Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started23a is a mid-terrace house in Kensington And Chelsea, London, London (SW3 1LJ). It has a recorded floor area of 98 m² (around 1055 sq ft) and construction records dating it to before 1900. At 98 m² this is the 2nd smallest of 9 units on EPC record in the building, where floor areas span 58–671 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (June 2022) shows a C (score 69), just inside the C band. When first surveyed in June 2009 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Poor, hot-water efficiency went from Average to Good and lighting went from Average to Good.
Sale prices here have outpaced London HPI: 31.3% per year against 0% for the wider region. Today's modelled estimate of £1,529,000 is 21.6% below the 2014 sale of £1,950,000, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£1,849/sq ft) was about 195.7% above the typical sold price in the postcode. At 98 m² it's 16.7% larger than the typical home in the postcode (84 m² median across 21 EPCs). 12 years since the last transfer (June 2014).
Sale price has at least doubled since 2011.
£1,529,000
Modelled from EPC, postcode comparables and a sale-price growth of 31.3% per year over 3 years.
£1,950,000
Growth on file: 31.3% per year over 3 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
On price per m², 23a stands well clear of the street.
Price per m²
£19,898
Street avg £10,306
Floor Area
98 m²
Street avg 100 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Brompton Square — bus stop.

Daytime· 07:00 – 23:00
58.3dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Single glazing replaced with double or better glazing
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
30 June 2014Most recent
£1,950,000
+110.8%over 2 years3 October 2011
£925,000
Median price across the last 5 sales in SW3 1LJ: £3,600,000 (2025–2017).
Flat 2 43 Ovington Square London
Sold Apr 2025
29 Ovington Square Kensington And Chelsea London
Sold Apr 2024
Flat 3 35 Ovington Square London
Sold Oct 2022
25 Ovington Square Kensington And Chelsea London
Sold Nov 2021
31 Ovington Square Kensington And Chelsea London
Sold Jul 2017
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
3.1 t/year
Street avg 4.0 t/year
SW3 1LT
Closest school
0.4 km
Marlborough Primary School. 54 schools nearby.
Night-time· 23:00 – 07:00
48.2dB