« Sold prices in SW7
97A, ONSLOW SQUARE, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW7 3LU £1,300,000
Last sale price
Energy performance £13,131/m²
Price per m² (last sale)
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Energy performance data © Crown copyright, from the Energy Performance of Buildings Register, licensed under the Open Government Licence v3.0. Assessed Apr 2016.
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.
Schools nearby The nearest 10 schools within 10 miles, by straight-line distance from the postcode centre. These are not catchment areas — admissions depend on each school’s criteria, so check with the local council .
Primary · Academy · ages 4–11 · Roman Catholic ·
website Ofsted, Dec 2023 (as predecessor school) : Good
Secondary · Independent · ages 14–20 ·
website Independent schools are inspected by Ofsted or the ISI — school record Primary · Independent · ages 2–11 · Selective (grammar) · Girls only ·
website Independent schools are inspected by Ofsted or the ISI — school record All-through · Independent · ages 4–19 · Girls only ·
website Independent schools are inspected by Ofsted or the ISI — school record Primary · Independent · ages 2–11 ·
website Independent schools are inspected by Ofsted or the ISI — school record All-through · Independent · ages 2–19 ·
website Independent schools are inspected by Ofsted or the ISI — school record Primary · Council-maintained · ages 5–11 · Roman Catholic ·
website Ofsted, Sept 2023: Outstanding
All-through · Independent · ages 4–13 · Selective (grammar) · Boys only · Roman Catholic ·
website Independent schools are inspected by Ofsted or the ISI — school record All-through · Independent · ages 4–12 · Girls only ·
website Independent schools are inspected by Ofsted or the ISI — school record Primary · Independent · ages 2–8 · Boys only ·
website Independent schools are inspected by Ofsted or the ISI — school record School details from Get Information About Schools (Department for Education). Inspection outcomes from Ofsted management information as at 30 September 2026; check the latest report on Ofsted’s website. Since November 2025 Ofsted report cards grade each area separately and give no overall grade. © Crown copyright, licensed under the Open Government Licence v3.0.
How this compares Averages cover every recorded sale in SW7 3LU (2017–2024) 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.
£2,570,050
Average in SW7 3LU (2017–2024)
£2,570,050
Average on ONSLOW SQUARE (2017–2024)
-49%
below postcode average
Full transaction history Date sold Price paid Property type Tenure New build 23 January 2017 £1,300,000 Flat/Maisonette Leasehold No
Recent sales nearby £1,275,000
109A, ONSLOW SQUARE, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW7 3LU
Flat/Maisonette Sept 2024
£2,100,000
FLAT 3, 93, ONSLOW SQUARE, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW7 3LU
Flat/Maisonette Jun 2024
£5,500,000
FLAT 9, 105, ONSLOW SQUARE, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW7 3LU
Flat/Maisonette Jan 2023
£2,300,000
FLAT 3, 97, ONSLOW SQUARE, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW7 3LU
Flat/Maisonette Jun 2021
£2,650,000
GROUND FLOOR FLAT, 101, ONSLOW SQUARE, LONDON, KENSINGTON AND CHELSEA, GREATER LONDON, SW7 3LU
Flat/Maisonette Oct 2017
More sold prices in SW7 Sold prices in LONDON