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Blackfen School for Girls

Secondary

Blackfen School for Girls

Blackfen Road, Sidcup, DA15 9NU

Academy converter
Girls
Pupils
1,402
Ages
11-18
FSM
15.1%
Attainment 8
44.0
Ofsted
Good
Mar 2025

Exam Results

Official performance data from the Department for Education

GCSE Results (Secondary)

Key performance measures— 2024/25

Attainment 8
44.0
Progress 8?
N/A
9-7 Grades
18.1%
Basics 9-5
38.6%

Trend — Attainment 8 & Progress 8

Progress 8 not available for 2024/25 — DfE cannot calculate it because COVID-19 cancelled this cohort's KS2 SATs (the baseline). Expected to return in 2026/27.

Grade Distribution (%)

9–7% / 9–5% / 9–4% available from 2023/24; no grade breakdown for 2022/23

EBacc Measures

EBacc Entry
21.9%
EBacc APS
3.63
EBacc 9-5
9.2%
EBacc 9-4
14.5%
How to read Progress 8 vs Attainment 8Two numbers, two different stories. The 6-min explainer for parents.

A-Level Results (Post-16)

Key A-Level performance measures— 2024/25

APS per Entry
34.00
A*-A Grades
14.0%
A*-B Grades
50.6%
AAB+ %
2.8%

APS per Entry

National avgSelective avg

Grade Distribution (%)

A*-A% / A*-B% available from 2023/24; no grade breakdown for 2022/23

Based on 199 students entered

Community & Reviews

What parents say and who teaches here

Parent Reviews

Location & Nearby

Explore the area and compare alternatives

Data shown for guidance only · confirm details with the school before applying

About Blackfen School for Girls

Blackfen School for Girls is a secondary school in Sidcup, Bexley. Its latest Ofsted outcome is Good (2025 inspection). Latest published results: GCSE 2024/25: Attainment 8 44.0. The school has around 1,402 pupils on roll. Use this page to explore performance trends, inspection history, admissions notes and neighbourhood context before applying.

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Location: Blackfen Road, Sidcup, DA15 9NU | More schools in Bexley

Ofsted inspection history

Published Ofsted outcomes for Blackfen School for Girls, including earlier inspections linked to predecessor establishments where applicable.

  1. Mar 2025 — Good
  2. Dec 2019 — School remains Good
  3. Nov 2011 — Good (predecessor: Blackfen School for Girls)

Official reports: Ofsted.gov.uk

Frequently asked questions about Blackfen School for Girls

What is Blackfen School for Girls's Ofsted rating?
Blackfen School for Girls received a Good rating from Ofsted following its 2025 inspection.
What are Blackfen School for Girls's latest exam results?
Blackfen School for Girls: GCSE 2024/25: Attainment 8 44.0. Figures are from DfE-published performance tables.
Where is Blackfen School for Girls located?
Blackfen School for Girls is a secondary school in Sidcup, Bexley (DA15 9NU).
How many pupils attend Blackfen School for Girls?
Blackfen School for Girls has around 1,402 pupils on roll according to the latest school census data.
How can I compare Blackfen School for Girls with other schools?
View Blackfen School for Girls's full profile on FavSchools for multi-year results and Ofsted history, then use the comparison tool or interactive map to explore nearby alternatives in Bexley.