	40	38	33	31	304
2021/22	–	327	43	42	42	42	36	42	39	35	327
2022/23	–	319	27	42	42	43	42	36	41	40	319
2023/24	–	323	41	26	41	42	44	43	38	42	323
2024/25	–	319	36	42	26	41	43	43	42	41	319
2025/26	–	308	30	34	41	26	42	48	45	42	308