4 Cornwallis Avenue, Bexley, London, SE9 3RF
About 4 Cornwallis Avenue
4 Cornwallis Avenue is a three-bedroom semi-detached house in Bexley, London, London (SE9 3RF). It has a recorded floor area of 113 m² (around 1216 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (May 2022) shows an E (score 43), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 73), a 2-band jump. Records show the property has been extended at some point in its history.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£518/sq ft) was about 53.1% above the typical sold price in the postcode. Most recent transfer: December 2022 at £630,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenYes
- GarageYes
Building
- Previously extendedYes
Energy performance
4 Cornwallis Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 15 May 2032
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
4 Cornwallis Avenue has been extended on multiple sides of the property across separate planning applications.
2 applications on record at 4 Cornwallis Avenue, Bexley, London, SE9 3RF
- Feb 2023ExtensionFullOutcome in report
Extension: Side and rear of property
Part 1/ part 2 storey side and rear extension.
- Documents
- 7 docs on file
- Reference
- 22/02968/FUL
- More recent applications — locked
- ExtensionJul 2023Decision
Unlock 4 Cornwallis Avenue, Bexley, London, SE9 3RF's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 25 notable nearby
- The 11 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£676,000
Modelled from EPC, postcode comparables.
£630,000
Recorded with HM Land Registry.
Sales timeline
15 December 2022Most recent
£630,000
Median price across the last 5 sales in SE9 3RF: £558,000 (2021–2013).
Nearby sales in SE9 3RF
5 Cornwallis Avenue, Bexley, London, SE9 3RF
Sold Jun 2021
£800,00014 Cornwallis Avenue, Bexley, London, SE9 3RF
Sold Apr 2019
£558,00010 Cornwallis Avenue, Bexley, London, SE9 3RF
Sold Jul 2015
£497,5003 Cornwallis Avenue, Bexley, London, SE9 3RF
Sold Nov 2013
£453,0001 Cornwallis Avenue, Bexley, London, SE9 3RF
Sold Jun 2013
£568,000
Versus other Cornwallis Avenue homes
4 Cornwallis Avenue is notably below the street on years held.
Price per m²
£5,575
Street avg £4,715
Floor Area
113 m²
Street avg 119 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
7.6 t/year
Street avg 6.4 t/year
Similar properties nearby
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
428/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
County Gate — bus stop.
Closest school
0.4 km
Dulverton Primary School. 34 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
53.3dB

Night-time· 23:00 – 07:00
44.2dB







