Property data
Sale history
Date Paid price Annual growth After inflation
Oct 1997 £2,200,000 -4.4% -6.0%
May 1997 £2,250,000 na na
Floor plan

Archived estate agent floor plan for 20, Carlyle Square.

Floorplan 20
View floorplan
Internal area
374 square metres (4,026 square feet) according to latest EPC inspection
Price per internal area

This property sold for £5,882 per square metre (£546 per square foot) in Oct 1997. Indexed forward to today's value, this is roughly £27,439 per square metre (£2,549 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Oct 1997 £2,200,000 £5,882 £10,262,338 £27,439
May 1997 £2,250,000 £6,016 £10,453,647 £27,951

Calculated using the latest EPC internal area of 374 m². Earlier sale dates may not have had the same measured area available.

Valuation
The most recent sale price indexed forward to today's value is £10,262,338. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in South Kensington are now selling for between £16,540 and £23,610 per square metre (£1,536 and £2,193 per square foot). Based on an internal area of 374 m², this implies a valuation between £6,186,000 and £8,830,000. Treat this as context only. For a valuation using hand-picked comparable sales, use the Advanced search tool — create a shortlist of similar condition homes, then export a valuation report.
Bedrooms
5
Type
Semi-detached
Council tax band
H
Plot size
263 square metres (2,831 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 20 Carlyle Square. Advertised on multiple portals. It was added on 13/09/2024. It last appeared Dec 2024.
Photos:

There are 24 archived estate agent listing photos for 20 Carlyle Square.

Photos for 20 Carlyle Square
View photos
Advertiser remarks:
  • 6 bedrooms
  • 5 bathrooms
Planning applications
Planning ref:
December 2018 ARB/18/07137
Type:
Tree and hedge works
Status:
Application approved
Address:
20 Carlyle Square, LONDON,
Description:
Prune 1 x Magnolia (front)

Planning ref:
June 2012 ARB/12/00384
Type:
Tree and hedge works
Status:
Application approved
Address:
20 Carlyle Square, LONDON
Description:
Prune 1 x Prunus spp (rear).

Planning ref:
September 2010 ARB/10/00599
Type:
Tree and hedge works
Status:
Application approved
Address:
20 Carlyle Square, LONDON
Description:
FELL 1 x Purple Plum (rear).

Planning ref:
March 2010 ARB/10/00167
Type:
Tree and hedge works
Status:
Application approved
Address:
20 Carlyle Square, LONDON
Description:
Prune 1 x Magnolia (front).

Planning ref:
February 2008 ARB/08/00111
Type:
Tree and hedge works
Status:
Application approved
Address:
20 Carlyle Square, LONDON
Description:
Prune 1 x Magnolia (front).

Planning ref:
September 2005 ARB/05/00696
Type:
Tree and hedge works
Status:
Application approved
Address:
20 Carlyle Square, LONDON
Description:
Prune x 1 Magnolia tree (front).
EPC Inspections
Summary:
05 July 2024 - energy performance certificate grade E
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Marketed sale
Tenure:
Owner-occupied
Property type:
Semi-Detached House , has 11 habitable rooms. Estimated year built before 1900
Area:
374 sqm (4,026 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Flat, no insulation (assumed). Heating: Boiler and radiators, mains gas.

Summary:
18 March 2014 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Marketed sale
Tenure:
Owner-occupied
Property type:
Semi-Detached House , has 11 habitable rooms. Estimated year built before 1900
Area:
371 sqm (3,993 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, insulated at rafters. Heating: Boiler and radiators, mains gas.
Frequently asked questions

20 Carlyle Square is worth whatever price a willing buyer and seller agree upon. However, the following can provide useful context.

  • HouseMetric estimates the most recent sale price indexed forward to today's value is £10,262,338.
  • Based on an internal area of 374 m² and recent prices in South Kensington, this implies a lower and upper quartile range from £6,186,000 to £8,830,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 20 Carlyle Square last sold for £2,200,000 in October 1997.

HouseMetric shows 20 Carlyle Square as 374 m² (4,026 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 5 bedrooms. Bedroom numbers can come from a previous estate agency listing, an EPC record, or an estimate based on the size of the property.

The latest EPC rating shown by HouseMetric is E, from an inspection dated 05 July 2024. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 20 Carlyle Square was in council tax band H. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

20 Carlyle Square is in postcode SW3 6EY, in South Kensington. You can also view HouseMetric's sold-price page for Carlyle Square, SW3 6EY or analysis of the South Kensington property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 2 July 2026. Figures such as indexed values and local valuation ranges are calculated estimates for context, while official records can change as public datasets are updated.

For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.