By area · Release notes. Enrolment by planning area, local authority, school patron, county.

TIRELLAN HEIGHTS N S

Roll number: 19795A Tirellan Heights, Headford Road, Galway

School details

Address
Tirellan Heights, Headford Road, Galway (H91X853)
Email
[email protected]
Phone
091763844
Principal
Kieran Tierney
Ethos
Catholic
DEIS
Y
Irish classification
No subjects through Irish
Gaeltacht
Y
Island
N
Local authority
Galway City Council
School patron
Bishop of Galway, Kilmacduagh & Kilfenora
School type
Ordinary
School level
All-Through School
Planning area
Galway City

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.

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 36 45 40.6 5
Senior Infants 40 48 43.4 5
1st Class 35 52 43.6 5
2nd Class 36 56 45.2 5
3rd Class 39 53 45.4 5
4th Class 44 54 47.4 5
5th Class 42 56 49.8 5
6th Class 48 54 50.6 5
Total 330 384 360.0 6

Total enrolment over time

Enrolment by gender over time

Enrolment by class over time

Cohort progression

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 45
-1
SI 2021/22 44
+2
1st 2022/23 46
-2
2nd 2023/24 44
-5
3rd 2024/25 39
Cohort 2021/22
JI 2021/22 36
+4
SI 2022/23 40
-5
1st 2023/24 35
+1
2nd 2024/25 36
Cohort 2022/23
JI 2022/23 41
+7
SI 2023/24 48
+4
1st 2024/25 52
Cohort 2023/24
JI 2023/24 40
+4
SI 2024/25 44
Cohort 2024/25
JI 2024/25 41

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
2020/21 178 206 45 41 45 56 46 47 50 54 384
2021/22 182 183 36 44 40 46 53 47 50 49 365
2022/23 180 196 41 40 46 44 49 54 51 51 376
2023/24 180 176 40 48 35 44 40 45 56 48 356
2024/25 182 167 41 44 52 36 39 44 42 51 349
2025/26 (preliminary) 172 158 330