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Ysgol Dyffryn Nantlle

Ffordd Y Brenin, Penygroes, Gwynedd, LL54 6RL

Local ranking10th of 14 secondary schools in Gwynedd
Estyn: Not in follow-up

Secondary

Phase

Not published

Capacity

11-18

Age range

Not applicable

Gender

Latest data: 2025 GCSEs · Estyn inspection 22 November 2022. Figures last updated .

Year:

Key Stage 4 Results

2024-25

*Data not available for 2025-26 — showing latest available results

Capped 9 points score
373.8 Wales354.3·Gwynedd358.1
Literacy points score
40.0 Wales38.6·Gwynedd40.6
Numeracy points score
30.8 Wales36.0·Gwynedd36.2
Science points score
34.8 Wales35.8·Gwynedd37.5
Welsh Bacc Skills Challenge
37.7 Wales29.0·Gwynedd36.1

Welsh Government interim KS4 measures, from My Local School. Points scores are averages across the cohort and are not comparable with England's Attainment 8.

Pupil Demographics

2025-26
Total Pupils
370
SEND
16.8%
FSM Eligible
12.3%
SEN Support
16.8%

Attendance & Absence

2024-25

*Data not available for 2025-26 — showing latest available results

Overall Absence Rate
12.0% Wales7.3%·Gwynedd11.2%

Attendance from My Local School (Welsh Government). Wales does not publish per-school persistent absence.

School Information

Type
Welsh establishment
Phase
Secondary
Nursery
Not applicable
Sixth Form
Does not have a sixth form
Boarders
Not applicable

Pupil Ethnicity

2024-25
Loading chart
  • White British: 98.7%

98.7%

White British

Historical Trends

KS4 Performance

Pupil Demographics

Attendance & Absence

Contact & Location

01286880345

Ffordd Y Brenin

Gwynedd, Wales (pseudo)

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Administrative

Country
Wales
URN
401673
UKPRN
10008861
Establishment No.
4007

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