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Get startedHereford House is a one-bedroom mid-terrace house in Kensington And Chelsea, London, London (SW3 1LU). It has a recorded floor area of 49 m² (around 527 sq ft) and construction records dating it to 1967-1975. At 49 m² this is the smallest unit on EPC record across Hereford House (49–118 m²). The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (43 versus a best of 77). The latest certificate (June 2025) shows an E (score 43), well below the UK norm with real room to improve. When first surveyed in November 2009 the rating was G, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good. The recommended improvements would lift it to B (score 81), a 3-band jump. Main heating runs on electricity.
Held since August 2001 — that's 25 years off the open market, well above the local norm. Today's modelled estimate of £603,000 sits 141.3% above the 2001 sale of £249,900. At 49 m² it's 27.9% smaller than the typical home in the postcode (68 m² median across 15 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs).
Recommended upgrades on file would lift this property by multiple EPC bands.
Hereford House valuation sits well clear of the typical sold price in this postcode.
£603,000
Modelled from EPC, postcode comparables.
£249,900
Recorded with HM Land Registry.
Everything we know about this property, compiled into one in-depth, downloadable report.
Hereford House is notably below the street on epc rating.
Price per m²
£5,100
Street avg £10,659
Floor Area
49 m²
Street avg 67 m²
Habitable Rooms
2 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
Brompton Square — bus stop.

Daytime· 07:00 – 23:00
58.9dB

Changes detected from historical EPC data
Hot water system upgraded
Hot water system changed
More low energy lighting installed
Hot water system upgraded
Are we missing something? Tell us about home improvements to help adjust your valuation.
17 August 2001Most recent
£249,900
Median price across the last 5 sales in SW3 1LU: £1,000,000 (2025–2014).
Hereford House Flat 5 11 Ovington Gardens Kensington And Chelsea London
Sold Apr 2025
Hereford House Flat 1 11 Ovington Gardens Kensington And Chelsea London
Sold Nov 2023
Hereford House Flat 10 11 Ovington Gardens Kensington And Chelsea London
Sold Jun 2021
Hereford House Flat 3 11 Ovington Gardens Kensington And Chelsea London
Sold Nov 2014
Hereford House Flat 16 11 Ovington Gardens Kensington And Chelsea London
Sold Nov 2014
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Street avg 3 rooms
CO₂ Emissions
3.8 t/year
Street avg 3.0 t/year
SW3 1LS
Closest school
0.6 km
Marlborough Primary School. 54 schools nearby.
Night-time· 23:00 – 07:00
49.0dB