23, The Quadrangle has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 12 Dec 2008.

The property is connected to mains gas and has single glazed windows. It is heated using a boiler and radiators (mains gas).

23, The Quadrangle last changed hands on 8th July 2014, selling for £825,000. The transaction was logged as a leasehold flat by HM Land Registry.

In total it has sold twice since 1995.

The market for similar properties has dropped by 11.6% since July 2014.

• Sold Jul 2014£825,000
• Sold Nov 2002£300,000

Land Registry records and our Estate Agent network show 91 sales of comparable properties within 230 metres of 23, The Quadrangle since 2015.

Most recently, Flat 54, Devonport 23, Southwick Street, London, W2 2QF, a leasehold flat, sold at £856,779 on the 23rd July 2025.

Read more about house prices in W2.

• Sold Jul 2025£856,779 | 2 Bed FlatFlat 54, Devonport 23, Southwick Street, London, W2 2QFFlat 54, Devonport 23, Southwick Street, London, W2 2QF
• Sold Feb 2025£512,327 | 2 Bed FlatFlat 81, Devonport 23, Southwick Street, London, W2 2QHFlat 81, Devonport 23, Southwick Street, London, W2 2QH
• Sold Jan 2025£680,000 | 2 Bed FlatFlat 166, Quadrangle Tower, Cambridge Square, London, W2 2PJFlat 166, Quadrangle Tower, Cambridge Square, London, W2 2PJ
• Sold Aug 2023£520,000 | 2 Bed Flat309, The Water Gardens, London, W2 2DQ309, The Water Gardens, London, W2 2DQ
• Sold May 2023£785,000 | 2 Bed FlatFlat 64, Devonport 23, Southwick Street, London, W2 2QHFlat 64, Devonport 23, Southwick Street, London, W2 2QH
• Sold Feb 2023£600,000 | 2 Bed FlatFlat 213, Quadrangle Tower, Cambridge Square, London, W2 2PJFlat 213, Quadrangle Tower, Cambridge Square, London, W2 2PJ
• Sold Dec 2022£835,000 | 2 Bed FlatFlat 190, Quadrangle Tower, Cambridge Square, London, W2 2PJFlat 190, Quadrangle Tower, Cambridge Square, London, W2 2PJ
• Sold Oct 2022£980,000 | FlatFlat 218, Quadrangle Tower, Cambridge Square, London, W2 2PJFlat 218, Quadrangle Tower, Cambridge Square, London, W2 2PJ
• Sold May 2022£578,000 | 2 Bed FlatFlat 123, Quadrangle Tower, Cambridge Square, London, W2 2PLFlat 123, Quadrangle Tower, Cambridge Square, London, W2 2PL
• Sold Apr 2022£775,000 | 2 Bed FlatFlat 140, Quadrangle Tower, Cambridge Square, London, W2 2PLFlat 140, Quadrangle Tower, Cambridge Square, London, W2 2PL
• Sold Feb 2021£741,500 | 2 Bed FlatFlat 158, Quadrangle Tower, Cambridge Square, London, W2 2PLFlat 158, Quadrangle Tower, Cambridge Square, London, W2 2PL
• Sold Dec 2019£725,000 | 2 Bed FlatFlat 96, Devonport 23, Southwick Street, London, W2 2QHFlat 96, Devonport 23, Southwick Street, London, W2 2QH
• Sold Nov 2019£600,000 | 2 Bed FlatFlat 63, Devonport 23, Southwick Street, London, W2 2QFFlat 63, Devonport 23, Southwick Street, London, W2 2QF
• Sold Oct 2019£830,000 | 2 Bed FlatFlat 212, Quadrangle Tower, Cambridge Square, London, W2 2PJFlat 212, Quadrangle Tower, Cambridge Square, London, W2 2PJ
• Sold Feb 2018£910,000 | 2 Bed FlatFlat 134, Quadrangle Tower, Cambridge Square, London, W2 2PLFlat 134, Quadrangle Tower, Cambridge Square, London, W2 2PL
• Sold Dec 2017£1,095,000 | 2 Bed FlatFlat 111, Quadrangle Tower, Cambridge Square, London, W2 2PLFlat 111, Quadrangle Tower, Cambridge Square, London, W2 2PL
• Sold Jul 2016£850,000 | 2 Bed FlatFlat 189, Quadrangle Tower, Cambridge Square, London, W2 2PJFlat 189, Quadrangle Tower, Cambridge Square, London, W2 2PJ
• Sold Mar 2016£1,130,000 | 2 Bed FlatFlat 194, Quadrangle Tower, Cambridge Square, London, W2 2PJFlat 194, Quadrangle Tower, Cambridge Square, London, W2 2PJ
• Sold Jan 2016£885,000 | 2 Bed FlatFlat 177, Quadrangle Tower, Cambridge Square, London, W2 2PJFlat 177, Quadrangle Tower, Cambridge Square, London, W2 2PJ
• Sold Jul 2015£855,000 | 2 Bed FlatFlat 225, Quadrangle Tower, Cambridge Square, London, W2 2PJFlat 225, Quadrangle Tower, Cambridge Square, London, W2 2PJ

Our analysis of the public data ranks 23, The Quadrangle as the 84th largest and the 87th most expensive of the 92 addresses on The Quadrangle, London, W2.

Against the W2 postcode district average, it is £343k less expensive than the typical property.

• Hampden Gurney CofE Primary School

  300 m away
• Christ Church Bentinck CofE Primary School

  500 m away
• St Mary's Bryanston Square CofE School

  500 m away

• Marylebone Boys' School

  600 m away
• The St Marylebone CofE School

  1.3 km away
• Westminster Academy

  1.7 km away

• Edgware Road

  |

  300 m away
• Paddington

  |

  500 m away
• London Paddington

  |

  600 m away

Environment Agency data suggests this area has a Very Low risk of flooding.