Chelmer Valley High School

School overview

Chelmer Valley High School is a secondary school serving Chelmsford, Essex, classified by the DfE as a converter academy. It has 1,155 pupils aged 11 to 18 on roll. At its most recent graded inspection, Ofsted rated Chelmer Valley High School 'Good'. In the most recent GCSE results, pupils achieved an average Attainment 8 score of 45.3, broadly in line with the national average of 46. That is down 0.9 points in its Attainment 8 score on the previous year. On our composite score, which combines the DfE attainment measures above, this places it around the middle of secondary schools nationally.

43% of pupils achieved a grade 5 or above in both English and maths, in line with the national average of about 45%. 67% achieved a standard pass (grade 4+) in English and maths. 86% of the families who made Chelmer Valley High School their first choice were offered a Year 7 place for September 2026, even though the school made at least as many offers as it had first choices - the rest withdrew, moved or fell outside a priority group. After Year 11, 96% of its leavers went on to education, an apprenticeship or work that they stayed in for at least two terms. Overall pupil absence was 6.5%. There are about 17.7 pupils per teacher. Given the recent dip in results, it may be worth asking the school what is behind the change and what is being done in response. 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.