Property data
Sale history
£2,200,000 on Jun 2025
Floor plan

Archived estate agent floor plan for Flat 9 14, Onslow Square.

Floorplan 14
View floorplan
Internal area
110 square metres (1,184 square feet) according to latest EPC inspection
Price per internal area

This property sold for £20,000 per square metre (£1,858 per square foot) in Jun 2025. Indexed forward to today's value, this is roughly £19,303 per square metre (£1,793 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Jun 2025 £2,200,000 £20,000 £2,123,287 £19,303

Calculated using the latest EPC internal area of 110 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 £2,123,287. 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 £13,760 and £20,510 per square metre (£1,278 and £1,905 per square foot). Based on an internal area of 110 m², this implies a valuation between £1,514,000 and £2,256,000. 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
3
Type
Flat
Council tax band
G
Company ownership
Title number
BGL55873
Tenure
Leasehold/other
Title address
Flat 9, 14 Onslow Square, London and storeroom and coal cellar numbered 9
Owner
AMBER FLAME TRADING LTD
Incorporated in BRITISH VIRGIN ISLANDS
Proprietor address: Flat 9, 14 Onslow Square, London SW7 3NP
Ownership record added to Land Registry's corporate ownership dataset 01 Oct 2013
Archived listings
History:
Archived rental listing for Flat 9 14 Onslow Square. Advertised on multiple portals. It was added on 14/07/2022. It last appeared Aug 2022.
Photos:

There are 9 archived estate agent listing photos (taken in July 2022) for Flat 9 14 Onslow Square.

Photos for 14 Onslow Square
View photos
Advertiser remarks:
  • 2 bedrooms
  • 2 bathrooms
EPC Inspections
Summary:
12 May 2020 - energy performance certificate grade E
Reason for EPC:
Marketed sale
Tenure:
Owner-occupied
Property type:
3rd floor flat on the top floor in an apartment block with 1 storeys , has 4 habitable rooms. Estimated year built before 1900
Area:
110 sqm (1,184 square foot) total internal area
Comments:
Walls: Timber frame, as built, no insulation (assumed). Roof: Flat, no insulation (assumed). Heating: Boiler and radiators, mains gas.

Summary:
05 November 2008 - energy performance certificate grade E
Reason for EPC:
None
Tenure:
Private rental
Property type:
None , has 4 habitable rooms. Estimated year built before 1900
Area:
116 sqm (1,249 square foot) total internal area
Comments: