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Get startedFlat 5 is a one-bedroom end-of-terrace house in London (SW3 1LJ). It has a recorded floor area of 37 m² (around 398 sq ft), construction records dating it to before 1900 and council tax band F. At 37 m² this is the smallest unit on EPC record across the building (37–84 m²). The building's EPC ratings span D to C, with this unit at the top. On EPC score it ranks first in the building (71 versus a worst of 55). The latest certificate (February 2022) shows a C (score 71). The rating has held steady at C across 2 certificates since November 2008. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.
Held since October 2005 — that's 21 years off the open market, well above the local norm. Sale prices here have outpaced London HPI: 8.6% per year against 0% for the wider region. Today's modelled estimate of £587,000 sits 60.8% above the 2005 sale of £365,000. On a £-per-square-foot basis, the last sale (£916/sq ft) was about 44.7% above the typical sold price in the postcode. At 37 m² it sits well below the postcode median (98 m² across 21 EPCs), making it one of the more compact homes locally.
Flat 5's carbon output is low for the local stock.
Flat 5 saw 3 transfers in just over a decade — high turnover for the postcode.
£587,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.6% per year over 6 years.
£365,000
Growth on file: 8.6% per year over 6 years.
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Floor Area for Flat 5 lags the street by a wide margin.
Price per m²
£9,865
Street avg £11,022
Floor Area
37 m²
Street avg 104 m²
Habitable Rooms
2 rooms
Street avg 4 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
Hot water efficiency decreased
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
14 October 2005Most recent
£365,000
+14.1%over 5 years17 April 2000
£320,000
+45.5%over 8 months16 August 1999
£220,000
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
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Detailed EPC data
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Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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CO₂ Emissions
1.5 t/year
Street avg 4.1 t/year
SW3 1LS
Closest school
0.4 km
Marlborough Primary School. 54 schools nearby.
Night-time· 23:00 – 07:00
48.2dB