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GAELSCOIL DHUN DEALGAN

Roll number: 19892V Muirtheimhne Mór, Dún Dealgan, Co. Lú

School details

Address: Muirtheimhne Mór, Dún Dealgan, Co. Lú (A91D797)
Email: [email protected]
Phone: 0429339389
Principal: Áine Uí Choinne
Ethos: Catholic
DEIS: Y
Irish classification: All subjects through Irish
Gaeltacht: N
Island: N
Local authority: Louth County Council
School patron: Archbishop of Armagh
School type: Ordinary
School level: All-Through School
Planning area: Dundalk

Preliminary data

The latest year shown (2025/26) is preliminary and subject to revision when the official enrolment figures are released by the Department of Education.

Data highlights

Key numbers to spot outliers or notable changes.

Biggest gain in a single year: 1999/00: 185 in 1998/99 → 210, +25 pupils.
Biggest loss in a single year: 2019/20: 237 in 2018/19 → 222, -15 pupils.
Largest single-class increase: 2nd Class in 2023/24 (19 → 33, +14).
Largest single-class decrease: 4th Class in 2024/25 (31 → 18, -13).
Largest cohort-step gain: JI → SI in 2021/22 (33 → 34, +1).
Largest cohort-step loss: SI → 1st in 2021/22 (25 → 19, -6).
Overall: 205 (1993/94) → 214 (2025/26 (preliminary)), 9.

Summary statistics (class-level data)

Min / max / mean enrolment per class across the available years (2020/21–2024/25; preliminary year excluded from class stats).

Class	Min	Max	Mean	Years
Junior Infants	22	33	28.6	5
Senior Infants	22	34	27.4	5
1st Class	19	32	27.4	5
2nd Class	19	33	27.4	5
3rd Class	18	32	27.2	5
4th Class	18	31	25.8	5
5th Class	23	31	26.6	5
6th Class	22	29	26.0	5
Total	185	237	207.1	33

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 33

SI 2021/22 34

-2

1st 2022/23 32

2nd 2023/24 33

-1

3rd 2024/25 32

Cohort 2021/22

JI 2021/22 30

-2

SI 2022/23 28

-1

1st 2023/24 27

2nd 2024/25 27

Cohort 2022/23

JI 2022/23 28

SI 2023/24 28

1st 2024/25 28

Cohort 2023/24

JI 2023/24 22

SI 2024/25 22

Cohort 2024/25

JI 2024/25 30

Raw data by year

Years marked (preliminary) are subject to revision when official data are published.

Year	Female	Male	JI	SI	1st	2nd	3rd	4th	5th	6th	Total
1993/94	108	97	–	–	–	–	–	–	–	–	205
1994/95	106	94	–	–	–	–	–	–	–	–	200
1995/96	100	93	–	–	–	–	–	–	–	–	193
1996/97	94	99	–	–	–	–	–	–	–	–	193
1997/98	90	99	–	–	–	–	–	–	–	–	189
1998/99	87	98	–	–	–	–	–	–	–	–	185
1999/00	91	119	–	–	–	–	–	–	–	–	210
2000/01	94	114	–	–	–	–	–	–	–	–	208
2001/02	93	105	–	–	–	–	–	–	–	–	198
2002/03	102	104	–	–	–	–	–	–	–	–	206
2003/04	98	100	–	–	–	–	–	–	–	–	198
2004/05	98	100	–	–	–	–	–	–	–	–	198
2005/06	105	100	–	–	–	–	–	–	–	–	205
2006/07	103	98	–	–	–	–	–	–	–	–	201
2007/08	97	98	–	–	–	–	–	–	–	–	195
2008/09	98	96	–	–	–	–	–	–	–	–	194
2009/10	100	98	–	–	–	–	–	–	–	–	198
2010/11	104	96	–	–	–	–	–	–	–	–	200
2011/12	109	102	–	–	–	–	–	–	–	–	211
2012/13	111	104	–	–	–	–	–	–	–	–	215
2013/14	111	97	–	–	–	–	–	–	–	–	208
2014/15	115	92	–	–	–	–	–	–	–	–	207
2015/16	119	95	–	–	–	–	–	–	–	–	214
2016/17	119	101	–	–	–	–	–	–	–	–	220
2017/18	123	105	–	–	–	–	–	–	–	–	228
2018/19	126	111	–	–	–	–	–	–	–	–	237
2019/20	121	101	–	–	–	–	–	–	–	–	222
2020/21	120	102	33	25	31	27	28	26	23	29	222
2021/22	114	102	30	34	19	31	28	26	26	22	216
2022/23	109	107	28	28	32	19	30	28	25	26	216
2023/24	109	103	22	28	27	33	18	31	28	25	212
2024/25	116	100	30	22	28	27	32	18	31	28	216
2025/26 (preliminary)	114	100	–	–	–	–	–	–	–	–	214