666a, Flat 1, Streatham High Road, Lambeth, London, SW16 3QL
About 666a
666a is a semi-detached house in Lambeth, London, London (SW16 3QL). It has a recorded floor area of 30 m² (around 323 sq ft) and construction records dating it to 1900-1929. At 30 m² this is the smallest unit on EPC record across 666a (30–50 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (64 versus a best of 79). The latest certificate (June 2020) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 74).
At 30 m² it sits well below the postcode median (48 m² across 46 EPCs), making it one of the more compact homes locally. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Energy performance
EPC Rating
Certificate validity
Valid until 24 June 2030
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
666a has an approved rear extension on the planning record.
2 applications on record at 666a, Flat 1, Streatham High Road, Lambeth, London, SW16 3QL
- Sept 2019AdvertisingOutcome in report
Replacement of an existing illuminated 48-sheet advertisement display with an internally illuminated D250 digital advertisement display.
- Documents
- 29 docs on file
- Reference
- 19/02805/ADV
- More recent applications — locked
- ExtensionAug 2022Decision
Unlock 666a, Flat 1, Streatham High Road, Lambeth, London, SW16 3QL'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- Every decision — granted, refused or withdrawn (2 on record)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 15 notable nearby
- The 37 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
666a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£259,000
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 SW16 3QL: £310,000 (2024–2017).
Nearby sales in SW16 3QL
Flat 12, 668 Streatham High Road, London, SW16 3QL
Sold Jul 2024
£240,000Flat 8, 668 Streatham High Road, London, SW16 3QL
Sold Mar 2024
£375,000628b, Streatham High Road, London, SW16 3QL
Sold Mar 2023
£350,000628a, Streatham High Road, London, SW16 3QL
Sold Feb 2023
£310,000Flat A, 666 Streatham High Road, London, SW16 3QL
Sold Dec 2017
£280,000
Versus other Streatham High Road homes
On floor area, 666a runs well behind the street norm.
EPC Rating
64 (D)
Street avg 67 (D)
Floor Area
30 m²
Street avg 50 m²
CO₂ Emissions
1.8 t/year
Street avg 2.1 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Similar properties nearby
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
524/mo
Falling year-on-year across the wider district.
Nearest stop
0.0 km
Hermitage Lane — bus stop.
Closest school
0.5 km
Norbury Manor Primary School. 59 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
50.6dB

Night-time· 23:00 – 07:00
40.8dB







