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Get startedApartment 1003 is a two-bedroom end-of-terrace house in Westminster, London, London (W2 1AP). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 2007-2011 and council tax band G. The latest certificate (June 2021) returns a B (score 84), comfortably above the UK average. The rating has held steady at B across 3 certificates since November 2010. Between certificates, lighting went from Good to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. At 87 m² this is the 40th smallest of 62 units on EPC record in the building, where floor areas span 31–307 m². The building's EPC ratings span C to B, with this unit at the top.
It hasn't traded since December 2010, a hold of 15 years that's notably long for the area. At 87 m² it's 24.3% larger than the typical home in the postcode (70 m² median across 61 EPCs). Today's modelled estimate of £1,203,000 is 15.7% above the 2010 sale price.
Apartment 1003's carbon output is low for the local stock.
Apartment 1003 valuation sits well clear of the typical sold price in this postcode.
£1,203,000
Modelled from EPC, postcode comparables.
£1,040,000
Recorded with HM Land Registry.
Apartment 1003 outperforms the street on habitable rooms by a wide margin.
Price per m²
£11,954
Street avg £11,754
Floor Area
87 m²
Street avg 81 m²
Habitable Rooms
4 rooms
Rail-style transport is unusually close for this postcode.
Crime
19/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Praed Street — bus stop.

Daytime· 07:00 – 23:00
63.0dB

Changes detected from historical EPC data
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Wall insulation upgraded
Heating controls changed
Are we missing something? Tell us about home improvements to help adjust your valuation.
15 December 2010Most recent
£1,040,000
Median price across the last 5 sales in W2 1AP: £880,000 (2025–2017).
Apartment 1306 4 Merchant Square East Westminster London
Sold Mar 2025
Apartment 1004 4 Merchant Square East Westminster London
Sold Nov 2020
Apartment 1205 4 Merchant Square East Westminster London
Sold Dec 2018
Apartment 1006 4 Merchant Square East Westminster London
Sold Oct 2018
Apartment 1005 4 Merchant Square East Westminster London
Sold Dec 2017
Street avg 3 rooms
CO₂ Emissions
1.2 t/year
Street avg 1.1 t/year
W2 1NT
Closest school
0.3 km
Ark King Solomon Academy. 61 schools nearby.
Night-time· 23:00 – 07:00
53.8dB
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