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 308 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	17 Mar 2025	£455,000 B	27 m² 290 sqft	£16,851 £1,565	Flat
Flat 304 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	01 Dec 2023	£460,000 B	26 m² 279 sqft	£17,692 £1,643	Flat
Flat 335 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	11 Aug 2023	£565,000	30 m² 322 sqft	£18,833 £1,749	Flat (1 bed)
Flat 338 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	30 Mar 2023	£560,000	35 m² 376 sqft	£16,000 £1,486	Flat
Flat 343 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	23 Nov 2022	£475,000	26 m² 279 sqft	£18,269 £1,697	Flat (1 bed)
Flat 325 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA	31 Mar 2021	£1,000,000			Flat
Flat 333 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	11 Mar 2021	£500,000	28 m² 301 sqft	£17,857 £1,658	Flat (Studio)
Flat 310 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA	29 May 2020	£620,000	36 m² 387 sqft	£17,222 £1,599	Flat
Flat 339 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	18 Dec 2018	£530,000	25 m² 269 sqft	£21,200 £1,969	Flat
Flat 324 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA	27 Sep 2018	£520,000	28 m² 301 sqft	£18,571 £1,725	Flat
Flat 337 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	27 Jun 2018	£560,000	27 m² 290 sqft	£20,740 £1,926	Flat (1 bed)
Flat 323 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	06 Mar 2015	£707,500	28 m² 301 sqft	£25,267 £2,347	Flat (1 bed)
Flat 340 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	27 Jan 2015	£645,000	29 m² 312 sqft	£22,241 £2,066	Flat (1 bed)
Flat 330 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA	26 Jun 2013	£485,000			Flat (1 bed)
Flat 346 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	21 Jun 2013	£690,000	40 m² 430 sqft	£17,250 £1,602	Flat (1 bed)
Flat 341 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA	06 Aug 2012	£195,000	25 m² 269 sqft	£7,800 £724	Flat (Studio)
Flat 328 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	05 Apr 2012	£425,000	26 m² 279 sqft	£16,346 £1,518	Flat (Studio)
Flat 312 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA	25 Oct 2010	£380,000	29 m² 312 sqft	£13,103 £1,217	Flat
Flat 334 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	05 Feb 2010	£385,000	37 m² 398 sqft	£10,405 £966	Flat (Studio)
Flat 319 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	31 Jul 2009	£392,000	34 m² 365 sqft	£11,529 £1,071	Flat (1 bed)
Flat 325 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA	29 May 2009	£470,000			Flat
Flat 313 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	22 Sep 2008	£375,000	34 m² 365 sqft	£11,029 £1,024	Flat (1 bed)
Flat 301 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	04 Oct 2007	£331,000	32 m² 344 sqft	£10,343 £960	Flat (1 bed)
Flat 342 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	10 Aug 2007	£305,000	30 m² 322 sqft	£10,166 £944	Flat
Flat 327 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	22 Feb 2006	£228,000	32 m² 344 sqft	£7,125 £661	Flat (Studio)
Flat 321 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	30 Jun 2005	£180,000	28 m² 301 sqft	£6,428 £597	Flat (Studio)
Flat 318 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	20 Feb 2004	£228,000	33 m² 355 sqft	£6,909 £641	Flat (Studio)
Flat 345 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA	12 Feb 2004	£224,500			Flat
Flat 332 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA	12 Feb 2004	£221,000	25 m² 269 sqft	£8,840 £821	Flat (Studio)
Flat 336 Nell Gwynn House, Sloane Avenue, Sloane Square, SW3 3BA -	30 Jan 2004	£266,500	38 m² 409 sqft	£7,013 £651	Flat (1 bed)
Flat 308 Nell Gwynn House, Sloane Avenue -	£455,000 B Mar-2025	27 290	16,851 1,565
Flat 304 Nell Gwynn House, Sloane Avenue -	£460,000 B Dec-2023	26 279	17,692 1,643
Flat 335 Nell Gwynn House, Sloane Avenue -	£565,000 Aug-2023	30 322	18,833 1,749
Flat 338 Nell Gwynn House, Sloane Avenue -	£560,000 Mar-2023	35 376	16,000 1,486
Flat 343 Nell Gwynn House, Sloane Avenue -	£475,000 Nov-2022	26 279	18,269 1,697
Flat 325 Nell Gwynn House, Sloane Avenue	£1,000,000 Mar-2021
Flat 333 Nell Gwynn House, Sloane Avenue -	£500,000 Mar-2021	28 301	17,857 1,658
Flat 310 Nell Gwynn House, Sloane Avenue	£620,000 May-2020	36 387	17,222 1,599
Flat 339 Nell Gwynn House, Sloane Avenue -	£530,000 Dec-2018	25 269	21,200 1,969
Flat 324 Nell Gwynn House, Sloane Avenue	£520,000 Sep-2018	28 301	18,571 1,725
Flat 337 Nell Gwynn House, Sloane Avenue -	£560,000 Jun-2018	27 290	20,740 1,926
Flat 323 Nell Gwynn House, Sloane Avenue -	£707,500 Mar-2015	28 301	25,267 2,347
Flat 340 Nell Gwynn House, Sloane Avenue -	£645,000 Jan-2015	29 312	22,241 2,066
Flat 330 Nell Gwynn House, Sloane Avenue	£485,000 Jun-2013
Flat 346 Nell Gwynn House, Sloane Avenue -	£690,000 Jun-2013	40 430	17,250 1,602
Flat 341 Nell Gwynn House, Sloane Avenue	£195,000 Aug-2012	25 269	7,800 724
Flat 328 Nell Gwynn House, Sloane Avenue -	£425,000 Apr-2012	26 279	16,346 1,518
Flat 312 Nell Gwynn House, Sloane Avenue	£380,000 Oct-2010	29 312	13,103 1,217
Flat 334 Nell Gwynn House, Sloane Avenue -	£385,000 Feb-2010	37 398	10,405 966
Flat 319 Nell Gwynn House, Sloane Avenue -	£392,000 Jul-2009	34 365	11,529 1,071
Flat 325 Nell Gwynn House, Sloane Avenue	£470,000 May-2009
Flat 313 Nell Gwynn House, Sloane Avenue -	£375,000 Sep-2008	34 365	11,029 1,024
Flat 301 Nell Gwynn House, Sloane Avenue -	£331,000 Oct-2007	32 344	10,343 960
Flat 342 Nell Gwynn House, Sloane Avenue -	£305,000 Aug-2007	30 322	10,166 944
Flat 327 Nell Gwynn House, Sloane Avenue -	£228,000 Feb-2006	32 344	7,125 661
Flat 321 Nell Gwynn House, Sloane Avenue -	£180,000 Jun-2005	28 301	6,428 597
Flat 318 Nell Gwynn House, Sloane Avenue -	£228,000 Feb-2004	33 355	6,909 641
Flat 345 Nell Gwynn House, Sloane Avenue	£224,500 Feb-2004
Flat 332 Nell Gwynn House, Sloane Avenue	£221,000 Feb-2004	25 269	8,840 821
Flat 336 Nell Gwynn House, Sloane Avenue -	£266,500 Jan-2004	38 409	7,013 651

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 calculated from the Land Registry 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 roughly 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 approximately 6 home sales per year .
The average size of all the properties on Sloane Avenue is 32 m2 (344 sqft).