143a, Flat 1, Streatham High Road, London, SW16 6EG
About 143a
143a is an end-of-terrace house in London (SW16 6EG). It has a recorded floor area of 66 m² (around 710 sq ft) and construction records dating it to 1900-1929. The latest certificate (February 2025) shows a C (score 74). When first surveyed in July 2023 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, window efficiency went from Poor to Good and lighting went from Poor to Very Good.
At 66 m² the property is well over the postcode median (41 m² across 63 EPCs), placing it in the larger end of the local stock.
Energy performance
EPC Rating
Certificate validity
Valid until 6 February 2035
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
Wall insulation improved
More low energy lighting installed
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 £1,020 · Includes VAT
Planning history
143a has no planning applications on record.
But the area is active
8 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
143a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£411,000
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 6EG: £250,000 (2025–2021).
Nearby sales in SW16 6EG
181 Streatham High Road, Lambeth, London, SW16 6EG
Sold Nov 2025
£5,000199 Streatham High Road, Lambeth, London, SW16 6EG
Sold Jul 2025
£250,000Flat 1, 143 Streatham High Road, London, SW16 6EG
Sold Feb 2024
£280,000149 Streatham High Road, Lambeth, London, SW16 6EG
Sold Dec 2021
£2,650,000Flat B, 163 Streatham High Road, London, SW16 6EG
Sold May 2021
£200,000
Versus other Streatham High Road homes
143a outperforms the street on floor area by a wide margin.
EPC Rating
74 (C)
Street avg 64 (D)
Floor Area
66 m²
Street avg 43 m²
CO₂ Emissions
1.9 t/year
Street avg 1.9 t/year
Habitable Rooms
3 rooms
Street avg 2 rooms
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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
St Leonard's Church — bus stop.
Closest school
0.4 km
St Leonard's Church of England Primary School. 68 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
54.7dB

Night-time· 23:00 – 07:00
45.5dB







