South Kensington · SW7 · SW5

Onslow Square, South Kensington

Onslow Square has recorded 11 registered sales in South Kensington, with a median of £2.20m. Between £96,408 to £3.70m, the gap says more about lateral space and light than about the address itself. flats account for 91% of the record here; 11 of the most recent 11 sales were leasehold. The most recent registered sale went through on 15 Jun 2026.

For a wider view of the market around it, see South Kensington house prices — currently near £1,580 per square foot.

Registered sales: 11
Median price paid: £2.20m
Range: £96,408–£3.70m

Recent sold prices on Onslow Square

Registered sales on Onslow Square
Address	Date	Type	Tenure	Price paid
81 Onslow SquareSW7 3LT	15 Jun 2026	flat	leasehold	£3.70m
51 Onslow SquareSW7 3LR	24 Feb 2026	flat	leasehold	£2.42m
20 Onslow SquareSW7 3NP	23 Dec 2025	flat	leasehold	£2.28m
11 Onslow SquareSW7 3NJ	20 Nov 2025	flat	leasehold	£2.75m
MALVERN COURT Onslow SquareSW7 3HU	2 Oct 2025	flat	leasehold	£1.73m
81 Onslow SquareSW7 3LT	15 Aug 2025	flat	leasehold	£2.50m
14 Onslow SquareSW7 3NP	25 Jun 2025	flat	leasehold	£2.20m
MALVERN COURT Onslow SquareSW7 3HY	5 Jun 2025	flat	leasehold	£1.20m
MALVERN COURT Onslow SquareSW7 3HY	25 Apr 2025	flat	leasehold	£1.85m
MALVERN COURT Onslow SquareSW7 3HU	11 Apr 2025	other	leasehold	£96,408

Source: HM Land Registry Price Paid Data, latest registered sale 15 Jun 2026. Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.

Full price history: Onslow Square sold prices

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