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St Mary's National School

Roll number: 14910S Castlefinn, Lifford

School details

Address: Castlefinn, Lifford (F93FD92)
Email: [email protected]
Phone: 0749146206
Principal: Sharon Murray
Ethos: Catholic
DEIS: Y
Irish classification: No subjects through Irish
Gaeltacht: N
Island: N
Local authority: Donegal County Council
School patron: Bishop of Derry
School type: Ordinary
School level: All-Through School
Planning area: Stranorlar

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: 1977/78: 121 in 1976/77 → 244, +123 pupils.
Biggest loss in a single year: 2016/17: 153 in 2015/16 → 137, -16 pupils.
Largest single-class increase: Junior Infants in 2023/24 (14 → 26, +12).
Largest single-class decrease: Junior Infants in 2024/25 (26 → 15, -11).
Largest cohort-step gain: 1st → 2nd in 2023/24 (17 → 23, +6).
Largest cohort-step loss: 2nd → 3rd in 2024/25 (23 → 21, -2).
Overall: 109 (1974/75) → 155 (2025/26 (preliminary)), 46.

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	14	26	18.2	5
Senior Infants	14	25	18.4	5
1st Class	14	21	17.2	5
2nd Class	13	23	18.4	5
3rd Class	13	21	16.6	5
4th Class	10	20	15.4	5
5th Class	10	18	16.0	5
6th Class	10	18	16.0	5
Total	109	298	199.9	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 16

SI 2021/22 17

1st 2022/23 17

2nd 2023/24 23

-2

3rd 2024/25 21

Cohort 2021/22

JI 2021/22 20

SI 2022/23 20

1st 2023/24 21

2nd 2024/25 21

Cohort 2022/23

JI 2022/23 14

SI 2023/24 16

1st 2024/25 16

Cohort 2023/24

JI 2023/24 26

-1

SI 2024/25 25

Cohort 2024/25

JI 2024/25 15

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
1974/75	–	109	–	–	–	–	–	–	–	–	109
1975/76	–	–	–	–	–	–	–	–	–	–	119
1976/77	–	121	–	–	–	–	–	–	–	–	121
1977/78	–	–	–	–	–	–	–	–	–	–	244
1978/79	132	133	–	–	–	–	–	–	–	–	265
1979/80	128	146	–	–	–	–	–	–	–	–	274
1980/81	120	164	–	–	–	–	–	–	–	–	284
1981/82	125	173	–	–	–	–	–	–	–	–	298
1982/83	123	160	–	–	–	–	–	–	–	–	283
1993/94	139	144	–	–	–	–	–	–	–	–	283
1994/95	144	148	–	–	–	–	–	–	–	–	292
1995/96	139	148	–	–	–	–	–	–	–	–	287
1996/97	132	142	–	–	–	–	–	–	–	–	274
1997/98	126	144	–	–	–	–	–	–	–	–	270
1998/99	118	140	–	–	–	–	–	–	–	–	258
1999/00	119	134	–	–	–	–	–	–	–	–	253
2000/01	115	130	–	–	–	–	–	–	–	–	245
2001/02	116	126	–	–	–	–	–	–	–	–	242
2002/03	108	124	–	–	–	–	–	–	–	–	232
2003/04	109	116	–	–	–	–	–	–	–	–	225
2004/05	104	109	–	–	–	–	–	–	–	–	213
2005/06	105	111	–	–	–	–	–	–	–	–	216
2006/07	94	113	–	–	–	–	–	–	–	–	207
2007/08	92	113	–	–	–	–	–	–	–	–	205
2008/09	85	109	–	–	–	–	–	–	–	–	194
2009/10	82	105	–	–	–	–	–	–	–	–	187
2010/11	79	94	–	–	–	–	–	–	–	–	173
2011/12	66	92	–	–	–	–	–	–	–	–	158
2012/13	67	93	–	–	–	–	–	–	–	–	160
2013/14	72	91	–	–	–	–	–	–	–	–	163
2014/15	79	77	–	–	–	–	–	–	–	–	156
2015/16	79	74	–	–	–	–	–	–	–	–	153
2016/17	71	66	–	–	–	–	–	–	–	–	137
2017/18	67	60	–	–	–	–	–	–	–	–	127
2018/19	61	65	–	–	–	–	–	–	–	–	126
2019/20	61	63	–	–	–	–	–	–	–	–	124
2020/21	60	63	16	14	18	13	16	10	18	18	123
2021/22	61	67	20	17	14	19	13	17	10	18	128
2022/23	63	64	14	20	17	16	18	15	17	10	127
2023/24	77	78	26	16	21	23	15	20	17	17	155
2024/25	77	74	15	25	16	21	21	15	18	17	151
2025/26 (preliminary)	79	76	–	–	–	–	–	–	–	–	155