12 Alwyn Close, New Addington, Croydon, CR0 0QP
About 12 Alwyn Close
12 Alwyn Close is a semi-detached house in New Addington, Croydon, Croydon (CR0 0QP). It has a recorded floor area of 146 m² (around 1572 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (December 2024) shows a C (score 73). When first surveyed in February 2014 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Good to Average and roof efficiency dropped from Very Good to Very Poor.
At 146 m² the property is well over the postcode median (75 m² across 24 EPCs), placing it in the larger end of the local stock. 4 planning records sit against the property, 2 approved, 2 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Everything you need to know about 12 Alwyn Close
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
External or internal wall insulation added
Roof insulation improved
Floor insulation added or improved
Wall insulation upgraded
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
Council records show a subdivision application — the property's legal arrangement has been altered.
4 applications on record at 12 Alwyn Close, New Addington, Croydon, CR0 0QP
- Feb 2015ExtensionFullOutcome in report
Extension: Part single, part two storey
Alterations and use of garage as habitable room; erection of single/two storey front/side/rear extension
- Documents
- 8 docs on file
- Reference
- 14/05021/P
- More recent applications — locked
- ExtensionFeb 2020Decision
- SubdivisionJul 2019Decision
+ 1 more application in the report
Unlock 12 Alwyn Close, New Addington, Croydon, CR0 0QP's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (4 on record)
- All 4 applications on this property in full, plus 10 notable nearby
- The 41 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
12 Alwyn Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£333,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CR0 0QP: £224,950 (2017–2005).
Nearby sales in CR0 0QP
11 Alwyn Close, New Addington, Croydon, CR0 0QP
Sold Jul 2017
£343,5004 Alwyn Close, New Addington, Croydon, CR0 0QP
Sold Nov 2014
£230,00013 Alwyn Close, New Addington, Croydon, CR0 0QP
Sold Jun 2012
£205,0006 Alwyn Close, New Addington, Croydon, CR0 0QP
Sold Aug 2006
£224,9502 Alwyn Close, New Addington, Croydon, CR0 0QP
Sold Jun 2005
£170,000
Versus other Alwyn Close homes
On floor area, 12 Alwyn Close stands well clear of the street.
EPC Rating
73 (C)
Street avg 77 (C)
Floor Area
146 m²
Street avg 91 m²
CO₂ Emissions
3.9 t/year
Street avg 2.2 t/year
Habitable Rooms
8 rooms
Street avg 5 rooms
Everything you need to know about 12 Alwyn Close
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Dunley Drive — bus stop.
Closest school
0.3 km
Good Shepherd Catholic Primary and Nursery School. 18 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
51.8dB

Night-time· 23:00 – 07:00
41.3dB






