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SCOIL NAOMH DEAGHA

Roll number: 19251G The Glebe, Inniskeen, Dundalk, Co Louth

School details

Address: The Glebe, Inniskeen, Dundalk, Co Louth (A91DW66)
Email: [email protected]
Phone: 0429378256
Principal: Tomás MacGiollachomain
Ethos: Catholic
DEIS: N
Irish classification: No subjects through Irish
Gaeltacht: N
Island: N
Local authority: Monaghan County Council
School patron: Bishop of Clogher
School type: Ordinary with Special Classes
School level: All-Through School
Planning area: Carrickmacross

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

26.00

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	125	5	25.00	31	1
2007/08	123	5	24.60	29	0
2008/09	130	5	26.00	30	1
2009/10	133	5	26.60	31	2
2010/11	136	5	27.20	33	2
2011/12	150	5	30.00	33	3
2012/13	176	6	29.33	36	3
2013/14	185	6	30.83	37	4
2014/15	184	7	26.29	35	1
2015/16	212	8	26.50	34	3
2016/17	213	8	26.62	33	3
2017/18	227	8	28.38	34	3
2019/20	235	9	26.11	33	2
2020/21	227	9	25.22	33	1
2021/22	229	9	25.44	34	2
2022/23	235	9	26.11	34	2
2023/24	244	10	24.40	34	4
2024/25	262	9	29.11	34	6
2025/26	260	10	26.00	33	5

Data highlights

Key numbers to spot outliers or notable changes.

Biggest gain in a single year: 2015/16: 184 in 2014/15 → 212, +28 pupils.
Biggest loss in a single year: 1998/99: 186 in 1997/98 → 158, -28 pupils.
Largest single-class increase: Senior Infants in 2025/26 (30 → 43, +13).
Largest single-class decrease: Junior Infants in 2025/26 (41 → 33, -8).
Largest cohort-step gain: 2nd → 3rd in 2025/26 (33 → 41, +8).
Largest cohort-step loss: 4th → 5th in 2025/26 (34 → 32, -2).
Overall: 213 (1974/75) → 286 (2025/26), 73.

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	26	41	31.5	6
Senior Infants	25	43	31.2	6
1st Class	26	32	29.8	6
2nd Class	24	39	30.5	6
3rd Class	25	41	31.2	6
4th Class	27	34	30.3	6
5th Class	28	34	31.2	6
6th Class	29	36	31.5	6
Total	123	286	194.1	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 26

-1

SI 2021/22 25

1st 2022/23 26

2nd 2023/24 28

3rd 2024/25 30

4th 2025/26 30

Cohort 2021/22

JI 2021/22 29

SI 2022/23 29

1st 2023/24 31

2nd 2024/25 33

3rd 2025/26 41

Cohort 2022/23

JI 2022/23 30

SI 2023/24 32

1st 2024/25 32

2nd 2025/26 39

Cohort 2023/24

JI 2023/24 30

SI 2024/25 30

1st 2025/26 32

Cohort 2024/25

JI 2024/25 41

SI 2025/26 43

Cohort 2025/26

JI 2025/26 33

Raw data by year

Year	Female	Male	JI	SI	1st	2nd	3rd	4th	5th	6th	Total
1974/75	98	115	–	–	–	–	–	–	–	–	213
1975/76	–	–	–	–	–	–	–	–	–	–	217
1976/77	98	110	–	–	–	–	–	–	–	–	208
1977/78	97	117	–	–	–	–	–	–	–	–	214
1978/79	101	112	–	–	–	–	–	–	–	–	213
1979/80	111	121	–	–	–	–	–	–	–	–	232
1980/81	111	120	–	–	–	–	–	–	–	–	231
1981/82	106	121	–	–	–	–	–	–	–	–	227
1982/83	108	118	–	–	–	–	–	–	–	–	226
1983/84	111	135	–	–	–	–	–	–	–	–	246
1993/94	113	118	–	–	–	–	–	–	–	–	231
1994/95	102	107	–	–	–	–	–	–	–	–	209
1995/96	99	101	–	–	–	–	–	–	–	–	200
1996/97	100	96	–	–	–	–	–	–	–	–	196
1997/98	95	91	–	–	–	–	–	–	–	–	186
1998/99	82	76	–	–	–	–	–	–	–	–	158
1999/00	80	69	–	–	–	–	–	–	–	–	149
2000/01	77	63	–	–	–	–	–	–	–	–	140
2001/02	74	56	–	–	–	–	–	–	–	–	130
2002/03	74	59	–	–	–	–	–	–	–	–	133
2003/04	67	63	–	–	–	–	–	–	–	–	130
2004/05	61	64	–	–	–	–	–	–	–	–	125
2005/06	60	66	–	–	–	–	–	–	–	–	126
2006/07	54	71	–	–	–	–	–	–	–	–	125
2007/08	50	73	–	–	–	–	–	–	–	–	123
2008/09	48	82	–	–	–	–	–	–	–	–	130
2009/10	49	84	–	–	–	–	–	–	–	–	133
2010/11	53	83	–	–	–	–	–	–	–	–	136
2011/12	59	91	–	–	–	–	–	–	–	–	150
2012/13	77	99	–	–	–	–	–	–	–	–	176
2013/14	83	102	–	–	–	–	–	–	–	–	185
2014/15	84	100	–	–	–	–	–	–	–	–	184
2015/16	99	113	–	–	–	–	–	–	–	–	212
2016/17	105	108	–	–	–	–	–	–	–	–	213
2017/18	111	116	–	–	–	–	–	–	–	–	227
2018/19	107	120	–	–	–	–	–	–	–	–	227
2019/20	116	119	–	–	–	–	–	–	–	–	235
2020/21	104	123	26	28	28	24	28	33	31	29	227
2021/22	116	124	29	25	30	28	25	28	34	30	240
2022/23	117	133	30	29	26	31	29	27	29	34	250
2023/24	124	140	30	32	31	28	34	30	28	31	264
2024/25	131	153	41	30	32	33	30	34	33	29	284
2025/26	134	152	33	43	32	39	41	30	32	36	286