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Last refresh: 14 June 2026

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  5. Chislehurst and Sidcup Grammar School
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Chislehurst and Sidcup Grammar School

URN
137423
Phase
Secondary
Status
Open

School overview

School name
Chislehurst and Sidcup Grammar School
URN
137423
Phase
Secondary
Gender
Mixed
Age range
11-18
Status
Open

School Compass Score

Excellent

80 / 100

Excellent

Based on official data for academic year 2024/25.

Academic Outcomes

100

Inspection

55

Admissions Value

73

Destinations

71

Stability & Context

100

School Compass rankings

Top 25% of secondary schools in England

Top 25% nationally

#5 of 14 schools in Bexley

Based on School Compass rankings calculated from performance, inspection, admissions and destination data.

School Compass recommendation

Consider

This school has a mixed profile and may warrant further investigation.

Get the full School Compass Parent Report →

Based on School Compass analysis of official performance, inspection, admissions and destination data.

Admissions strategy

  • Application category: Target school
  • Admissions pressure: Very high competition
  • Admissions risk: Very high risk

Include safety schools — admissions are highly competitive

Get the full Parent Report

Available in the full Parent Report:

  • Recommended application mix
  • Alternative schools
  • Admissions warnings

View Parent Report options →

Crime & Safety

  • Safety score: Safe
  • National comparison: Lower crime than average
  • Crime trend: Stable trend
  • Confidence: High confidence

Higher share of violent and serious offences than typical

View full Crime & Safety analysis in Parent Report

Available in the full Parent Report:

  • Crime categories in the surrounding area
  • Local authority and nearby-school comparisons
  • Safety trends over the past year
  • Area context and confidence notes

View full Crime & Safety analysis in Parent Report →

Area crime data reflects the surrounding neighbourhood — it is not a measure of school safeguarding or on-site safety.

  • Area crime data reflects the surrounding neighbourhood — it is not a measure of school safeguarding or on-site safety.
  • This section reflects police-recorded crime in the surrounding area, not incidents on school premises.
  • Figures are anonymised by the police and aggregated within approximately one mile of the school site.

Question 1: Is it a good school?

School Compass Parent Report

Your decision briefing for Chislehurst and Sidcup Grammar School

A plain-English verdict on school quality, plus application strategy, rankings, similar schools, and neighbourhood crime context — one PDF for £4.99. No subscription.

Preview sample report →

£4.99 — one-time purchase

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Question 2

Can we realistically get in?

  • Data confidence: Moderate confidence
  • Admissions pressure: Competitive
  • Personalised application strategy available
  • 8 alternative schools identified

What Admissions Advantage can and cannot tell you

Can tell you

  • Competitiveness on published admissions data
  • Demand trends over recent admission cycles
  • Application portfolio balance across your shortlist
  • Accessible alternative schools in your area

Cannot tell you

  • Last admitted distance
  • Catchment boundaries
  • Postcode-specific likelihood
  • Offer probability
  • Waiting list position
  • Priority rules
  • Grammar / selective cut-offs

Get Admissions Advantage — £9.99

Full confidence factors, trend analysis, portfolio coaching, school names, and rationales are in the paid report only.

View Admissions Advantage options →

Can we realistically get in?

School Compass Admissions Advantage

Admissions strategy for Chislehurst and Sidcup Grammar School

A nine-page admissions briefing: competitiveness, pressure trends, portfolio balance, alternatives, and a plain-English action plan — advice-first, not a prediction of offer outcomes.

£9.99 — Admissions Advantage

One school, one admissions briefing. Buy Parent Report and Admissions Advantage separately if you want both decision reports.

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Is this the right school and area for our family?

Complete School Decision Report

Full family decision briefing for Chislehurst and Sidcup Grammar School

One integrated PDF — school quality, admissions reality, neighbourhood safety, transport, housing, amenities, persona lens, trade-offs, and a plain-English action plan.

£14.99 — Complete School Decision Report

Everything in Parent Report and Admissions Advantage, plus family-life context and a unified verdict — one purchase, one PDF.

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Ofsted inspections

Ungraded inspection
Latest publication date
6 February 2023
Inspection date
14 December 2022
Inspection type
-
Category of concern
None recorded
SafeguardingNot available

Inspection outcomes

  • Outcome

    School remains Good

    Graded 6 February 2023

View official Ofsted report (opens in a new tab)

Inspection history

Showing the last 1 inspection on record, including monitoring visits.

Admissions

Very High pressure

Official Department for Education applications and offers data for Secondary Transfer in academic year 2025/26.

Academic year

Academic year

2025/26

Published admission number (PAN)

Published admission number (PAN)

192

Places offered by the school

Applications received

Applications received

1,327

Times listed as any preference

Offers made

Offers made

192

Preferred offers from this school

Oversubscription ratio

Oversubscription ratio

6.91×

Applications per place

Offer rate

Where to apply

Use these official links to submit your application. Deadlines and portals are set by your local authority — always confirm the latest dates before you apply.

Local authority
Bexley
Admissions portal
GOV.UK — apply for a secondary school place (Bexley)
Application deadline
31 October 2026 (on-time deadline for secondary entry, September 2027)
School website
http://www.csgrammar.com/

If the portal link opens GOV.UK, select Bexley to reach your council's application system.

Performance & outcomes

Official Department for Education attainment and outcomes data. Suppressed or unpublished figures are shown as “Not published”.

Key stage 4 (secondary)

Key stage 4 (secondary) data for academic year 2024/25

Official Department for Education key stage 4 performance for academic year 2024/25. Progress 8 is not published for this academic year.

Attainment 8

Attainment 8

75.6

Progress 8

Progress 8

Not published

English and maths grade 5 or above

English & maths 5+

98.9%

English and maths grade 4 or above

English & maths 4+

99.5%

EBacc entry

EBacc entry

95.8%

EBacc achievement

Location

DA15 9AG - Hurst Road, Sidcup, Kent

Contact details

Address
Hurst Road, Sidcup, Kent
Postcode
DA15 9AG
Phone
2083026511
Website
http://www.csgrammar.com/
Visit websiteOpen in Google Maps

Administrative details

Local authority name
Bexley
Local authority code
303

School insights

Local authority context

This school is one of 195 schools in Bexley.

Authority statistics

Total schools

195

Open schools

92

Closed schools

103

Primary schools

128

Data quality

Last updated
14 June 2026
Last imported
14 June 2026

Dates reflect the latest GIAS import and any recorded closure date for this school.

The School Compass Score combines academic outcomes, inspection findings, admissions value, destinations, and school stability to help parents compare schools consistently.

  • Not all crime is reported to the police. Small areas can vary significantly year to year.
  • Source: data.police.uk under the Open Government Licence; population from ONS.
  • PublishedInspectedTypeSummaryReport
    6 February 202314 December 2022-School remains GoodView report for inspection published 6 February 2023
    • School remains Good

      Published
      6 February 2023
      Inspected
      14 December 2022
      Type
      -
      Report
      View report

    Contains public sector information licensed under the Open Government Licence v3.0. Source: Ofsted management information via GOV.UK.

    Offer rate

    14.5%

    Offers as a share of applications

    First preference offers: 145

    Contains public sector information licensed under the Open Government Licence v3.0. Source: Department for Education school applications and offers statistics.

    EBacc achievement

    89.9%

    Post-16 (A level)

    Average

    Post-16 (A level) data for academic year 2024/25

    Official Department for Education 16 to 18 performance (A level) for academic year 2024/25.

    Average point score per entry

    APS

    41.2

    Value added

    Value added

    +0.02

    AAB with two facilitating subjects

    AAB %

    27.2%

    Retention

    Retention %

    Not published

    Key stage 4 destinations

    Key stage 4 destinations data for leaver academic year 2022/23

    Sustained destination measures for pupils who completed key stage 4 in 2022/23 (destinations in 2023/24).

    Education destination

    Education %

    98.0%

    Employment destination

    Employment %

    0.0%

    Apprenticeship destination

    Apprenticeships %

    1.0%

    Not in education, employment or training

    NEET %

    1.0%

    Contains public sector information licensed under the Open Government Licence v3.0. Source: Department for Education performance and outcomes statistics (England).

    Secondary schools

    37

    Special schools

    0

    Phase distribution

    • Primary128 (66.0%)
    • Secondary37 (19.1%)
    • Special0 (0.0%)
    • Other29 (14.9%)

    Nearby schools

    School nameDistancePhaseStatus
    Chislehurst and Sidcup Grammar School0 mSecondaryClosed
    Rose Bruford College364 mNot applicableOpen
    Holy Trinity Lamorbey Church of England School379 mPrimaryOpen
    Holy Trinity Lamorbey Church of England Primary School379 mPrimaryClosed
    Birkbeck Primary School450 mPrimaryOpen
    Chatsworth Infant School513 mPrimaryClosed
    Chatsworth Infant School513 mPrimaryOpen
    Burnt Oak Junior School526 mPrimaryClosed
    Burnt Oak Junior School526 mPrimaryOpen
    Hurstmere School547 mSecondaryOpen
    • Chislehurst and Sidcup Grammar School
      Distance
      0 m
      Phase
      Secondary
      Status
      Closed
    • Rose Bruford College
      Distance
      364 m
      Phase
      Not applicable
      Status
      Open
    • Holy Trinity Lamorbey Church of England School
      Distance
      379 m
      Phase
      Primary
      Status
      Open
    • Holy Trinity Lamorbey Church of England Primary School
      Distance
      379 m
      Phase
      Primary
      Status
      Closed

    Similar schools

    Same phase (Secondary) and local authority (Bexley)

    School namePhasePostcodeStatus
    Beths Grammar SchoolSecondaryDA5 1NEClosed
    Beths Grammar SchoolSecondaryDA5 1NEOpen
    Bexley Grammar SchoolSecondaryDA16 2BLOpen
    Bexley Grammar SchoolSecondaryDA16 2BLClosed
    Bexleyheath SchoolSecondaryDA6 7DAClosed
    • Beths Grammar School
      Phase
      Secondary
      Postcode
      DA5 1NE
      Status
      Closed
    • Beths Grammar School
      Phase
      Secondary
      Postcode
      DA5 1NE
      Status
      Open
    • Bexley Grammar School
      Phase
      Secondary
      Postcode
      DA16 2BL
      Status
      Open
    • Bexley Grammar School
      Phase
      Secondary
      Postcode
      DA16 2BL
      Status
      Closed
    • Bexleyheath School
    Birkbeck Primary School
    Distance
    450 m
    Phase
    Primary
    Status
    Open
  • Chatsworth Infant School
    Distance
    513 m
    Phase
    Primary
    Status
    Closed
  • Chatsworth Infant School
    Distance
    513 m
    Phase
    Primary
    Status
    Open
  • Burnt Oak Junior School
    Distance
    526 m
    Phase
    Primary
    Status
    Closed
  • Burnt Oak Junior School
    Distance
    526 m
    Phase
    Primary
    Status
    Open
  • Hurstmere School
    Distance
    547 m
    Phase
    Secondary
    Status
    Open
  • Phase
    Secondary
    Postcode
    DA6 7DA
    Status
    Closed