Over the past 28 years, there have been 22 property sales recorded in the SW1W 9AG postcode area. The highest sale price reached £24,500,000, while the most recent sale was a property sold in May 2025 for £6,795,000.

The estimated average property value in SW1W 9AG currently stands at £8,138,165, which is approximately 829.8% higher than the city average, indicating a potentially more desirable or in-demand location.

In terms of size, the average price per square metre is approximately £22,656.

Property prices in SW1W 9AG have fallen by 12.9% over the past year , with a total decrease of 7.2% over the past five years, and a long-term drop of 11.1% over the past decade.

The most common type of property sold in the area is flat, making up around 95% of transactions , followed by other.

Housing in SW1W 9AG is predominantly owner-occupied, with an estimated 100% of homes being lived in by the owners.

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Property Sales

Maisonette B, 84 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

Today
£6,795,000
streetscan.co.uk estimate
9 May 2025
£6,795,000

Maisonette C, 84 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

Today
£11,875,000
streetscan.co.uk estimate
1 May 2025
£11,875,000
4 Apr 2014
£13,400,000
31 Oct 1997
£1,500,000

Flat A, 86 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

Today
£1,341,279
streetscan.co.uk estimate
1 Sep 1998
£300,000

Flat B, 86 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

Today
£3,244,726
streetscan.co.uk estimate
23 Apr 2008
£2,000,000
16 Nov 2004
£1,200,000
28 Feb 2003
£875,000

Flat C, 86 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

Today
£7,151,210
streetscan.co.uk estimate
10 Nov 2020
£7,300,000

Flat F, 86 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

Today
£7,600,581
streetscan.co.uk estimate
1 Sep 1998
£1,700,000

Flat I, 86 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

🏠 Flat
🛏️ 6bed
📐 2748 sq ft
Today
£12,625,373
streetscan.co.uk estimate
17 Dec 2010
£8,800,000
26 Nov 2008
£7,350,000
More details

Flat C, 90 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

🏠 Flat
🛏️ 2bed
📐 743 sq ft
Today
£704,696
streetscan.co.uk estimate
6 Sep 2023
£800,000
More details

Flat E, 90 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

🏠 Other
🛏️ 8bed
📐 4230 sq ft
Today
£2,622,508
streetscan.co.uk estimate
25 Apr 2022
£3,250,000
29 Jan 2010
£2,900,000
More details

Flat F, 90 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

🏠 Flat
🛏️ 9bed
📐 3326 sq ft
Today
£839,863
streetscan.co.uk estimate
30 Nov 2016
£960,000
27 Oct 2015
£780,000
More details

Flat H, 90 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

🏠 Flat
🛏️ 6bed
📐 3498 sq ft
Today
£12,062,745
streetscan.co.uk estimate
12 May 2005
£5,600,000
15 Jul 2004
£5,000,000
View +1 more
More details

Flat L, 90 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

Today
£16,573,291
streetscan.co.uk estimate
19 Jul 2004
£7,500,007

Flat N, 90 Eaton Square, London, City Of Westminster, Greater London, SW1W 9AG

Today
£19,185,845
streetscan.co.uk estimate
31 Jan 2018
£24,500,000

Area Insights

Data Sources

Properties at SW1W 9AG appear twenty-two times in the Land Registry records, with the latest transaction recorded on 9 May 2025. It also has five Energy Performance Certificates (EPC) entries, the earliest dating back to 5 Jul 2021. 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.