Flat 4, 5, Montagu Square has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 01 Apr 2025.

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

The most recent sale of Flat 4, 5, Montagu Square completed on 19th October 2012 at £1,993,995 and was recorded by HM Land Registry as a leasehold flat.

Since 1995 this is the property's only sale.

Values of comparable properties have dropped by 5.3% over the period since October 2012.

• Sold Oct 2012£1,993,995

Since 2018 57 properties similar to Flat 4, 5, Montagu Square have sold within a radius of 270 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 17th June 2026, was 18, Bryanston Mews West, London, W1H 2DD, a leasehold flat which sold for £1,825,000.

Read more about house prices in W1.

• Sold Jun 2026£1,825,000 | 3 Bed Flat18, Bryanston Mews West, London, W1H 2DD18, Bryanston Mews West, London, W1H 2DD
• Sold Dec 2025£1,775,000 | 3 Bed FlatFlat 6, 35, Bryanston Square, London, W1H 2DZFlat 6, 35, Bryanston Square, London, W1H 2DZ
• Sold Oct 2025£2,700,000 | 3 Bed FlatFlat 66, 15, Portman Square, London, W1H 6LJFlat 66, 15, Portman Square, London, W1H 6LJ
• Sold Jul 2025£2,100,000 | 3 Bed FlatFlat 54, 15, Portman Square, London, W1H 6LJFlat 54, 15, Portman Square, London, W1H 6LJ
• Sold Jul 2025£1,900,000 | 3 Bed FlatFlat 6, Bryanston House , Dorset Street, London, W1U 6QUFlat 6, Bryanston House , Dorset Street, London, W1U 6QU
• Sold Jun 2025£1,200,000 | 3 Bed FlatFlat 4, 58, Montagu Square, London, W1H 2LSFlat 4, 58, Montagu Square, London, W1H 2LS
• Sold Jan 2025£2,750,000 | 3 Bed FlatFlat B, 44, Montagu Square, London, W1H 2LNFlat B, 44, Montagu Square, London, W1H 2LN
• Sold Jan 2025£2,750,000 | 3 Bed FlatFlat 3, 34, Bryanston Square, London, W1H 2DYFlat 3, 34, Bryanston Square, London, W1H 2DY
• Sold Nov 2024£2,850,000 | 3 Bed Flat50, Bryanston Square, London, W1H 7LL50, Bryanston Square, London, W1H 7LL
• Sold Sep 2024£2,000,000 | 3 Bed FlatFlat 11, Bryanston House , Dorset Street, London, W1U 6QUFlat 11, Bryanston House , Dorset Street, London, W1U 6QU
• Sold Feb 2024£1,450,000 | 3 Bed FlatFlat 2, 58, Montagu Square, London, W1H 2LSFlat 2, 58, Montagu Square, London, W1H 2LS
• Sold Nov 2023£2,265,000 | 3 Bed FlatFlat 2, 4, Bryanston Square, London, W1H 2DHFlat 2, 4, Bryanston Square, London, W1H 2DH
• Sold Jan 2023£2,545,000 | 3 Bed FlatFlat 30, 15, Portman Square, London, W1H 6LJFlat 30, 15, Portman Square, London, W1H 6LJ
• Sold Jan 2023£2,500,000 | 3 Bed FlatFlat 3, 3, Montagu Square, London, W1H 2LAFlat 3, 3, Montagu Square, London, W1H 2LA
• Sold Jul 2022£2,150,000 | 3 Bed FlatFlat 29, 15, Portman Square, London, W1H 6LJFlat 29, 15, Portman Square, London, W1H 6LJ
• Sold Oct 2021£1,750,000 | 3 Bed FlatFlat 3, 5, Bryanston Square, London, W1H 2DHFlat 3, 5, Bryanston Square, London, W1H 2DH
• Sold Jun 2021£950,000 | 4 Bed FlatFlat 1, 11, Montagu Square, London, W1H 2LDFlat 1, 11, Montagu Square, London, W1H 2LD
• Sold Jan 2021£32,870,000 | 3 Bed Flat16, Bryanston Square, London, W1H 2DW16, Bryanston Square, London, W1H 2DW
• Sold Dec 2018£3,050,000 | 3 Bed FlatFlat 4, Bryanston House , Dorset Street, London, W1U 6QUFlat 4, Bryanston House , Dorset Street, London, W1U 6QU
• Sold Aug 2018£1,555,000 | 3 Bed FlatFlat 2, Bryanston House , Dorset Street, London, W1U 6QUFlat 2, Bryanston House , Dorset Street, London, W1U 6QU

Of the 237 addresses on Montagu Square, London, W1, Flat 4, 5, Montagu Square comes out as the 102nd largest and the 105th most expensive in our analysis of the public data.

It is also £80k less expensive than the average property across the W1 district.

• Hampden Gurney CofE Primary School

  400 m away
• St Vincent's Catholic Primary School

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

  500 m away

• The St Marylebone CofE School

  700 m away
• Marylebone Boys' School

  1.3 km away
• Maria Fidelis Catholic School FCJ

  2.3 km away

• Marble Arch

  |

  400 m away
• Baker Street

  |

  600 m away
• Marylebone

  |

  700 m away

The flood risk here is rated Very Low, based on Environment Agency data.