9, St. James's Square occupies a 267 m² plot as recorded by HM Land Registry.

Of the 5 other houses in this postcode, 2 have recorded plot sizes, and this one ranks as the 2nd largest.

Land Registry records and our Estate Agent network show 3 sales within 480 metres of 9, St. James's Square across the last 2 years.

Most recently, Flat 6, Bray House, Duke Of York Street, London, SW1Y 6JX, a leasehold flat, sold at £675,000 on the 13th February 2026.

Read more about house prices in SW1.

• Sold Feb 2026£675,000 | 1 Bed FlatFlat 6, Bray House, Duke Of York Street, London, SW1Y 6JXFlat 6, Bray House, Duke Of York Street, London, SW1Y 6JX
• Sold Jul 2022£425,000 | 1 Bed FlatFlat 11, Bray House, Duke Of York Street, London, SW1Y 6JXFlat 11, Bray House, Duke Of York Street, London, SW1Y 6JX
• Sold Jan 2018£865,000 | 1 Bed FlatFlat 14, Bray House, Duke Of York Street, London, SW1Y 6JXFlat 14, Bray House, Duke Of York Street, London, SW1Y 6JX

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

• 500

  m

  Soho Parish CofE Primary School
• 900

  m

  St George's Hanover Square CofE Primary School
• 1.2

  km

  St Matthew's School, Westminster

• 1.1

  km

  Westminster City School
• 1.3

  km

  The Grey Coat Hospital
• 2.0

  km

  The St Marylebone CofE School

• 300

  m

  Piccadilly Circus
• 400

  m

  Green Park
• 700

  m

  Leicester Square

Environment Agency data suggests this area has a very low risk of flooding.