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RATHGAR N S

Roll number: 14717B Rathgar Avenue, Dublin 6

School details

Address: Rathgar Avenue, Dublin 6 (D06DK35)
Email: [email protected]
Phone: 014907661
Principal: Ivan Pearson
Ethos: Methodist
DEIS: N
Irish classification: No subjects through Irish
Gaeltacht: N
Island: N
Local authority: Dublin City Council
School patron: Conference of Methodist Church in Ireland
School type: Ordinary
School level: All-Through School
Planning area: Dublin6_Clonskeagh

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

23.50

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
2006/07	96	4	24.00	26
2007/08	90	4	22.50	23
2008/09	89	4	22.25	25
2009/10	88	4	22.00	25
2010/11	94	4	23.50	26
2011/12	93	4	23.25	24
2012/13	92	4	23.00	25
2013/14	95	4	23.75	24
2014/15	93	4	23.25	25
2015/16	93	4	23.25	25
2016/17	93	4	23.25	24
2017/18	93	4	23.25	24
2019/20	91	4	22.75	24
2020/21	90	4	22.50	24
2021/22	90	4	22.50	24
2022/23	94	4	23.50	25
2023/24	93	4	23.25	25
2024/25	94	4	23.50	24
2025/26	94	4	23.50	24

Data highlights

Key numbers to spot outliers or notable changes.

Biggest gain in a single year: 2010/11: 88 in 2009/10 → 94, +6 pupils.
Biggest loss in a single year: 1975/76: 143 in 1974/75 → 125, -18 pupils.
Largest single-class increase: 3rd Class in 2022/23 (8 → 12, +4).
Largest single-class decrease: 4th Class in 2021/22 (13 → 10, -3).
Largest cohort-step gain: SI → 1st in 2022/23 (11 → 12, +1).
Largest cohort-step loss: 1st → 2nd in 2024/25 (13 → 11, -2).
Overall: 143 (1974/75) → 94 (2025/26), -49.

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	13	12.2	6
Senior Infants	11	13	11.8	6
1st Class	12	13	12.2	6
2nd Class	9	12	11.2	6
3rd Class	8	12	11.0	6
4th Class	9	13	11.3	6
5th Class	10	13	11.7	6
6th Class	10	13	11.2	6
Total	88	143	103.4	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 12

-1

SI 2021/22 11

1st 2022/23 12

2nd 2023/24 12

3rd 2024/25 12

4th 2025/26 12

Cohort 2021/22

JI 2021/22 13

SI 2022/23 13

1st 2023/24 13

-2

2nd 2024/25 11

3rd 2025/26 12

Cohort 2022/23

JI 2022/23 12

SI 2023/24 12

1st 2024/25 12

-1

2nd 2025/26 11

Cohort 2023/24

JI 2023/24 12

SI 2024/25 12

1st 2025/26 12

Cohort 2024/25

JI 2024/25 12

-1

SI 2025/26 11

Cohort 2025/26

JI 2025/26 12

Raw data by year

Year	Female	Male	JI	SI	1st	2nd	3rd	4th	5th	6th	Total
1974/75	55	88	–	–	–	–	–	–	–	–	143
1975/76	–	–	–	–	–	–	–	–	–	–	125
1976/77	47	77	–	–	–	–	–	–	–	–	124
1977/78	50	74	–	–	–	–	–	–	–	–	124
1978/79	50	70	–	–	–	–	–	–	–	–	120
1979/80	57	64	–	–	–	–	–	–	–	–	121
1980/81	59	61	–	–	–	–	–	–	–	–	120
1981/82	62	59	–	–	–	–	–	–	–	–	121
1982/83	56	59	–	–	–	–	–	–	–	–	115
1993/94	50	70	–	–	–	–	–	–	–	–	120
1994/95	51	67	–	–	–	–	–	–	–	–	118
1995/96	50	68	–	–	–	–	–	–	–	–	118
1996/97	51	65	–	–	–	–	–	–	–	–	116
1997/98	50	64	–	–	–	–	–	–	–	–	114
1998/99	49	67	–	–	–	–	–	–	–	–	116
1999/00	47	62	–	–	–	–	–	–	–	–	109
2000/01	43	59	–	–	–	–	–	–	–	–	102
2001/02	41	55	–	–	–	–	–	–	–	–	96
2002/03	39	57	–	–	–	–	–	–	–	–	96
2003/04	43	55	–	–	–	–	–	–	–	–	98
2004/05	40	50	–	–	–	–	–	–	–	–	90
2005/06	43	50	–	–	–	–	–	–	–	–	93
2006/07	44	52	–	–	–	–	–	–	–	–	96
2007/08	45	45	–	–	–	–	–	–	–	–	90
2008/09	45	44	–	–	–	–	–	–	–	–	89
2009/10	42	46	–	–	–	–	–	–	–	–	88
2010/11	48	46	–	–	–	–	–	–	–	–	94
2011/12	47	46	–	–	–	–	–	–	–	–	93
2012/13	49	43	–	–	–	–	–	–	–	–	92
2013/14	51	44	–	–	–	–	–	–	–	–	95
2014/15	49	44	–	–	–	–	–	–	–	–	93
2015/16	44	49	–	–	–	–	–	–	–	–	93
2016/17	45	48	–	–	–	–	–	–	–	–	93
2017/18	45	48	–	–	–	–	–	–	–	–	93
2018/19	43	46	–	–	–	–	–	–	–	–	89
2019/20	42	49	–	–	–	–	–	–	–	–	91
2020/21	41	49	12	12	12	9	10	13	12	10	90
2021/22	43	47	13	11	12	12	8	10	13	11	90
2022/23	42	52	12	13	12	12	12	9	11	13	94
2023/24	44	49	12	12	13	12	12	12	10	10	93
2024/25	46	48	12	12	12	11	12	12	12	11	94
2025/26	46	48	12	11	12	11	12	12	12	12	94