Over the past 30 years, there have been 66 property sales recorded in the SW3 3BD postcode area. The highest sale price reached £675,000, while the most recent sale was for a terraced flat sold in May 2025 for £400,000.

The estimated average property value in SW3 3BD currently stands at £587,025, which is approximately 32.9% lower than the city average - making it a relatively affordable option for buyers.

In terms of size, the average price per square metre is approximately £17,956.

Property prices in SW3 3BD have fallen by 3.3% over the past year , with a total decrease of 2.7% over the past five years, and a long-term drop of 7.2% over the past decade.

100% of recorded transactions in the area were for flat properties.

Housing in SW3 3BD is mixed, with 75% of homes being , indicating a diverse residential makeup.

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Property Sales

Flat 501, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 334 sq ft
Today
£574,478
streetscan.co.uk estimate
2 Sep 2009
£365,000
11 Apr 2003
£230,000
More details

Flat 502, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 291 sq ft
Today
£563,316
streetscan.co.uk estimate
1 Dec 2006
£305,000
More details

Flat 506, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 280 sq ft
Today
£418,731
streetscan.co.uk estimate
12 Oct 2004
£186,000
More details

Flat 507, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 323 sq ft
Today
£512,264
streetscan.co.uk estimate
10 Mar 2022
£600,000
22 May 2008
£338,000
View +1 more
More details

Flat 508, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 280 sq ft
Today
£573,682
streetscan.co.uk estimate
18 Jul 2003
£222,500
More details

Flat 509, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 312 sq ft
Today
£586,574
streetscan.co.uk estimate
18 Mar 2003
£227,500
More details

Flat 511, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 334 sq ft
Today
£605,934
streetscan.co.uk estimate
29 May 2003
£233,000
More details

Flat 512, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£660,660
streetscan.co.uk estimate
11 Dec 2013
£630,000
16 Jan 2008
£420,000
View +1 more
More details

Flat 513, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

Today
£670,370
streetscan.co.uk estimate
11 Jul 2003
£260,000

Flat 515, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

Today
£579,805
streetscan.co.uk estimate
3 Jan 2003
£230,000
28 Sep 2001
£189,500
15 Aug 1995
£76,000

Flat 516, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 355 sq ft
Today
£489,189
streetscan.co.uk estimate
14 Sep 2001
£180,000
More details

Flat 517, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 388 sq ft
Today
£522,543
streetscan.co.uk estimate
15 Aug 2005
£235,000
16 Aug 2002
£215,000
View +1 more
More details

Flat 519, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 388 sq ft
Today
£618,946
streetscan.co.uk estimate
14 Mar 2007
£370,000
11 Apr 2003
£196,000
More details

Flat 520, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 388 sq ft
Today
£409,040
streetscan.co.uk estimate
7 Aug 2013
£400,000
More details

Flat 521, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 291 sq ft
Today
£355,438
streetscan.co.uk estimate
25 Apr 2023
£390,000
More details

Flat 522, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 280 sq ft
Today
£505,684
streetscan.co.uk estimate
26 Jan 2007
£290,000
3 Nov 2006
£230,000
View +1 more
More details

Flat 523, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 495 sq ft
Today
£690,592
streetscan.co.uk estimate
14 Nov 2003
£277,000
More details

Flat 524, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

Today
£516,752
streetscan.co.uk estimate
2 Jul 2001
£189,000

Flat 525, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 700 sq ft
Today
£892,051
streetscan.co.uk estimate
7 Sep 2007
£620,000
14 Aug 2003
£430,000
More details

Flat 527, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 312 sq ft
Today
£557,583
streetscan.co.uk estimate
16 Jul 2010
£390,000
9 Mar 2004
£249,900
View +1 more
More details

Flat 529, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£595,395
streetscan.co.uk estimate
5 Nov 2012
£525,000
9 Jan 2004
£284,500
More details

Flat 530, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 237 sq ft
Today
£420,179
streetscan.co.uk estimate
4 Dec 2006
£227,500
More details

Flat 531, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 280 sq ft
Today
£573,682
streetscan.co.uk estimate
25 Jul 2003
£222,500
More details

Flat 536, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 624 sq ft
Today
£761,896
streetscan.co.uk estimate
3 Jun 2011
£575,000
28 Oct 2003
£339,015
More details

Flat 537, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 377 sq ft
Today
£663,490
streetscan.co.uk estimate
2 Aug 2011
£500,000
2 Apr 2007
£307,500
View +1 more
More details

Flat 538, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 355 sq ft
Today
£591,503
streetscan.co.uk estimate
19 Mar 2008
£400,000
More details

Flat 539, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 280 sq ft
Today
£549,303
streetscan.co.uk estimate
13 Mar 1998
£122,000
More details

Flat 540, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 323 sq ft
Today
£493,411
streetscan.co.uk estimate
11 Oct 2002
£199,000
1 Mar 2002
£183,000
View +1 more
More details

Flat 541, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 258 sq ft
Today
£481,482
streetscan.co.uk estimate
2 Apr 2015
£515,000
18 Oct 2006
£233,500
View +1 more
More details

Flat 542, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 323 sq ft
Today
£383,343
streetscan.co.uk estimate
26 Mar 2002
£134,276
More details

Flat 543, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 280 sq ft
Today
£400,000
streetscan.co.uk estimate
2 May 2025
£400,000
More details

Flat 544, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 303 sq ft
Today
£645,063
streetscan.co.uk estimate
1 Dec 2015
£675,000
24 Feb 2004
£180,000
View +1 more
More details

Flat 545, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 1bed
📐 258 sq ft
Today
£562,197
streetscan.co.uk estimate
7 Nov 2003
£225,500
More details

Flat 546, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 2bed
📐 323 sq ft
Today
£549,150
streetscan.co.uk estimate
25 Aug 2010
£375,000
13 Dec 2004
£238,000
View +1 more
More details

Flat 547, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London, SW3 3BD

🏠 Flat
🛏️ 3bed
📐 635 sq ft
Today
£1,231,916
streetscan.co.uk estimate
11 Mar 2009
£618,000
7 Jan 2003
£415,000
View +3 more
More details

Area Insights

Data Sources

Properties at SW3 3BD appear sixty-six times in the Land Registry records, with the latest transaction recorded on 2 May 2025. It also has thirty-two Energy Performance Certificates (EPC) entries, the earliest dating back to 10 Oct 2018. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.

Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.