« Sold prices in SW7
FLAT 4, 51, ONSLOW SQUARE, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW7 3LR £2,425,000
Last sale price
Approximate location (postcode centre). Map data © OpenStreetMap contributors.
Local planning constraints Conservation area Thurloe/Smith's Charity Listed buildings 2 nearby outlines
Planning designations from planning.data.gov.uk and Environment Agency flood-risk data, © Crown copyright and database right, under the Open Government Licence v3.0. Coverage is incomplete and depends on the local authority — absence here does not guarantee a property is unaffected. Always check official sources.
How this compares Averages cover every recorded sale in SW7 3LR (2020–2026) and are not adjusted for house-price changes over that period — where the market has risen, older sales pull the average below today’s values, so treat this as a rough guide rather than a like-for-like comparison.
£5,991,667
Average in SW7 3LR (2020–2026)
£5,991,667
Average on ONSLOW SQUARE (2020–2026)
-60%
below postcode average
Full transaction history Date sold Price paid Property type Tenure New build 24 February 2026 £2,425,000 Flat/Maisonette Leasehold No
Recent sales nearby £3,750,000
FLAT 2, 43, ONSLOW SQUARE, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW7 3LR
Flat/Maisonette Jul 2023
£17,000,000
57, ONSLOW SQUARE, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW7 3LR
Other Sept 2022
£3,725,000
FLAT 3, 55, ONSLOW SQUARE, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW7 3LR
Flat/Maisonette Jul 2022
£4,950,000
47, ONSLOW SQUARE, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW7 3LR
Flat/Maisonette Dec 2020
More sold prices in SW7 Sold prices in LONDON