Chislehurst and Sidcup Grammar School
Chislehurst and Sidcup Grammar School is a secondary school (Academy converter), ages 11–18, in Sidcup, DA15, in the Bexley council area. It has 1,561 pupils in the published census. Latest Ofsted inspection (14 December 2022): School remains Good. It is listed as selective; check the school’s grammar / 11+ entrance requirements.
Admissions
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Ofsted
School remains Good — inspected 14 December 2022.
| Area | Judgement |
|---|---|
Last graded overall judgement | Good (12 December 2013) |
Read the Ofsted inspection report
Term dates
This school’s term and holiday dates, INSET days where known, and a calendar you can subscribe to, on TermMinder.
Results
| Measure | Result | Academic year |
|---|---|---|
Progress 8 | 0.82 | 2023/24 |
Attainment 8 | 75.6 | 2024/25 |
GCSE grade 5+ in English & maths (%) | 98.9 | 2024/25 |
KS4 pupils | 189 | 2024/25 |
A level average point score per entry | 41.22 | 2024/25 |
A level average grade per entry | B | 2024/25 |
A level students | 258 | 2024/25 |
Progress 8 compares progress with pupils who had similar primary results; 0 is the national average. Its publication year can differ from the other GCSE results above.
Pupils
| Measure | Pupils / percentage | Data period |
|---|---|---|
Pupils | 1,561 | 2025/26 |
Eligible for free school meals | 3.7% | 2025/26 |
English as an additional language | 12.1% | 2025/26 |
SEN support | 0.46% | 2024/25 |
Education, health and care (EHC) plan | 0.53% | 2024/25 |
Nearby schools
Other schools in the same council and phase. Ordered by distance where coordinates are available, then by name; locations may be postcode centres.