51, Chelsea Square, SW3 6LH

51 Chelsea Square is a 427 m² / 4,596 sq ft semi-detached home in South Kensington. It sold for £11,000,000 in June 2021. Indexed forward to today's value, that sale is roughly £10,923k. Recent local prices imply a broad valuation context of £7,063k to £10,081k based on its internal area. The Land Registry and EPC data was last updated 2 July 2026.

Property data
Sale history
Date Paid price Tenure Annual growth After inflation
Jun 2021 £11,000,000 Freehold 59.9% 56.9%
Jul 2017 £1,750,000 Freehold -5.0% -7.0%
Mar 2002 £3,875,000 Leasehold na na
Internal area
427 square metres (4,596 square feet) according to latest EPC inspection
Price per internal area

This property sold for £25,761 per square metre (£2,393 per square foot) in Jun 2021. Indexed forward to today's value, this is roughly £25,582 per square metre (£2,377 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Jun 2021 £11,000,000 £25,761 £10,923,443 £25,582
Jul 2017 £1,750,000 £4,098 £1,715,653 £4,018
Mar 2002 £3,875,000 £9,075 £10,285,154 £24,087

Calculated using the latest EPC internal area of 427 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 £10,923,443. 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 427 m², this implies a valuation between £7,063,000 and £10,081,000. 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
6
Type
Semi-detached
Council tax band
H
Plot size
326 square metres (3,509 square feet) - map showing freehold boundary lines
Planning applications
Planning ref:
April 2023 CON/23/01234
Type:
Discharge of conditions imposed on an existing application
Status:
Application approved with conditions
Address:
51 Chelsea Square, LONDON,
Description:
Details required by condition 4 (Sustainable Drainage Systems (SuDS)) of planning permission 22/03161 (Variation of Condition 2 (compliance with approved drawings) of planning permission PP/22/01133 to alter internal layout of rear ground floor extension; reposition rooflights to rear extension; alter glazed doors facing courtyard; two of the four paneled garage doors to be opening)
Planning ref:
February 2023 PP/22/03161
Type:
Full and householder planning application
Status:
Application approved
Address:
51 Chelsea Square, LONDON,
Description:
Variation of Condition 2 (compliance with approved drawings) of planning permission PP/22/01133 to alter internal layout of rear ground floor extension; reposition rooflights to rear extension; alter glazed doors facing courtyard; two of the four paneled garage doors to be opening
Planning ref:
April 2022 PP/22/01133
Type:
Full and householder planning application
Status:
Application approved
Address:
51 Chelsea Square, LONDON,
Description:
Internal refurbishment and minor extensions to rear ground floor extension. Replacement of roof with additional rooflights.
Planning ref:
April 2022 PP/22/00887
Type:
Full and householder planning application
Status:
Application approved
Address:
51 Chelsea Square, LONDON,
Description:
Internal alterations and full renovation throughout; installation of internal lift incorporating a lift over-run on main flat roof; and like for like replacement of roof coverings
EPC Inspections
Summary:
01 March 2017 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Marketed sale
Tenure:
Owner-occupied
Property type:
Mid-Terrace House , has 11 habitable rooms. Estimated year built 1900 to 1929
Area:
427 sqm (4,596 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, no insulation (assumed). Heating: Boiler and radiators, mains gas, Boiler and radiators, mains gas.
Frequently asked questions

51 Chelsea 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 £10,923,443.
  • Based on an internal area of 427 m² and recent prices in South Kensington, this implies a lower and upper quartile range from £7,063,000 to £10,081,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 51 Chelsea Square last sold for £11,000,000 in June 2021.

HouseMetric shows 51 Chelsea Square as 427 m² (4,596 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 6 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 D, from an inspection dated 01 March 2017. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 51 Chelsea Square was in council tax band H. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

51 Chelsea Square is in postcode SW3 6LH, in South Kensington. You can also view HouseMetric's sold-price page for Chelsea Square, SW3 6LH 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.