Sort by Most recent sale Address Highest price Highest £ per sqm Largest area Smallest area  Export table	Last sold	Price paid	Floor area	£ per square metre	Type	Paid	m2	£/m2
Flat 6 89, Onslow Square, South Kensington, SW7 3LT	03 Oct 2023	£2,600,000	114 sqm	£22,807	Flat (2 bed)
Flat 4 81, Onslow Square, South Kensington, SW7 3LT	29 Jun 2021	£3,325,000	134 sqm	£24,813	Flat (2 bed)
Flat 4 89, Onslow Square, South Kensington, SW7 3LT	29 Jan 2021	£2,450,000	106 sqm	£23,113	Flat (3 bed)
Flat 1 81, Onslow Square, South Kensington, SW7 3LT	05 Sep 2017	£632,000	108 sqm	£5,851	Flat (2 bed)
Flat 2 89, Onslow Square, South Kensington, SW7 3LT	10 Mar 2017	£2,500,000	106 sqm	£23,584	Flat (2 bed)
Flat 7 81, Onslow Square, South Kensington, SW7 3LT	24 Apr 2015	£4,250,000	176 sqm	£24,147	Flat (2 bed)
Flat 6 81, Onslow Square, South Kensington, SW7 3LT	15 Dec 2014	£3,950,000	134 sqm	£29,477	Flat (3 bed)
Flat 7 89, Onslow Square, South Kensington, SW7 3LT	25 Mar 2013	£1,850,000	101 sqm	£18,316	Flat (2 bed)
Flat 10 81, Onslow Square, South Kensington, SW7 3LT	18 Nov 2011	£2,625,000	143 sqm	£18,356	Flat (2 bed)
Flat 3 89, Onslow Square, South Kensington, SW7 3LT	07 Jan 2011	£2,250,000	123 sqm	£18,292	Flat (2 bed)
Flat 5 89, Onslow Square, South Kensington, SW7 3LT	19 Mar 2007	£1,685,000			Flat (1 bed)
Flat 5 81, Onslow Square, South Kensington, SW7 3LT	30 Jun 2006	£2,200,000	176 sqm	£12,500	Flat (3 bed)
Flat 8 81, Onslow Square, South Kensington, SW7 3LT	29 Apr 2004	£1,100,000			Flat (3 bed)
Flat 8 89, Onslow Square, South Kensington, SW7 3LT	31 Dec 2003	£1,100,000			Flat (2 bed)
Flat 9 77 - 85, Onslow Square, South Kensington, SW7 3LT	31 Mar 2003	£1,175,000			Flat
Flat 9 77 - 85, Onslow Square, South Kensington, SW7 3LT	03 Mar 2000	£650,000			Flat
Flat 3 81, Onslow Square, South Kensington, SW7 3LT	01 May 1997	£971,080			Flat (3 bed)
Flat 6 89, Onslow Square	£2,600,000 Oct-2023	114	22,807
Flat 4 81, Onslow Square	£3,325,000 Jun-2021	134	24,813
Flat 4 89, Onslow Square	£2,450,000 Jan-2021	106	23,113
Flat 1 81, Onslow Square	£632,000 Sep-2017	108	5,851
Flat 2 89, Onslow Square	£2,500,000 Mar-2017	106	23,584
Flat 7 81, Onslow Square	£4,250,000 Apr-2015	176	24,147
Flat 6 81, Onslow Square	£3,950,000 Dec-2014	134	29,477
Flat 7 89, Onslow Square	£1,850,000 Mar-2013	101	18,316
Flat 10 81, Onslow Square	£2,625,000 Nov-2011	143	18,356
Flat 3 89, Onslow Square	£2,250,000 Jan-2011	123	18,292
Flat 5 89, Onslow Square	£1,685,000 Mar-2007
Flat 5 81, Onslow Square	£2,200,000 Jun-2006	176	12,500
Flat 8 81, Onslow Square	£1,100,000 Apr-2004
Flat 8 89, Onslow Square	£1,100,000 Dec-2003
Flat 9 77 - 85, Onslow Square	£1,175,000 Mar-2003
Flat 9 77 - 85, Onslow Square	£650,000 Mar-2000
Flat 3 81, Onslow Square	£971,080 May-1997

The data above for Onslow Square can be visualised as a scatter graph, this will show price trends over time.

The average price per square metre (per square foot) in Onslow Square, South Kensington is £24,462 sqm (£2,272 per sq ft), this is from the sold price of the 10 most recent sales.
The majority of homes in South Kensington are now selling for between £14,380 and £21,910 per square metre , find out more in this local analysis of SW7 3 (South Kensington) house prices.
There are approximately 59 homes on Onslow Square, we would have expected roughly 8 sales each year given that in the UK people sell their homes on average once every 7 years.
In the last 4 years there have been 10 property sales in Onslow Square, averaging about 2 home sales per year .
The average size of all the properties on Onslow Square is 148 m2 (1,593 sqft).

*Land Registry 'Category B: Additional Price Paid entry'.