Property data
Sale history
£650,000 on Mar 2004 (est. today's value: £1,421,224)
Bedrooms
na
Type
Flat
Council tax band
na
Frequently asked questions

According to HM Land Registry price paid data, Flat 5 17 Onslow Square last sold for £650,000 in March 2004.

Flat 5 17 Onslow Square is in postcode SW7 3NJ, in South Kensington. You can also view HouseMetric's sold-price page for Onslow Square, SW7 3NJ 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.