4A, Bryanston Square has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 06 Nov 2025.

The property is connected to mains gas and has partial double glazing. It is heated using a boiler and radiators (mains gas).

According to the Land Registry and our network of Estate Agents, there have been 57 sales of properties similar to 4A, Bryanston Square within a radius of 230 metres since 2011.

The most recent example is Flat 5, 43, Great Cumberland Place, London, W1H 7TF, a leasehold flat which sold for £1,688,900 on the 2nd September 2025.

Read more about house prices in W1.

• Sold Sep 2025£1,688,900 | 3 Bed FlatFlat 5, 43, Great Cumberland Place, London, W1H 7TFFlat 5, 43, Great Cumberland Place, London, W1H 7TF
• Sold Jul 2025£1,270,000 | 3 Bed FlatFlat 2, 3, Montagu Square, London, W1H 2LAFlat 2, 3, Montagu Square, London, W1H 2LA
• Sold Mar 2025£1,475,000 | 3 Bed FlatFlat C, 18, Montagu Street, London, W1H 7EXFlat C, 18, Montagu Street, London, W1H 7EX
• Sold Feb 2025£1,750,000 | 3 Bed Flat28 Cumberland Mansions, Brown Street, London, W1H 5ZA28 Cumberland Mansions, Brown Street, London, W1H 5ZA
• Sold Nov 2024£1,795,000 | 3 Bed FlatFlat 7, 1, Bryanston Square, London, W1H 2DHFlat 7, 1, Bryanston Square, London, W1H 2DH
• Sold Jul 2024£2,100,000 | 2 Bed FlatFlat 10, 25, Bryanston Square, London, W1H 2DSFlat 10, 25, Bryanston Square, London, W1H 2DS
• Sold Jun 2024£2,850,000 | 3 Bed FlatFlat 3, 17, Montagu Square, London, W1H 2LEFlat 3, 17, Montagu Square, London, W1H 2LE
• Sold Feb 2024£1,430,000 | 3 Bed Flat1, Gloucester Place Mews, London, W1U 8BA1, Gloucester Place Mews, London, W1U 8BA
• Sold Nov 2023£2,265,000 | 3 Bed FlatFlat 2, 4, Bryanston Square, London, W1H 2DHFlat 2, 4, Bryanston Square, London, W1H 2DH
• Sold Aug 2023£1,700,000 | 3 Bed FlatFlat 4, Montagu Court 27-29, Montagu Square, London, W1H 2LGFlat 4, Montagu Court 27-29, Montagu Square, London, W1H 2LG
• Sold Jun 2023£1,750,000 | 2 Bed FlatFlat 8, 1, Bryanston Square, London, W1H 2DHFlat 8, 1, Bryanston Square, London, W1H 2DH
• Sold May 2022£2,050,000 | 3 Bed FlatFlat 12A, Montagu Court 27-29, Montagu Square, London, W1H 2LGFlat 12A, Montagu Court 27-29, Montagu Square, London, W1H 2LG
• Sold Nov 2021£1,975,000 | 3 Bed FlatFlat 4, 5, Bryanston Square, London, W1H 2DHFlat 4, 5, Bryanston Square, London, W1H 2DH
• Sold Jan 2021£32,870,000 | 3 Bed Flat16, Bryanston Square, London, W1H 2DW16, Bryanston Square, London, W1H 2DW
• Sold Jan 2020£2,000,000 | 3 Bed FlatFlat 5, 4, Bryanston Square, London, W1H 2DHFlat 5, 4, Bryanston Square, London, W1H 2DH
• Sold Apr 2019£1,655,000 | 2 Bed FlatFlat 7, 25, Bryanston Square, London, W1H 2DSFlat 7, 25, Bryanston Square, London, W1H 2DS
• Sold Nov 2018£2,200,000 | 3 Bed FlatFlat 82, Bryanston Court, George Street, London, W1H 7HDFlat 82, Bryanston Court, George Street, London, W1H 7HD
• Sold Dec 2016£1,151,000 | 3 Bed FlatFlat 54, Bryanston Court, George Street, London, W1H 7HBFlat 54, Bryanston Court, George Street, London, W1H 7HB
• Sold May 2012£1,125,000 | 2 Bed FlatFlat 4, 1, Bryanston Square, London, W1H 2DHFlat 4, 1, Bryanston Square, London, W1H 2DH
• Sold Dec 2011£500,000 | 3 Bed FlatFlat 5, 5, Bryanston Square, London, W1H 2DHFlat 5, 5, Bryanston Square, London, W1H 2DH

Bryanston Square, London, W1 has a total of 271 addresses. According to our analysis of all the public data, 4A, Bryanston Square is the 196th largest and the 190th most expensive property on the street.

When compared to the postcode district it is £530k less expensive than the average property in W1.

• Hampden Gurney CofE Primary School

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

  400 m away
• St Vincent's Catholic Primary School

  500 m away

• The St Marylebone CofE School

  800 m away
• Marylebone Boys' School

  1.2 km away
• Westminster Academy

  2.3 km away

• Marble Arch

  |

  400 m away
• Marylebone

  |

  600 m away
• Edgware Road

  |

  600 m away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.