Click here to see our amended uniform policy (skirt lengths)

Welcome to our school

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Cantonian High School is an English-medium mixed 11-18 comprehensive school with a sixth form. There are currently approximately 550 pupils on roll; however, numbers are growing and it is the school’s intention to continue this growth over the coming years. Our school offers excellent standards of care for all, as well as high standards of academic, vocational and sporting attainment.

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Upcoming Events

  1. Carol Service, Llandaff Cathedral

    Thursday, 12th December 2019 @ 7:00 pm
  2. Christmas Holidays

    23/12/2019 - 03/01/2020
  3. Year 11 Parents’ Evening

    23/01/2020 @ 4:00 pm - 6:00 pm
  4. INSET Day

    31/01/2020
  5. Year 12 & 13 Parents’ Evening

    06/02/2020 @ 4:00 pm - 6:00 pm

Educating over 1000+ students

The best from each, success for all.

Latest News

Keep up to date with the latest school news.

Cantonian High School
06/12/2019

After School Clubs w/c 09 December 2019

Cantonian High School
02/12/2019

Christmas Carol Service 12 December 2019

Cantonian High School
27/11/2019

End of Term Arrangements Christmas 2019

Cantonian High School
06/11/2019

Year 9 Parents’ Evening 28 November 2019

Cantonian High School
24/10/2019

Half Term Revision: GCSE Mathematics – Numeracy

Cantonian High School
09/10/2019

Additional INSET Day Monday 22 June 2020

Cantonian High School
01/10/2019

Update 1st October 2019

Cantonian High School
30/09/2019

Could you be a Parent Governor?

Cantonian High School
26/09/2019

Open Evening

Cantonian High School
25/09/2019

INSET Day Monday 30th September

Cantonian High School
17/09/2019

SNAP Parent Engagement Events

Cantonian High School
12/09/2019

Amended Uniform Reminder

Cantonian High School
22/08/2019

Best GCSE Results Ever!

Cantonian High School
15/08/2019

A Level Results Day

Cantonian High School
15/08/2019

Year 12 and 13 Results Day