FavSchools
Areas

Blackfen School for Girls

SecondaryData as of May 2026
Blackfen School for Girls logo

Blackfen School for Girls

Blackfen Road, Sidcup, DA15 9NU

Academy converter · Ages 11–18 · Non-selective · Girls

Ofsted
Good
Mar 2025

Historical inspection outcome; read the latest report for the full findings.

Academic picture

44.0school · 46.0 national reference

Attainment 8 · 2024/25. Average GCSE points across eight subjects, not a percentage.

Why is Progress 8 unavailable?

Progress 8 is unavailable nationally for this year because the cohort's KS2 baseline tests were cancelled. This is not a negative judgement on the school.

Explore results and trends

Before you apply

Confirm entry-year admission rules, places and selection requirements with the school or local authority.

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%

Exam attainment

Attainment 8 · GCSE points across eight subjects, not a percentage or a measure of progress.

School · 2024/25

44.0

National · same year

46.0

SchoolNational reference
View data by year
Attainment 8 values by academic year
YearSchoolNational
2022/2346.446.4
2023/2446.946.4
2024/2544.046.0

Learning progress

Progress 8 · Progress compared with pupils who had similar prior attainment. Zero is the national progress baseline.

School · 2024/25

Not available

National · same year

Not available

SchoolNational reference
View data by year
Progress 8 values by academic year
YearSchoolNational
2022/23-0.110.00
2023/24-0.140.00
2024/25Not availableNot available

Progress 8 is unavailable for 2024/25 because the cohort's KS2 baseline tests were cancelled nationally. Missing values are not zero.

Grades at or above each threshold

These percentages overlap: grades 9–7 are also included in 9–5 and 9–4. Do not add the lines together.

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

Location & Area

Explore the neighbourhood around the school

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

Nearby secondary schools

Closest alternatives within 15 km.

Bexley Grammar School
0.94 km away · Academy converter
Outstanding
Marlborough School
1 km away · Community special school
Good
Hurstmere School
1.15 km away · Academy converter
Requires improvement
Park View Academy
1.45 km away · Other independent special school
Chislehurst and Sidcup Grammar School
1.46 km away · Academy converter
Good

Most parents compare a few schools before deciding. Put this school side by side with nearby alternatives — available results, intake and location in one view.

Open compare tool

About Blackfen School for Girls

Blackfen School for Girls is a secondary school in Sidcup, Bexley. Its latest Ofsted outcome is Good (2025 inspection). According to the latest Ofsted Parent View survey (Sept 2025, 134 responses), 78% of parents would recommend this school. Latest published results: GCSE 2024/25: Attainment 8 44.0. The school has around 1,402 pupils on roll. Compare the available school details with nearby alternatives to help build your shortlist.

Explore on mapLeague tablesCompare schools

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

Schools near Blackfen School for Girls

Other open schools within 15 km, matched to this school's phase where known.

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 do parents say about Blackfen School for Girls?
Ofsted Parent View (Sept 2025, 134 responses): 78% of parents would recommend Blackfen School for Girls.
What are Blackfen School for Girls's latest exam results?
Blackfen School for Girls: GCSE 2024/25: Attainment 8 44.0. Check the source and academic year shown with each result.
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 available results and school details, then use the comparison tool or interactive map to explore nearby alternatives in Bexley.