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Get startedThorburn House, Flat 4, Kinnerton Street, Westminster, London, SW1X 8EX
Extendable
About Thorburn House
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Thorburn House is a one-bedroom mid-terrace house in Westminster, London, London (SW1X 8EX). It has a recorded floor area of 105 m² (around 1130 sq ft), construction records dating it to 1967-1975 and council tax band H. Tenure is freehold. At 105 m² this is the 12th smallest of 20 units on EPC record in Thorburn House, where floor areas span 82–193 m². The building's EPC ratings span D to C, with this unit at the top. Our model identifies extension potential, subject to local planning policy. The latest certificate (November 2014) shows a C (score 72). The rating has held steady at C across 2 certificates since April 2009. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Poor. The recommended improvements would push it to B (score 83). The latest certificate is from November 2014, so improvements made since then won't be reflected.
Sale prices here have outpaced London HPI: 8.3% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£1,506/sq ft) was about 72.4% above the typical sold price in the postcode. Last sold in May 2017, so it's been off the market for around 9 years. Across the public record there are 4 sales, relatively high churn for a single property.
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms1
Building
- TenureFreehold
- Heating systemair_source
- Lift
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Thorburn House's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 21 Nov 2024
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Thorburn House has more than quadrupled in price since its earliest registered sale in 1996.
Current estimate
See how we calculated this£1,788,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.3% per year over 21 years.
Last sold (2017)
£1,702,500
Growth on file: 8.3% per year over 21 years.
Sales timeline
Launch offer · 33% off
The complete analysis of Thorburn House, Flat 4, Kinnerton Street, Westminster, London, SW1X 8EX
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
An AI-written breakdown of everything that matters
Versus other Kinnerton Street homes
Four headline reads against 19 similar flats on this street, drawn from the latest EPC and Land Registry data.
Thorburn House is notably below the street on habitable rooms.
Price per m²
£16,214
Street avg £14,788
Floor Area
105 m²
Street avg 105 m²
Habitable Rooms
2 rooms
Street avg 4 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the London district page.
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Sloane Street / Knightsbridge Station — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around SW1X 8EX from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
59.9dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 78 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about Thorburn House, Flat 4, Kinnerton Street, Westminster, London, SW1X 8EX. Each answer is also embedded as structured data for search engines.
