Ysgol G.G. Castellau
Estyn
- Type
- Welsh establishment
- Phase
- Primary
- Location
- Rhondda, Cynon, Taff, CF38 2AA
- Distance
- 0.3km away
Bryncelynnog Comprehensive School
Penycoedcae Road, Beddau, Pontypridd, CF38 2AE
Local ranking13th of 17 secondary schools in Rhondda Cynon Taf
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
- 371.5 Wales354.3·Rhondda370.9
- Literacy points score
- 38.8 Wales38.6·Rhondda38.4
- Numeracy points score
- 38.8 Wales36.0·Rhondda36.0
- Science points score
- 37.8 Wales35.8·Rhondda35.8
- Welsh Bacc Skills Challenge
- 40.2 Wales29.0·Rhondda24.5
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
- 1160
- SEND
- 4.5%
- FSM Eligible
- 14.4%
- EAL
- 1.2%
- SEN Support
- 4.5%
Attendance & Absence
2024-25*Data not available for 2025-26 — showing latest available results
- Overall Absence Rate
- 10.5% Wales7.3%·Rhondda12.0%
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: 92.5%
- White Other: 1.9%
- Mixed Other: 1.9%
- Mixed White & Asian: 1.1%
- Mixed White & Black Caribbean: 0.7%
- Asian Pakistani: 0.7%
- Mixed White & Black African: 0.4%
- Asian Indian: 0.4%
92.5%
White British
1.9%
White Other
1.9%
Mixed Other
Historical Trends
KS4 Performance
Pupil Demographics
Attendance & Absence
Contact & Location
Penycoedcae Road
Pontypridd, Wales (pseudo)
Administrative
- Country
- Wales
- URN
- 401806
- UKPRN
- 10008746
- Establishment No.
- 4019
Schools like this
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Llwyncrwn Primary School
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- Type
- Welsh establishment
- Phase
- Primary
- Location
- Pontypridd, CF38 2BE
- Distance
- 0.6km away
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- Type
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- Pontypridd, CF38 2SE
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Maesybryn Primary School
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- Phase
- Primary
- Location
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YGGG Llantrisant
Estyn
- Type
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- Phase
- Primary
- Location
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- Distance
- 2.5km away