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NIOCLAS NAOFA

Roll number: 19744G Sion Hill, Dunmore, Co. Galway

School details

Address: Sion Hill, Dunmore, Co. Galway (H54PD32)
Email: [email protected]
Phone: 09338349
Principal: John O'Mahoney
Ethos: Catholic
DEIS: N
Irish classification: No subjects through Irish
Gaeltacht: N
Island: N
Local authority: Galway County Council
School patron: Archbishop of Tuam
School type: Ordinary
School level: All-Through School
Planning area: Dunmore

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: 2023/24: 206 in 2022/23 → 228, +22 pupils.
Biggest loss in a single year: 1993/94: 256 in 1983/84 → 204, -52 pupils.
Largest single-class increase: Junior Infants in 2023/24 (23 → 31, +8).
Largest single-class decrease: 4th Class in 2021/22 (32 → 22, -10).
Largest cohort-step gain: JI → SI in 2023/24 (23 → 31, +8).
Largest cohort-step loss: 3rd → 4th in 2024/25 (26 → 23, -3).
Overall: 241 (1981/82) → 221 (2025/26 (preliminary)), -20.

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	20	31	25.8	5
Senior Infants	21	33	27.0	5
1st Class	23	29	26.2	5
2nd Class	23	29	26.0	5
3rd Class	21	29	25.0	5
4th Class	22	32	27.0	5
5th Class	23	32	28.6	5
6th Class	25	32	28.8	5
Total	180	257	203.2	36

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 20

SI 2021/22 21

1st 2022/23 23

2nd 2023/24 23

3rd 2024/25 23

Cohort 2021/22

JI 2021/22 26

SI 2022/23 27

1st 2023/24 28

2nd 2024/25 29

Cohort 2022/23

JI 2022/23 23

SI 2023/24 31

-2

1st 2024/25 29

Cohort 2023/24

JI 2023/24 31

SI 2024/25 33

Cohort 2024/25

JI 2024/25 29

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
1981/82	124	117	–	–	–	–	–	–	–	–	241
1982/83	132	125	–	–	–	–	–	–	–	–	257
1983/84	129	127	–	–	–	–	–	–	–	–	256
1993/94	100	104	–	–	–	–	–	–	–	–	204
1994/95	95	91	–	–	–	–	–	–	–	–	186
1995/96	103	89	–	–	–	–	–	–	–	–	192
1996/97	103	89	–	–	–	–	–	–	–	–	192
1997/98	105	93	–	–	–	–	–	–	–	–	198
1998/99	102	95	–	–	–	–	–	–	–	–	197
1999/00	99	92	–	–	–	–	–	–	–	–	191
2000/01	96	84	–	–	–	–	–	–	–	–	180
2001/02	100	82	–	–	–	–	–	–	–	–	182
2002/03	100	86	–	–	–	–	–	–	–	–	186
2003/04	94	92	–	–	–	–	–	–	–	–	186
2004/05	91	90	–	–	–	–	–	–	–	–	181
2005/06	90	93	–	–	–	–	–	–	–	–	183
2006/07	89	94	–	–	–	–	–	–	–	–	183
2007/08	90	98	–	–	–	–	–	–	–	–	188
2008/09	88	100	–	–	–	–	–	–	–	–	188
2009/10	92	109	–	–	–	–	–	–	–	–	201
2010/11	83	107	–	–	–	–	–	–	–	–	190
2011/12	83	105	–	–	–	–	–	–	–	–	188
2012/13	88	115	–	–	–	–	–	–	–	–	203
2013/14	91	114	–	–	–	–	–	–	–	–	205
2014/15	92	115	–	–	–	–	–	–	–	–	207
2015/16	86	129	–	–	–	–	–	–	–	–	215
2016/17	86	126	–	–	–	–	–	–	–	–	212
2017/18	85	117	–	–	–	–	–	–	–	–	202
2018/19	89	125	–	–	–	–	–	–	–	–	214
2019/20	87	129	–	–	–	–	–	–	–	–	216
2020/21	85	122	20	23	28	26	21	32	25	32	207
2021/22	87	116	26	21	23	28	26	22	32	25	203
2022/23	92	114	23	27	23	24	29	26	23	31	206
2023/24	115	113	31	31	28	23	26	32	31	26	228
2024/25	114	114	29	33	29	29	23	23	32	30	228
2025/26 (preliminary)	105	116	–	–	–	–	–	–	–	–	221