Ysgol Gymraeg Trelyn
Estyn
- Type
- Welsh establishment
- Phase
- Primary
- Location
- Blackwood, NP12 3ST
- Distance
- 0.5km away
The Lewis School
Gilfach, Bargoed, CF81 8LJ
Local ranking6th of 11 secondary schools in Caerphilly
Inspected by Estyn
Secondary
Phase
Not published
Capacity
—
Age range
Not applicable
Gender
Year:
Key Stage 4 Results
2024-25*Data not available for 2025-26 — showing latest available results
- Capped 9 points score
- 367.2 Wales354.3·Caerphilly342.2
- Literacy points score
- 36.2 Wales38.6·Caerphilly37.1
- Numeracy points score
- 34.8 Wales36.0·Caerphilly34.0
- Science points score
- 34.7 Wales35.8·Caerphilly33.9
- Welsh Bacc Skills Challenge
- 39.3 Wales29.0·Caerphilly31.5
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
- 1170
- SEND
- 5.1%
- FSM Eligible
- 22.5%
- EAL
- 0.6%
- SEN Support
- 5.1%
Attendance & Absence
2024-25*Data not available for 2025-26 — showing latest available results
- Overall Absence Rate
- 10.1% Wales7.3%·Caerphilly7.4%
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
Loading chart
- White British: 96.9%
- Mixed Other: 2.3%
- White Other: 0.8%
96.9%
White British
2.3%
Mixed Other
0.8%
White Other
Historical Trends
KS4 Performance
Pupil Demographics
Attendance & Absence
Contact & Location
Gilfach
Bargoed, Wales (pseudo)
Administrative
- Country
- Wales
- URN
- 401839
- UKPRN
- 10008943
- Establishment No.
- 4075
Schools like this
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Pengam Primary School
Estyn
- Type
- Welsh establishment
- Phase
- Primary
- Location
- Caerphilly, NP12 3ST
- Distance
- 0.5km away
Gilfach Fargoed Primary School
Estyn
- Type
- Welsh establishment
- Phase
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- Location
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- Distance
- 0.5km away
Glanynant Learning Centre (PRU)
Estyn
- Type
- Welsh establishment
- Location
- Caerphilly, NP12 3XP
- Distance
- 0.6km away
Ysgol Gymraeg Gilfach Fargoed
Estyn
- Type
- Welsh establishment
- Phase
- Primary
- Location
- Bargoed, CF81 8JG
- Distance
- 0.7km away
Cefn Fforest Primary School
Estyn
- Type
- Welsh establishment
- Phase
- Primary
- Location
- Blackwood, NP12 3JX
- Distance
- 0.9km away