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Get started15 Chapel Street is a mid-terrace house in Westminster, London, London (SW1X 7BY). It has a recorded floor area of 315 m² (around 3391 sq ft), construction records dating it to 1900-1929 and council tax band H. The latest certificate (February 2015) shows a D (score 55), a step below the typical UK home. When first surveyed in October 2013 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Good; while window efficiency dropped from Poor to Very Poor and hot-water efficiency dropped from Good to Average. The recommended improvements would push it to C (score 77). The latest certificate is from February 2015, so improvements made since then won't be reflected.
Today's modelled estimate of £5,293,000 is 28% below the 2015 sale of £7,350,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£2,168/sq ft) was about 137.8% above the typical sold price in the postcode. 10 planning records sit against the property, 7 approved, 3 refused. Past consents include an extension, new windows and a basement excavation, meaningful when judging how the property has evolved. On the market in February 2015 and unlisted since — roughly 11 years.
15 Chapel Street's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 03 Feb 2025
15 Chapel Street has 6 separate extension applications on the council record.
Extension: Single storey · Rear of property
Erection of a single storey rear extension at lower ground floor level with external staircase, lowering part of internal floor level and replacement of third floor UPVC windows with timber windows to front elevation.
Latest sale on 15 Chapel Street was the highest on Land Registry record across the postcode.
£5,293,000
Modelled from EPC, postcode comparables.
£7,350,000
Recorded with HM Land Registry.
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15 Chapel Street outperforms the street on price per m² by a wide margin.
Price per m²
£23,333
Street avg £16,935
Floor Area
315 m²
Street avg 311 m²
Habitable Rooms
9 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Grosvenor Place / Hyde Park Corner — bus stop.

Daytime· 07:00 – 23:00
61.9dB

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Changes detected from historical EPC data
Hot water system changed
Windows upgraded, improving insulation
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey · Rear of property
Erection of a single storey rear extension at lower ground floor level with external staircase, replacement of third floor UPVC windows with timber windows to front elevation, and internal alterations on all floors including lowering of floor level and alterations to partitions.
8 more applications for this property
See the full planning history in the property report.
26 February 2015Most recent
£7,350,000
Median price across the last 5 sales in SW1X 7BY: £5,790,000 (2022–2014).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Plus much more
Comparable sales, transport, crime, schools and more

Street avg 9 rooms
CO₂ Emissions
13.0 t/year
Street avg 13.6 t/year
Closest school
0.5 km
St Peter's Eaton Square CofE Primary School. 62 schools nearby.
Night-time· 23:00 – 07:00
54.3dB