Diss High School

School overview

Diss High School is a secondary school serving Diss, Norfolk, classified by the DfE as a converter academy. It has 918 pupils aged 11 to 18 on roll. In the most recent GCSE results, pupils achieved an average Attainment 8 score of 46.6, broadly in line with the national average of 46. That marks an improvement of 2.3 points in its Attainment 8 score on the previous year. On our composite score, which combines the DfE attainment measures above, this places it in the top 45% of secondary schools nationally.

45% of pupils achieved a grade 5 or above in both English and maths, in line with the national average of about 45%. 71% achieved a standard pass (grade 4+) in English and maths. Diss High School was not oversubscribed for September 2026: all 128 families who put it first were offered a place. After Year 11, 92% of its leavers went on to education, an apprenticeship or work that they stayed in for at least two terms. Overall pupil absence was 9.9%. There are about 15.0 pupils per teacher. Diss High School does not currently have a recent graded Ofsted judgement on record (often the case for newer or recently converted schools), so it is worth asking when its next inspection is expected. This overview is generated automatically from the latest published DfE performance tables and Ofsted data; figures are rounded, and you can check the originals via the official links above.