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Get started4 Chester Street is a three-bedroom mid-terrace house in Westminster, London, London (SW1X 7BB). It has a recorded floor area of 372 m² (around 4004 sq ft), construction records dating it to before 1900 and council tax band H. The latest certificate (November 2021) shows a C (score 76), near the top of the C band. When first surveyed in December 2012 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Average to Good and window efficiency went from Very Poor to Poor. The recommended improvements would push it to B (score 82). Other recorded features include a balcony.
Sale prices here have outpaced London HPI: 10.8% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£1,498/sq ft) was about 40.6% above the typical sold price in the postcode. At 372 m² the property is well over the postcode median (167 m² across 15 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 73% of similar EPCs). 9 planning records sit against the property, 9 approved, 0 refused. Past consents include an extension and new windows, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. Most recent transfer: June 2020 at £6,000,000.
4 Chester Street's carbon output runs well above what efficient homes in the postcode produce.
Council records include a part-single-part-two-storey rear extension at 4 Chester Street.
Variation of Condition 1 of planning permission dated 31 Janurary 2017 (RN: 16/11228/FULL) for the: Construction of a full width extension at rear lower ground and half width extension at upper ground floor level ; replacement of timber steps to front lightwell with metal steps, new door to front lightwell and lowering part of the vaults floor; replacement of existing rooflight with larger frameless double-glazed rooflight and one new rooflight at main roof level; replacement of doors at rear upper ground floor with a new window; and external renovation and repair works. Namely, to allow the removal of low wall to the rear terrace at first-floor level and replace with black painted railings.
4 Chester Street has more than quadrupled in price since its earliest registered sale in 1999.
£6,448,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.8% per year over 21 years.
£6,000,000
Growth on file: 10.8% per year over 21 years.
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On epc rating, 4 Chester Street stands well clear of the street.
Price per m²
£16,129
Street avg £19,523
Floor Area
372 m²
Street avg 306 m²
Habitable Rooms
11 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Wilton Street — bus stop.

Daytime· 07:00 – 23:00
62.0dB

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Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
Wall insulation improved
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Variation of condition 1 of listed building consent dated 31 Janurary 2017 (RN: 16/11289/LBC) which varied listed building consent dated 27 July 2015 (RN: 15/04148) for the Construction of a full width extension at rear lower ground and half width extension at upper ground floor level ; replacement of timber steps to front lightwell with metal steps, new door to front lightwell and lowering part of the vaults floor; replacement of existing rooflight with larger frameless double-glazed rooflight and one new rooflight at main roof level; replacement of doors at rear upper ground floor with a new window; external renovation and repair works and internal alterations. Namely, to allow the removal of low wall to the rear terrace at first-floor level and replace with black painted railings.
7 more applications for this property
See the full planning history in the property report.
22 June 2020Most recent
£6,000,000
-18.6%over 5 years5 September 2014
£7,375,000
+992.6%over 15 years9 February 1999
£675,000
Median price across the last 5 sales in SW1X 7BB: £2,750,000 (2025–2014).
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 8 rooms
CO₂ Emissions
7.4 t/year
Street avg 12.2 t/year
SW1X 7BA
Closest school
0.4 km
St Peter's Eaton Square CofE Primary School. 63 schools nearby.
Night-time· 23:00 – 07:00
54.3dB