South Kensington · sold prices

Onslow Gardens sold prices

Across 10 registered transactions, Onslow Gardens sits at a median of £2.05m — a useful anchor for anyone valuing here. The spread is wide — £1.05m to £5m — which is normal on a street where condition and floor level do more to the price than the postcode does. Stock leans towards flats (90% of sales), with 10 leasehold titles among the latest 10. The most recent registered sale went through on 6 Mar 2026.

Registered sales
10
Median
£2.05m
Lowest
£1.05m
Highest
£5m

Price history

£2.0m£3.0m£4.0m£5.0mMar 2025Jun 2025Sept 2025Dec 2025Mar 2026Date of saleSale price (£)28 Mar 2025 · £3.50m21 Jul 2025 · £5m25 Jul 2025 · £3m31 Jul 2025 · £1.13m15 Aug 2025 · £1.11m26 Nov 2025 · £2.25m17 Dec 2025 · £1.05m30 Jan 2026 · £1.65m13 Feb 2026 · £3.70m6 Mar 2026 · £1.85m
Registered sale prices (vertical axis) plotted against date of sale (horizontal axis) — 28 Mar 2025 to 6 Mar 2026, £1.05m£5m. Source: HM Land Registry Price Paid Data.

Every registered sale

Registered sales on Onslow Gardens
AddressDateTypeTenurePrice paid
35 Onslow GardensSW7 3PY6 Mar 2026flatleasehold£1.85m
21 Onslow GardensSW7 3AL13 Feb 2026flatleasehold£3.70m
90 Onslow GardensSW7 3BS30 Jan 2026flatleasehold£1.65m
49 Onslow GardensSW7 3QF17 Dec 2025flatleasehold£1.05m
71 Onslow GardensSW7 3QD26 Nov 2025otherleasehold£2.25m
67 Onslow GardensSW7 3QD15 Aug 2025flatleasehold£1.11m
66 Onslow GardensSW7 3QB31 Jul 2025flatleasehold£1.13m
42 Onslow GardensSW7 3PY25 Jul 2025flatleasehold£3m
84A Onslow GardensSW7 3BS21 Jul 2025flatleasehold£5m
26 Onslow GardensSW7 3AG28 Mar 2025flatleasehold£3.50m

Source: HM Land Registry Price Paid Data, latest registered sale 6 Mar 2026. Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.

Last registered transaction: 6 Mar 2026. For the wider picture see South Kensington house prices or the Onslow Gardens street guide.