Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started10 Sloane Avenue is a four-bedroom detached house in Kensington And Chelsea, London, London (SW3 3JE). It has a recorded floor area of 330 m² (around 3552 sq ft), construction records dating it to 1930-1949 and council tax band H. The latest certificate (July 2016) shows a D (score 58), a step below the typical UK home. When first surveyed in January 2009 the rating was F, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Average, window efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good; while main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 77).
Sale prices here have outpaced London HPI: 8.1% per year against 0% for the wider region. Today's modelled estimate of £5,725,000 is 14.6% below the 2021 sale of £6,700,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£1,886/sq ft) was about 204.1% above the typical sold price in the postcode. One planning record on file: an extension approved in 2007. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. At 330 m² it's 27.2% larger than the typical home in the postcode (260 m² median across 4 EPCs). Most recent transfer: September 2021 at £6,700,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
10 Sloane Avenue's carbon output runs well above what efficient homes in the postcode produce.
Extension: Rear of property
Erection of a conservatory at rear ground floor level, alteration to existing windows at first floor level and erection of a glass balustrade to the existing balcony at first floor.
Latest sale on 10 Sloane Avenue was the highest on Land Registry record across the postcode.
£5,725,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.1% per year over 18 years.
£6,700,000
Growth on file: 8.1% per year over 18 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Floor Area for 10 Sloane Avenue runs comfortably ahead of the street norm.
Price per m²
£20,303
Street avg £12,855
Floor Area
330 m²
Street avg 259 m²
Habitable Rooms
5 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
Draycott Place — bus stop.

Daytime· 07:00 – 23:00
57.0dB

Changes detected from historical EPC data
Hot water system upgraded
Single glazing replaced with double or better glazing
Roof insulation improved
Ventilation system changed
Heating controls changed
Windows upgraded, improving insulation
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
3 September 2021Most recent
£6,700,000
+235.0%over 14 years18 April 2007
£2,000,000
+25.0%over 3 years29 April 2003
£1,600,000
Median price across the last 5 sales in SW3 3JE: £3,295,000 (2024–2000).
14 Sloane Avenue Kensington And Chelsea London
Sold Sept 2024
22 Sloane Avenue Kensington And Chelsea London
Sold Mar 2017
20 Sloane Avenue Kensington And Chelsea London
Sold Mar 2011
16 Sloane Avenue Kensington And Chelsea London
Sold Oct 1999
12 Sloane Avenue Kensington And Chelsea London
Sold Aug 1997
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
Street avg 7 rooms
CO₂ Emissions
13.0 t/year
Street avg 7.9 t/year
SW3 3NP
Closest school
0.2 km
St Joseph's Catholic Primary School. 54 schools nearby.
Night-time· 23:00 – 07:00
47.3dB