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Blackfen School for Girls

Secondary · Girls · Ages 11–18 · Academy

Blackfen Road, Sidcup DA15 9NU · blackfenschoolforgirls.co.uk · 020 8303 1887

On the mapSearch near DA15 9NU

Overview

Ofsted
No overall grade
2019 framework · inspected Mar 2025
GCSEs, 2024/25
44.1
average Attainment 8 score. Bexley 50.6, England 46
Demand for places
0.5
first choices for each place · Year 7, September 2026
Pupils
1,324
88% of 1,500 places
Local authority
Bexley
Sixth form
Yes
Admissions
Non-selective
Free school meals
16.4%
First language not English
18.1%
School census 2025/26
Trust
Blackfen School for Girls

The official school record (Department for Education)

Admissions

For Year 7 in September 2026, 120 families put the school first and 223 places were offered; 100% of those families were offered a place there. Admission depends on the school’s own rules.

First choices against places

20222023202420252026September 2022: 182 (Places 230)182September 2023: 144 (Places 224)144September 2024: 116 (Places 223)116September 2025: 111 (Places 180)111September 2026: 120 (Places 223)120Places 223
Year 7PlacesFirst choicesPer place% offered
September 2026Sept 20262231200.5100%
September 2025Sept 20251801110.6100%
September 2024Sept 20242231160.5100%
September 2023Sept 20232241440.695%
September 2022Sept 20222301820.893%

Results

In 2024/25 the average Attainment 8 score at GCSE was 44.1, and 38.6% of pupils got grade 5 or above in English and maths. Across Bexley it was 50.6, and across England 46.

In 2024/25 the average A level result was grade C+ (34 points per entry).

GCSE results

Attainment 8

2019/20 to 2020/21: no school results published15/1616/1717/1818/1921/2222/2323/2424/252016/17: 45.8 (England 46.3)45.82017/18: 47.6 (England 46.5)47.62018/19: 46.2 (England 46.7)46.22021/22: 47.8 (England 48.8)47.82022/23: 46.4 (England 46.3)46.42023/24: 46.9 (England 45.9)46.92024/25: 44.1 (England 46.0)44.1England 46.0
2024/25TrendSchoolEngland
●44.146.0
▼38.6%45.4%
▼61.0%64.8%
▼21.9%40.5%
▼3.634.09

Where Year 11 leavers went

2015/162016/172017/182018/192019/202021/222022/232023/24
Left in 2023/24Since 2021/22
School sixth form48−10.6
Sixth form college7.2−1.2
Further education29.1+6.8
Other education0.4−0.5
Apprenticeship4.9+3
Employment1.8−1.9
Not in a lasting destination4.5+1.2
Activity not captured4+3.1

A levels and other 16 to 18 results

A level average grade

2019/20 to 2020/21: no school results published15/1616/1717/1818/1921/2222/2323/2424/252015/16: 25.6 (England 30.5)C-2016/17: 27.5 (England 31.1)C-2017/18: 29.5 (England 32.1)C2018/19: 28.3 (England 32.9)C-2021/22: 37.9 (England 37.9)B-2022/23: 30.9 (England 34.2)C2023/24: 31.7 (England 34.4)C2024/25: 34.0 (England 35.0)C+England 35.0
2024/25TrendAverage gradeProgress
135 studentsC+ (34)Above average +0.19
136 studentsC+ (34)Above average +0.19
104 studentsMerit+ (29.1)Average -0.06
2.8%AAB or better
96.4%finished their course
Earlier years: A levelStudentsAverage gradeProgress
2023/24110C (31.7)+0.18
2022/23120C (30.9)—
2021/22137B- (37.9)—
2018/19137C- (28.3)-0.16
2017/1894C (29.5)+0.02
2016/17166C- (27.5)-0.06
2015/16134C- (25.6)-0.09

Where sixth-form leavers went

2015/162016/172017/182018/192019/202021/222022/232023/24
Left in 2023/24Since 2021/22
University42.9−0.8
Further education1.3−0.8
Apprenticeship11.7−0.9
Employment33.8+4.9
Not in a lasting destination8.4−2.1
Activity not captured1.9−0.2

Ofsted

Ofsted inspected Blackfen School for Girls on 11 March 2025 under its 2019 framework. Inspections from September 2024 give no overall grade.

Overall
No overall grade
Inspected
11 Mar 2025
Graded inspection

Safeguarding effectiveInspection reports

Graded areas

Quality of educationGood
Behaviour and attitudesGood
Personal developmentGood
Leadership and managementGood
Sixth formGood

Previously: Remains Good, ungraded inspection, Dec 2019

Earlier inspections

September 2019 to November 2025

  • Dec 2019Ungraded inspectionRemains Good
    SafeguardingEffective

Before September 2019

  • Nov 2011Good
    Outcomes for pupilsGood
    Quality of teaching, learning and assessmentGood
    Leadership and managementGood
    16 to 19 study programmesGood
  • Apr 2009Requires improvement
    Outcomes for pupilsRequires improvement
    Quality of teaching, learning and assessmentRequires improvement
    Leadership and managementRequires improvement
    16 to 19 study programmesGood

What parents said

78% of the parents who answered Ofsted’s Parent View survey would recommend the school (134 replies, to 1 September 2025).

Recommend
78%
Replies
134
10% · 1 Sept 2025
Child is happy at school▼83% agreeEngland 89%
Child feels safe●90% agreeEngland 90%
Pupils are well behaved▼67% agreeEngland 84%
School has high expectations▼80% agreeEngland 84%
Child does well▼79% agreeEngland 87%
Told what child will learn▼57% agreeEngland 84%
Told how child is doing▼78% agreeEngland 85%
Good range of subjects●92% agreeEngland 91%
Can join clubs and activities▼87% agreeEngland 91%
Supports personal development▼68% agreeEngland 79%
Concerns are dealt with properly▼74% agreeEngland 77%

based on the 81% who raised concerns

Bullying dealt with quickly▲53% agreeEngland 50%

based on the 34% who had a child bullied

Gets the SEND support they need●66% agreeEngland 67%

based on 29 parents (22%) with SEND

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