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ST BRIGIDS N S

Roll number: 19675N Kilcullen, Co. Kildare

School details

Address: Kilcullen, Co. Kildare (R56RK83)
Email: [email protected]
Phone: 045481428
Principal: Anne Flanagan
Ethos: Catholic
DEIS: N
Irish classification: No subjects through Irish
Gaeltacht: N
Island: N
Local authority: Kildare County Council
School patron: Archbishop of Dublin
School type: Ordinary with Special Classes
School level: All-Through School
Planning area: Kilcullen

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

22.31

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	428	15	28.53	33	5
2007/08	440	16	27.50	33	5
2008/09	440	17	25.88	32	3
2009/10	453	16	28.31	33	4
2010/11	455	17	26.76	31	3
2011/12	472	17	27.76	31	5
2012/13	494	17	29.06	35	8
2013/14	520	19	27.37	34	5
2014/15	568	21	27.05	31	3
2015/16	616	23	26.78	32	3
2016/17	645	24	26.88	31	4
2017/18	665	24	27.71	31	5
2019/20	670	26	25.77	31	5
2020/21	646	26	24.85	31	3
2021/22	637	26	24.50	30	2
2022/23	628	26	24.15	29	0
2023/24	636	27	23.56	27	0
2024/25	616	27	22.81	26	0
2025/26	580	26	22.31	26	0

Data highlights

Key numbers to spot outliers or notable changes.

Biggest gain in a single year: 2003/04: 274 in 2002/03 → 335, +61 pupils.
Biggest loss in a single year: 1993/94: 511 in 1983/84 → 309, -202 pupils.
Largest single-class increase: 5th Class in 2025/26 (74 → 98, +24).
Largest single-class decrease: 6th Class in 2025/26 (97 → 72, -25).
Largest cohort-step gain: 4th → 5th in 2025/26 (90 → 98, +8).
Largest cohort-step loss: 5th → 6th in 2025/26 (74 → 72, -2).
Overall: 440 (1979/80) → 598 (2025/26), 158.

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	54	76	64.5	6
Senior Infants	60	79	70.3	6
1st Class	63	80	71.8	6
2nd Class	68	85	77.5	6
3rd Class	69	89	79.8	6
4th Class	72	92	83.2	6
5th Class	74	98	90.2	6
6th Class	72	97	89.5	6
Total	242	690	468.7	37

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 60

SI 2021/22 60

1st 2022/23 63

2nd 2023/24 70

-1

3rd 2024/25 69

4th 2025/26 74

Cohort 2021/22

JI 2021/22 76

SI 2022/23 77

1st 2023/24 79

2nd 2024/25 81

3rd 2025/26 83

Cohort 2022/23

JI 2022/23 69

SI 2023/24 74

1st 2024/25 76

2nd 2025/26 79

Cohort 2023/24

JI 2023/24 59

SI 2024/25 60

1st 2025/26 66

Cohort 2024/25

JI 2024/25 69

SI 2025/26 72

Cohort 2025/26

JI 2025/26 54

Raw data by year

Year	Female	Male	JI	SI	1st	2nd	3rd	4th	5th	6th	Total
1979/80	211	229	–	–	–	–	–	–	–	–	440
1981/82	212	269	–	–	–	–	–	–	–	–	481
1982/83	236	291	–	–	–	–	–	–	–	–	527
1983/84	238	273	–	–	–	–	–	–	–	–	511
1993/94	140	169	–	–	–	–	–	–	–	–	309
1994/95	122	153	–	–	–	–	–	–	–	–	275
1995/96	121	147	–	–	–	–	–	–	–	–	268
1996/97	125	139	–	–	–	–	–	–	–	–	264
1997/98	129	131	–	–	–	–	–	–	–	–	260
1998/99	130	132	–	–	–	–	–	–	–	–	262
1999/00	127	123	–	–	–	–	–	–	–	–	250
2000/01	119	123	–	–	–	–	–	–	–	–	242
2001/02	123	119	–	–	–	–	–	–	–	–	242
2002/03	147	127	–	–	–	–	–	–	–	–	274
2003/04	184	151	–	–	–	–	–	–	–	–	335
2004/05	211	183	–	–	–	–	–	–	–	–	394
2005/06	230	200	–	–	–	–	–	–	–	–	430
2006/07	229	209	–	–	–	–	–	–	–	–	438
2007/08	236	214	–	–	–	–	–	–	–	–	450
2008/09	230	221	–	–	–	–	–	–	–	–	451
2009/10	241	221	–	–	–	–	–	–	–	–	462
2010/11	233	234	–	–	–	–	–	–	–	–	467
2011/12	246	237	–	–	–	–	–	–	–	–	483
2012/13	255	249	–	–	–	–	–	–	–	–	504
2013/14	268	264	–	–	–	–	–	–	–	–	532
2014/15	290	294	–	–	–	–	–	–	–	–	584
2015/16	312	322	–	–	–	–	–	–	–	–	634
2016/17	320	343	–	–	–	–	–	–	–	–	663
2017/18	331	352	–	–	–	–	–	–	–	–	683
2018/19	332	358	–	–	–	–	–	–	–	–	690
2019/20	330	358	–	–	–	–	–	–	–	–	688
2020/21	330	334	60	79	67	85	83	83	97	92	664
2021/22	320	335	76	60	80	68	85	88	83	97	655
2022/23	325	320	69	77	63	82	70	92	91	84	645
2023/24	330	324	59	74	79	70	89	72	98	95	654
2024/25	337	297	69	60	76	81	69	90	74	97	634
2025/26	317	281	54	72	66	79	83	74	98	72	598