Over the past 30 years, there have been 51 property sales recorded in the W2 1SQ postcode area. The highest sale price reached £1,687,500, while the most recent sale was for a terraced flat sold in August 2025 for £1,250,000.

The estimated average property value in W2 1SQ currently stands at £1,117,236, which is approximately 33.7% 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 £9,213.

Property prices in W2 1SQ 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 4.6% over the past decade.

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

Housing in W2 1SQ is predominantly owner-occupied, with an estimated 66% of homes being lived in by the owners.

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Property Sales

Flat 1, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 2bed
📐 980 sq ft
Today
£707,451
streetscan.co.uk estimate
12 Oct 2000
£226,500
2 Dec 1997
£175,000
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Flat 10, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 5bed
📐 1012 sq ft
Today
£893,653
streetscan.co.uk estimate
25 Oct 2013
£890,000
21 Aug 2007
£567,000
More details

Flat 11, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 5bed
📐 1292 sq ft
Today
£889,413
streetscan.co.uk estimate
20 Jul 2006
£475,000
8 Jun 2001
£385,000
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Flat 13, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

Today
£1,110,142
streetscan.co.uk estimate
11 Feb 2021
£1,275,000
24 Aug 2006
£585,000
23 Mar 1998
£245,000

Flat 14, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 3bed
📐 1023 sq ft
Today
£835,813
streetscan.co.uk estimate
24 Nov 1997
£176,500
More details

Flat 15, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

Today
£1,038,271
streetscan.co.uk estimate
21 May 2010
£720,000
14 Dec 2000
£343,000
16 Aug 1999
£302,500
29 Aug 1997
£177,000

Flat 16, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 4bed
📐 1087 sq ft
Today
£718,988
streetscan.co.uk estimate
10 Jun 2022
£910,000
26 Jul 2002
£360,000
More details

Flat 19, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 4bed
📐 1292 sq ft
Today
£844,561
streetscan.co.uk estimate
10 Jul 2023
£1,100,000
4 Sep 2014
£1,175,000
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Flat 1A, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 4bed
📐 1704 sq ft
Today
£856,634
streetscan.co.uk estimate
26 Jun 2015
£950,000
26 Aug 1997
£205,000
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Flat 2, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 5bed
📐 1033 sq ft
Today
£746,655
streetscan.co.uk estimate
7 Feb 1995
£118,000
More details

Flat 20, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 4bed
📐 1044 sq ft
Today
£603,997
streetscan.co.uk estimate
16 Nov 2012
£525,000
17 Nov 2006
£450,000
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Flat 21, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 5bed
📐 1238 sq ft
Today
£930,483
streetscan.co.uk estimate
27 Mar 2015
£1,075,000
More details

Flat 23, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 6bed
📐 1593 sq ft
Today
£1,237,741
streetscan.co.uk estimate
4 Aug 2022
£1,575,000
11 Sep 2000
£350,000
More details

Flat 25, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

Today
£1,257,409
streetscan.co.uk estimate
12 Aug 2005
£615,000
29 Jul 1996
£227,500

Flat 26, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 4bed
📐 1259 sq ft
Today
£1,081,072
streetscan.co.uk estimate
25 Jun 2007
£651,000
1 Mar 2000
£310,000
More details

Flat 27, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 6bed
📐 1803 sq ft
Today
£1,111,194
streetscan.co.uk estimate
31 Mar 2005
£545,000
More details

Flat 28, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

Today
£828,656
streetscan.co.uk estimate
10 Mar 2000
£249,500

Flat 32, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 6bed
📐 1410 sq ft
Today
£917,500
streetscan.co.uk estimate
25 May 2004
£430,000
More details

Flat 33, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 6bed
📐 1830 sq ft
Today
£2,395,158
streetscan.co.uk estimate
27 May 2008
£1,550,000
More details

Flat 35, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 5bed
📐 915 sq ft
Today
£1,146,875
streetscan.co.uk estimate
21 Dec 2005
£550,000
More details

Flat 37, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 6bed
📐 1894 sq ft
Today
£1,071,399
streetscan.co.uk estimate
20 Aug 2001
£399,950
More details

Flat 41, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 6bed
📐 1647 sq ft
Today
£1,280,895
streetscan.co.uk estimate
6 Mar 2023
£1,687,500
1 Jun 2010
£850,000
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Flat 5, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 6bed
📐 1206 sq ft
Today
£1,243,225
streetscan.co.uk estimate
15 Aug 2025
£1,250,000
18 Sep 2002
£399,950
More details

Flat 6, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 2bed
📐 1076 sq ft
Today
£676,215
streetscan.co.uk estimate
22 Sep 2006
£366,667
More details

Flat 7, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

🏠 Flat
🛏️ 6bed
📐 1345 sq ft
Today
£1,188,979
streetscan.co.uk estimate
25 Jul 1997
£236,500
More details

Flat 8, St Marys Mansions St Marys Terrace, London, City Of Westminster, Greater London, W2 1SQ

Today
£688,513
streetscan.co.uk estimate
4 Feb 2005
£333,000

Area Insights

Data Sources

Properties at W2 1SQ appear fifty-one times in the Land Registry records, with the latest transaction recorded on 15 Aug 2025. It also has twenty-one Energy Performance Certificates (EPC) entries, the earliest dating back to 2 Dec 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.