The Best Schools In Dyffryn Cellwen Rated & Reviewed

School Guide has helped 20 million parents find the best school for their child and here we reveal the 5 best performing schools in Dyffryn Cellwen. These top schools near Dyffryn Cellwen are ranked by their School Guide Star Rating, which is 100% based on official performance data including exam results and Ofsted inspections.

✔ Visit each school’s page to see catchment area maps, parent reviews and exam results in full

✔ Compare all schools in Dyffryn Cellwen and see the best and worst performing schools

✔Also view the local primary school league table

1

St John Baptist CIW High School

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Our number one ranked school in Dyffryn Cellwen based on our official School Guide Star Rating is St John Baptist CIW High School.

Pupils
946
Ages
11 - 19
Gender
Mixed
Type
Secondary (ages 11-19)
2

Ysgol Gyfun Rhydywaun

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Ysgol Gyfun Rhydywaun is ranked second in Dyffryn Cellwen based on its performance data and Ofsted rating.

Pupils
1030
Ages
11 - 19
Gender
Mixed
Type
Secondary (ages 11-19)
3

Ysgol Gymraeg Ystalyfera Bro Dur

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At number 3 in the best schools in Dyffryn Cellwen based on our authoritative ranking is Ysgol Gymraeg Ystalyfera Bro Dur.

Pupils
1557
Ages
3 - 19
Gender
Mixed
Type
Middle (ages 3-19)
4

Treorchy Comprehensive School

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The school ranked at number four in our Dyffryn Cellwen league table is Treorchy Comprehensive School based on the summary of its performance in the last academic year.

Pupils
1433
Ages
11 - 19
Gender
Mixed
Type
Secondary (ages 11-19)
5

Cwmtawe Community School

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Our number five ranked school in Dyffryn Cellwen based on our trusted School Guide Star Rating is Cwmtawe Community School.

Pupils
1047
Ages
11 - 16
Gender
Mixed
Type
Secondary (ages 11-16)

Top 5 best performing schools in Dyffryn Cellwen and their catchment areas in Dyffryn Cellwen ranked by School Guide in 2026

  • St John Baptist CIW High School
  • Ysgol Gyfun Rhydywaun
  • Ysgol Gymraeg Ystalyfera Bro Dur
  • Treorchy Comprehensive School
  • Cwmtawe Community School

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