12 14, Flat 4, Thirlmere Road, London, SW16 1QW
About 12 14
12 14 is an end-of-terrace house in London (SW16 1QW). It has a recorded floor area of 77 m² (around 829 sq ft) and construction records dating it to 1930-1949. The latest certificate (December 2018) shows a C (score 77), near the top of the C band. When first surveyed in September 2009 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Very Good. At 77 m² this is the 12th smallest of 13 units on EPC record in 12 14, where floor areas span 34–77 m².
Energy performance
EPC Rating
Certificate validity
Valid until 6 December 2028
Property Improvements
Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
12 14 has no planning applications on record.
But the area is active
12 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 14 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£492,000
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 1QW: £547,000 (2025–2024).
Nearby sales in SW16 1QW
Flat 2, 4 Thirlmere Road, Lambeth, London, SW16 1QW
Sold Nov 2025
£535,000Flat 2, 3 Thirlmere Road, London, SW16 1QW
Sold May 2025
£547,00016 Thirlmere Road, Lambeth, London, SW16 1QW
Sold Mar 2025
£2,825,000Flat 4, 17 Thirlmere Road, London, SW16 1QW
Sold Mar 2025
£466,50021 Thirlmere Road, Lambeth, London, SW16 1QW
Sold Mar 2024
£1,800,000
Versus other Thirlmere Road homes
12 14 outperforms the street on epc rating by a wide margin.
EPC Rating
77 (C)
Street avg 69 (D)
Floor Area
77 m²
Street avg 58 m²
CO₂ Emissions
1.8 t/year
Street avg 2.3 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Similar properties nearby
12 14, Flat 3, Thirlmere Road
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12 14, Flat 6, Thirlmere Road
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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
0.1 km
Garrads Road — bus stop.
Closest school
0.2 km
St Leonard's Church of England Primary School. 63 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
55.8dB

Night-time· 23:00 – 07:00
47.6dB







