Sort by Most recent sale Address Highest price Highest £ per sqm Largest area Smallest area	Last sold	Price paid	Floor area (m²) Floor area (sq ft)	£ per m² £ per sq ft	Type	Sold	m² sq ft	£/m² £/sq ft
Flat 543 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD	02 May 2025	£400,000	26 m² 279 sqft	£15,384 £1,429	Flat (1 bed)
Flat 502 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	10 Feb 2025	£500,000	27 m² 290 sqft	£18,518 £1,720	Flat (1 bed)
Flat 519 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	20 Dec 2024	£565,000 B	36 m² 387 sqft	£15,694 £1,458	Flat (1 bed)
Flat 521 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	25 Apr 2023	£390,000	27 m² 290 sqft	£14,444 £1,341	Flat (Studio)
Flat 507 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	10 Mar 2022	£600,000	30 m² 322 sqft	£20,000 £1,858	Flat (1 bed)
Flat 544 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	01 Dec 2015	£675,000 B	28 m² 301 sqft	£24,107 £2,239	Flat (1 bed)
Flat 541 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	02 Apr 2015	£515,000	25 m² 269 sqft	£20,600 £1,913	Flat (Studio)
Flat 512 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD	11 Dec 2013	£630,000	28 m² 301 sqft	£22,500 £2,090	Flat (1 bed)
Flat 520 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD	07 Aug 2013	£400,000	36 m² 387 sqft	£11,111 £1,032	Flat
Flat 529 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD	05 Nov 2012	£525,000	39 m² 419 sqft	£13,461 £1,250	Flat (1 bed)
Flat 537 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	02 Aug 2011	£500,000	37 m² 398 sqft	£13,513 £1,255	Flat
Flat 536 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	03 Jun 2011	£575,000	39 m² 419 sqft	£14,743 £1,369	Flat (1 bed)
Flat 546 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	25 Aug 2010	£375,000	33 m² 355 sqft	£11,363 £1,055	Flat (Studio)
Flat 527 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD	16 Jul 2010	£390,000	29 m² 312 sqft	£13,448 £1,249	Flat (1 bed)
Flat 501 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	02 Sep 2009	£365,000	30 m² 322 sqft	£12,166 £1,130	Flat (1 bed)
Flat 547 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	11 Mar 2009	£618,000	62 m² 667 sqft	£9,967 £925	Flat (1 bed)
Flat 538 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	19 Mar 2008	£400,000	33 m² 355 sqft	£12,121 £1,126	Flat (Studio)
Flat 525 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD	07 Sep 2007	£620,000			Flat
Flat 522 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	26 Jan 2007	£290,000	26 m² 279 sqft	£11,153 £1,036	Flat (Studio)
Flat 530 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	04 Dec 2006	£227,500			Flat (Studio)
Flat 517 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	15 Aug 2005	£235,000	36 m² 387 sqft	£6,527 £606	Flat (1 bed)
Flat 506 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	12 Oct 2004	£186,000	26 m² 279 sqft	£7,153 £664	Flat
Flat 523 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	14 Nov 2003	£277,000	46 m² 495 sqft	£6,021 £559	Flat (1 bed)
Flat 545 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	07 Nov 2003	£225,500			Flat (Studio)
Flat 525 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD	14 Aug 2003	£430,000			Flat
Flat 531 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	25 Jul 2003	£222,500	26 m² 279 sqft	£8,557 £794	Flat
Flat 508 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	18 Jul 2003	£222,500	26 m² 279 sqft	£8,557 £794	Flat (Studio)
Flat 513 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD	11 Jul 2003	£260,000			Flat
Flat 511 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	29 May 2003	£233,000	31 m² 333 sqft	£7,516 £698	Flat (Studio)
Flat 509 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BD -	18 Mar 2003	£227,500	29 m² 312 sqft	£7,844 £728	Flat
Flat 543 Nell Gwynn House, Sloane Avenue	£400,000 May-2025	26 279	15,384 1,429
Flat 502 Nell Gwynn House, Sloane Avenue -	£500,000 Feb-2025	27 290	18,518 1,720
Flat 519 Nell Gwynn House, Sloane Avenue -	£565,000 B Dec-2024	36 387	15,694 1,458
Flat 521 Nell Gwynn House, Sloane Avenue -	£390,000 Apr-2023	27 290	14,444 1,341
Flat 507 Nell Gwynn House, Sloane Avenue -	£600,000 Mar-2022	30 322	20,000 1,858
Flat 544 Nell Gwynn House, Sloane Avenue -	£675,000 B Dec-2015	28 301	24,107 2,239
Flat 541 Nell Gwynn House, Sloane Avenue -	£515,000 Apr-2015	25 269	20,600 1,913
Flat 512 Nell Gwynn House, Sloane Avenue	£630,000 Dec-2013	28 301	22,500 2,090
Flat 520 Nell Gwynn House, Sloane Avenue	£400,000 Aug-2013	36 387	11,111 1,032
Flat 529 Nell Gwynn House, Sloane Avenue	£525,000 Nov-2012	39 419	13,461 1,250
Flat 537 Nell Gwynn House, Sloane Avenue -	£500,000 Aug-2011	37 398	13,513 1,255
Flat 536 Nell Gwynn House, Sloane Avenue -	£575,000 Jun-2011	39 419	14,743 1,369
Flat 546 Nell Gwynn House, Sloane Avenue -	£375,000 Aug-2010	33 355	11,363 1,055
Flat 527 Nell Gwynn House, Sloane Avenue	£390,000 Jul-2010	29 312	13,448 1,249
Flat 501 Nell Gwynn House, Sloane Avenue -	£365,000 Sep-2009	30 322	12,166 1,130
Flat 547 Nell Gwynn House, Sloane Avenue -	£618,000 Mar-2009	62 667	9,967 925
Flat 538 Nell Gwynn House, Sloane Avenue -	£400,000 Mar-2008	33 355	12,121 1,126
Flat 525 Nell Gwynn House, Sloane Avenue	£620,000 Sep-2007
Flat 522 Nell Gwynn House, Sloane Avenue -	£290,000 Jan-2007	26 279	11,153 1,036
Flat 530 Nell Gwynn House, Sloane Avenue -	£227,500 Dec-2006
Flat 517 Nell Gwynn House, Sloane Avenue -	£235,000 Aug-2005	36 387	6,527 606
Flat 506 Nell Gwynn House, Sloane Avenue -	£186,000 Oct-2004	26 279	7,153 664
Flat 523 Nell Gwynn House, Sloane Avenue -	£277,000 Nov-2003	46 495	6,021 559
Flat 545 Nell Gwynn House, Sloane Avenue -	£225,500 Nov-2003
Flat 525 Nell Gwynn House, Sloane Avenue	£430,000 Aug-2003
Flat 531 Nell Gwynn House, Sloane Avenue -	£222,500 Jul-2003	26 279	8,557 794
Flat 508 Nell Gwynn House, Sloane Avenue -	£222,500 Jul-2003	26 279	8,557 794
Flat 513 Nell Gwynn House, Sloane Avenue	£260,000 Jul-2003
Flat 511 Nell Gwynn House, Sloane Avenue -	£233,000 May-2003	31 333	7,516 698
Flat 509 Nell Gwynn House, Sloane Avenue -	£227,500 Mar-2003	29 312	7,844 728

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

The average price per square metre (per square foot) in Sloane Avenue, Sloane Square is £17,810 sqm (£1,654 per sq ft), this is from the sold price of the 25 most recent sales.
The majority of homes in South Kensington are now selling for between £13,840 and £19,100 per square metre (£1,285 and £1,774 per square foot) , find out more in this local analysis of SW3 3 (South Kensington) house prices.
There are roughly 249 homes on Sloane Avenue, we would have expected about 35 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 25 property sales in Sloane Avenue, averaging about 6 home sales per year .
The average size of all the properties on Sloane Avenue is 32 m2 (344 sqft).