Property data
Sale history
Date Paid price Annual growth After inflation
Feb 2000 £1,600,000 21.3% 19.5%
Feb 1998 £1,075,000 61.0% 59.1%
May 1997 £771,700 na na
Floor plan

Archived estate agent floor plan for Flat 6 105, Onslow Square.

Floorplan 105
View floorplan
Internal area
153 square metres (1,647 square feet) according to latest EPC inspection
Price per internal area

This property sold for £10,457 per square metre (£971 per square foot) in Feb 2000. Indexed forward to today's value, this is roughly £29,808 per square metre (£2,769 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Feb 2000 £1,600,000 £10,458 £4,560,638 £29,808
Feb 1998 £1,075,000 £7,026 £4,175,098 £27,288
May 1997 £771,700 £5,044 £3,155,709 £20,626

Calculated using the latest EPC internal area of 153 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 £4,560,638. 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 £13,530 and £19,990 per square metre (£1,256 and £1,857 per square foot). Based on an internal area of 153 m², this implies a valuation between £2,070,000 and £3,058,000. 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
4
Type
Flat
Council tax band
H
Company ownership
Title number
BGL126901
Tenure
Leasehold/other
Title address
Flat 6, 105 Onslow Square, London
Owner
CAMEL INVESTMENTS LIMITED
Incorporated in JERSEY
Proprietor address: Flat 6, 105 Onslow Square, London SW7 3LU
Ownership record added to Land Registry's corporate ownership dataset 23 Sep 2016
Archived listings
History:
Archived rental listing for Flat 6 105 Onslow Square. Advertised on multiple portals. It was added on 15/06/2022. It last appeared Jul 2022.
Photos:

There are 11 archived estate agent listing photos for Flat 6 105 Onslow Square.

Photos for 105 Onslow Square
View photos
Advertiser remarks:
  • 3 bedrooms
  • 2 bathrooms
EPC Inspections
Summary:
20 September 2024 - energy performance certificate grade C
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Rental
Tenure:
Private rental
Property type:
2nd floor flat in an apartment block with 1 storeys , has 5 habitable rooms. Estimated year built before 1900
Area:
153 sqm (1,647 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: (another dwelling above). Heating: Community scheme.

Summary:
02 July 2014 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Rental
Tenure:
Private rental
Property type:
2nd floor flat in an apartment block with 1 storeys , has 5 habitable rooms. Estimated year built before 1900
Area:
159 sqm (1,711 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: (another dwelling above). Heating: Community scheme.
Frequently asked questions

Flat 6 105 Onslow 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 £4,560,638.
  • Based on an internal area of 153 m² and recent prices in South Kensington, this implies a lower and upper quartile range from £2,070,000 to £3,058,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, Flat 6 105 Onslow Square last sold for £1,600,000 in February 2000.

HouseMetric shows Flat 6 105 Onslow Square as 153 m² (1,647 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 4 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 C, from an inspection dated 20 September 2024. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, Flat 6 105 Onslow Square was in council tax band H. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

Flat 6 105 Onslow Square is in postcode SW7 3LU, in South Kensington. You can also view HouseMetric's sold-price page for Onslow Square, SW7 3LU 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 1 June 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.