The Best Schools In Cardiff Caerdydd 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 Cardiff Caerdydd. These top schools near Cardiff Caerdydd 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 Cardiff Caerdydd and see the best and worst performing schools

✔Also view the local primary school league table

1

Bishop of Llandaff Church in Wales High School

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Our number one ranked school in Cardiff Caerdydd based on our official School Guide Star Rating is Bishop of Llandaff Church in Wales High School.

Pupils
1272
Ages
11 - 19
Gender
Mixed
Type
Secondary (ages 11-19)
2

Cardiff High School

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Cardiff High School is ranked second in Cardiff Caerdydd based on its performance data and Ofsted rating.

Pupils
1775
Ages
11 - 19
Gender
Mixed
Type
Secondary (ages 11-19)
3

Stanwell School

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At number 3 in the best schools in Cardiff Caerdydd based on our authoritative ranking is Stanwell School.

Pupils
1939
Ages
11 - 19
Gender
Mixed
Type
Secondary (ages 11-19)
4

Ysgol Gyfun Gymraeg Glantaf

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The school ranked at number four in our Cardiff Caerdydd league table is Ysgol Gyfun Gymraeg Glantaf based on the summary of its performance in the last academic year.

Pupils
1495
Ages
11 - 19
Gender
Mixed
Type
Secondary (ages 11-19)
5

Corpus Christi Catholic High School

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Our number five ranked school in Cardiff Caerdydd based on our trusted School Guide Star Rating is Corpus Christi Catholic High School.

Pupils
1126
Ages
11 - 16
Gender
Mixed
Type
Secondary (ages 11-16)

Top 5 best performing schools in Cardiff Caerdydd and their catchment areas in Cardiff Caerdydd ranked by School Guide in 2025

  • Bishop of Llandaff Church in Wales High School
  • Cardiff High School
  • Stanwell School
  • Ysgol Gyfun Gymraeg Glantaf
  • Corpus Christi Catholic High School

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