18 Thorparch Road is a mid-terrace house in Lambeth, London, London (SW8 4RU). It has a recorded floor area of 78 m² (around 840 sq ft) and construction records dating it to 1900-1929. At 78 m² this is the 7th smallest of 20 units on EPC record in the building, where floor areas span 23–178 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (August 2023) shows a C (score 72). When first surveyed in October 2008 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average and lighting went from Poor to Very Good.
It hasn't traded since November 2008, a hold of 18 years that's notably long for the area. Across the public record there are 5 sales, relatively high churn for a single property. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Sale prices here have outpaced London HPI: 10.9% per year against 0% for the wider region. Today's modelled estimate of £523,000 sits 109.2% above the 2008 sale of £249,999. One planning record on file: a loft conversion approved in 2021. Past consents include a loft conversion, meaningful when judging how the property has evolved.
Erection of a rear dormer loft extension with roof lights on front slope. (First floor flat)
18 Thorparch Road has more than doubled in price since the earliest registered sale in 1999.
£523,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.9% per year over 9 years.
£249,999
Growth on file: 10.9% per year over 9 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
Price per m² for 18 Thorparch Road lags the street by a wide margin.
Price per m²
£3,205
Street avg £6,183
Floor Area
78 m²
Street avg 53 m²
Habitable Rooms
3 rooms
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Lansdowne Green — bus stop.

Daytime· 07:00 – 23:00
54.4dB

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Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Single glazing replaced with double or better glazing
Wall insulation improved
More low energy lighting installed
Window efficiency improved
Full planning data for 18 Thorparch Road, Lambeth, London, SW8 4RU
Every application and decision on this property and nearby, in full, in the report.
25 November 2008Most recent
£249,999
+7.3%over 2 years10 October 2006
£233,000
+29.4%over 2 years13 September 2004
£180,000
+28.6%over 3 years8 June 2001
£140,000
+47.4%over 1 year13 July 1999
£95,000
Median price across the last 5 sales in SW8 4RU: £1,100,000 (2025–2022).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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Street avg 3 rooms
CO₂ Emissions
2.4 t/year
Street avg 2.5 t/year
Closest school
0.4 km
Herbert Morrison Primary School. 93 schools nearby.
Flood risk
Very low
From the Environment Agency.
Night-time· 23:00 – 07:00
44.6dB