Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get startedJefferson House is a mid-terrace house in Kensington And Chelsea, London, London (SW3 1AX). It has a recorded floor area of 36 m² (around 388 sq ft) and construction records dating it to before 1900. At 36 m² this is the 26th smallest of 32 units on EPC record in Jefferson House, where floor areas span 12–229 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (March 2018) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2008. The recommended improvements would push it to C (score 75).
Sale prices here have outpaced London HPI: 5.9% per year against 0% for the wider region. Today's modelled estimate of £461,000 is 22.9% above the 2024 sale price. At 36 m² the property is well over the postcode median (27 m² across 32 EPCs), placing it in the larger end of the local stock. Sold January 2024 for £375,000.
Jefferson House has more than quadrupled in price since its earliest registered sale in 1995.
£461,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 29 years.
£375,000
Growth on file: 5.9% per year over 29 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
EPC Rating for Jefferson House lags the street by a wide margin.
Price per m²
£10,417
Street avg £14,761
Floor Area
36 m²
Street avg 41 m²
Habitable Rooms
1 rooms
Street avg 1 rooms
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Knightsbridge Station — tram stop.

Daytime· 07:00 – 23:00
58.3dB

Changes detected from historical EPC data
Changed to a more efficient fuel source
Hot water system upgraded
Are we missing something? Tell us about home improvements to help adjust your valuation.
22 January 2024Most recent
£375,000
+8.7%over 2 years25 June 2021
£345,000
-10.4%over 11 years18 November 2009
£385,000
+35.1%over 2 years22 January 2007
£285,000
+39.0%over 2 years11 February 2004
£205,000
+3.0%over 11 months27 March 2003
£199,000
+176.4%over 7 years2 June 1995
£72,000
Median price across the last 5 sales in SW3 1AX: £525,000 (2025–2022).
Jefferson House Flat 8 11 Basil Street Kensington And Chelsea London
Sold Jun 2025
Jefferson House Flat 32 11 Basil Street Kensington And Chelsea London
Sold May 2025
Jefferson House Flat 21 11 Basil Street Kensington And Chelsea London
Sold Oct 2022
Jefferson House Flat 7 11 Basil Street Kensington And Chelsea London
Sold Sept 2022
Jefferson House Flat 20 11 Basil Street Kensington And Chelsea London
Sold Aug 2022
Detailed AI analysis
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
Ad-free · Instant access · Secure Stripe checkout · One-off payment
CO₂ Emissions
2.4 t/year
Street avg 1.8 t/year
SW3 1LS
Closest school
0.8 km
Holy Trinity CofE Primary School. 51 schools nearby.
Night-time· 23:00 – 07:00
49.5dB