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S N na nDun

Roll number: 17025K Mullingar, Co. Westmeath

School details

Address: Mullingar, Co. Westmeath (N91T229)
Email: [email protected]
Phone: 0449340718
Principal: Derek Butler
Ethos: Catholic
DEIS: N
Irish classification: No subjects through Irish
Gaeltacht: N
Island: N
Local authority: Westmeath County Council
School patron: Bishop of Meath
School type: Ordinary
School level: All-Through School
Planning area: Mullingar

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

26.50

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	Classes 30+
2006/07	140	5	28.00	30	1
2007/08	143	6	23.83	31	1
2008/09	147	6	24.50	30	1
2009/10	146	6	24.33	28	0
2010/11	145	6	24.17	27	0
2011/12	128	6	21.33	27	0
2012/13	126	5	25.20	29	0
2013/14	118	5	23.60	28	0
2014/15	123	5	24.60	26	0
2015/16	129	5	25.80	30	1
2016/17	131	5	26.20	30	1
2017/18	136	5	27.20	29	0
2019/20	148	5	29.60	37	2
2020/21	141	11	12.82	21	0
2021/22	147	10	14.70	21	0
2022/23	145	6	24.17	30	2
2023/24	146	6	24.33	27	0
2024/25	159	6	26.50	33	2
2025/26	159	6	26.50	31	2

Data highlights

Key numbers to spot outliers or notable changes.

Biggest gain in a single year: 2003/04: 103 in 2002/03 → 122, +19 pupils.
Biggest loss in a single year: 1993/94: 101 in 1983/84 → 63, -38 pupils.
Largest single-class increase: Senior Infants in 2022/23 (8 → 22, +14).
Largest single-class decrease: 1st Class in 2022/23 (20 → 8, -12).
Largest cohort-step gain: JI → SI in 2024/25 (18 → 26, +8).
Largest cohort-step loss: SI → 1st in 2025/26 (26 → 25, -1).
Overall: 97 (1974/75) → 159 (2025/26), 62.

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	8	23	17.5	6
Senior Infants	8	26	19.0	6
1st Class	8	25	18.0	6
2nd Class	9	23	17.8	6
3rd Class	9	23	18.0	6
4th Class	9	22	18.5	6
5th Class	18	22	20.3	6
6th Class	18	24	20.3	6
Total	57	159	116.0	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 8

SI 2021/22 8

1st 2022/23 8

2nd 2023/24 9

3rd 2024/25 9

4th 2025/26 9

Cohort 2021/22

JI 2021/22 20

SI 2022/23 22

1st 2023/24 22

2nd 2024/25 23

3rd 2025/26 23

Cohort 2022/23

JI 2022/23 15

SI 2023/24 16

1st 2024/25 17

2nd 2025/26 17

Cohort 2023/24

JI 2023/24 18

SI 2024/25 26

-1

1st 2025/26 25

Cohort 2024/25

JI 2024/25 21

SI 2025/26 23

Cohort 2025/26

JI 2025/26 23

Raw data by year

Year	Female	Male	JI	SI	1st	2nd	3rd	4th	5th	6th	Total
1974/75	55	42	–	–	–	–	–	–	–	–	97
1976/77	59	52	–	–	–	–	–	–	–	–	111
1977/78	57	55	–	–	–	–	–	–	–	–	112
1978/79	56	54	–	–	–	–	–	–	–	–	110
1979/80	54	54	–	–	–	–	–	–	–	–	108
1980/81	55	48	–	–	–	–	–	–	–	–	103
1981/82	57	52	–	–	–	–	–	–	–	–	109
1982/83	45	54	–	–	–	–	–	–	–	–	99
1983/84	45	56	–	–	–	–	–	–	–	–	101
1993/94	31	32	–	–	–	–	–	–	–	–	63
1994/95	30	29	–	–	–	–	–	–	–	–	59
1995/96	30	29	–	–	–	–	–	–	–	–	59
1996/97	30	29	–	–	–	–	–	–	–	–	59
1997/98	30	27	–	–	–	–	–	–	–	–	57
1998/99	33	32	–	–	–	–	–	–	–	–	65
1999/00	41	36	–	–	–	–	–	–	–	–	77
2000/01	47	38	–	–	–	–	–	–	–	–	85
2001/02	47	42	–	–	–	–	–	–	–	–	89
2002/03	54	49	–	–	–	–	–	–	–	–	103
2003/04	63	59	–	–	–	–	–	–	–	–	122
2004/05	70	64	–	–	–	–	–	–	–	–	134
2005/06	65	74	–	–	–	–	–	–	–	–	139
2006/07	70	76	–	–	–	–	–	–	–	–	146
2007/08	63	85	–	–	–	–	–	–	–	–	148
2008/09	67	86	–	–	–	–	–	–	–	–	153
2009/10	71	75	–	–	–	–	–	–	–	–	146
2010/11	64	81	–	–	–	–	–	–	–	–	145
2011/12	51	77	–	–	–	–	–	–	–	–	128
2012/13	51	75	–	–	–	–	–	–	–	–	126
2013/14	49	69	–	–	–	–	–	–	–	–	118
2014/15	50	73	–	–	–	–	–	–	–	–	123
2015/16	58	71	–	–	–	–	–	–	–	–	129
2016/17	49	82	–	–	–	–	–	–	–	–	131
2017/18	46	90	–	–	–	–	–	–	–	–	136
2018/19	51	87	–	–	–	–	–	–	–	–	138
2019/20	60	88	–	–	–	–	–	–	–	–	148
2020/21	56	85	8	19	16	21	18	21	20	18	141
2021/22	61	86	20	8	20	17	21	19	21	21	147
2022/23	63	82	15	22	8	20	17	22	20	21	145
2023/24	65	81	18	16	22	9	20	19	22	20	146
2024/25	76	83	21	26	17	23	9	21	18	24	159
2025/26	77	82	23	23	25	17	23	9	21	18	159