Property data
Sale history
Date Paid price Annual growth After inflation
Jan 2001 £399,000 83.6% 81.7%
Nov 1998 £105,000 na na
Bedrooms
2
Type
Flat
Council tax band
G
Company ownership
Title number
BGL27890
Tenure
Leasehold/other
Title address
Flat 1, 20 Onslow Square, London
Owner
ZULAMANGA LIMITED
Incorporated in GIBRALTAR
Proprietor address: Flat 1, 20 Onslow Square, London SW7 3NP
Ownership record added to Land Registry's corporate ownership dataset 28 Mar 2001
Frequently asked questions

According to HM Land Registry price paid data, Flat 1 20 Onslow Square last sold for £399,000 in January 2001.

The bedroom count is shown as 2 bedrooms. Bedroom numbers can come from a previous estate agency listing, an EPC record, or an estimate based on the size of the property.

When we last checked, Flat 1 20 Onslow Square was in council tax band G. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

Flat 1 20 Onslow Square is in postcode SW7 3NP, in South Kensington. You can also view HouseMetric's sold-price page for Onslow Square, SW7 3NP 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.