Flat 6, 3, Cadogan Square has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 24 Sep 2020.

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

Flat 6, 3, Cadogan Square last changed hands on 9th September 2022, selling for £3,475,000. The transaction was logged as a leasehold flat by HM Land Registry.

In total it has sold 3 times since 1995.

The market for similar properties has dropped by 60.2% since September 2022.

• Sold Sep 2022£3,475,000
• Sold May 2001£477,000
• Sold Apr 1995£325,000

Land Registry records and our Estate Agent network show 32 sales of comparable properties within 280 metres of Flat 6, 3, Cadogan Square since 2007.

Most recently, Flat 12, 70-72, Cadogan Square, London, SW1X 0EA, a leasehold flat, sold at £3,300,000 on the 10th October 2025.

Read more about house prices in SW1.

• Sold Oct 2025£3,300,000 | 3 Bed FlatFlat 12, 70-72, Cadogan Square, London, SW1X 0EAFlat 12, 70-72, Cadogan Square, London, SW1X 0EA
• Sold Jun 2024£2,600,000 | 3 Bed FlatFlat 10, 17, Cadogan Square, London, SW1X 0HTFlat 10, 17, Cadogan Square, London, SW1X 0HT
• Sold May 2024£3,575,000 | 3 Bed FlatFlat 2, 70-72, Cadogan Square, London, SW1X 0EAFlat 2, 70-72, Cadogan Square, London, SW1X 0EA
• Sold Oct 2023£3,750,000 | 3 Bed FlatFlat 6, 17, Cadogan Square, London, SW1X 0HTFlat 6, 17, Cadogan Square, London, SW1X 0HT
• Sold Sep 2022£5,775,000 | 3 Bed FlatBasement Flat, 60, Cadogan Square, London, SW1X 0EEBasement Flat, 60, Cadogan Square, London, SW1X 0EE
• Sold Jul 2022£3,600,000 | 3 Bed FlatFlat 16, Grosvenor Court 99, Sloane Street, London, SW1X 9PFFlat 16, Grosvenor Court 99, Sloane Street, London, SW1X 9PF
• Sold May 2022£3,750,000 | 3 Bed FlatFlat 2, 37, Lennox Gardens, London, SW1X 0DFFlat 2, 37, Lennox Gardens, London, SW1X 0DF
• Sold Mar 2022£5,000,000 | 3 Bed FlatFlat 9, 78, Cadogan Square, London, SW1X 0EAFlat 9, 78, Cadogan Square, London, SW1X 0EA
• Sold Mar 2021£4,000,000 | 3 Bed FlatFlat 4, 3, Cadogan Square, London, SW1X 0HTFlat 4, 3, Cadogan Square, London, SW1X 0HT
• Sold Feb 2021£2,085,000 | 3 Bed FlatFlat 7, 3, Cadogan Square, London, SW1X 0HTFlat 7, 3, Cadogan Square, London, SW1X 0HT
• Sold Jun 2020£3,900,000 | 3 Bed FlatFlat 6, 70-72, Cadogan Square, London, SW1X 0EAFlat 6, 70-72, Cadogan Square, London, SW1X 0EA
• Sold Apr 2020£3,888,000 | 3 Bed FlatFlat 5, 3, Cadogan Square, London, SW1X 0HTFlat 5, 3, Cadogan Square, London, SW1X 0HT
• Sold Jan 2018£6,000,000 | 2 Bed Flat16A, Cadogan Square, London, SW1X 0JU16A, Cadogan Square, London, SW1X 0JU
• Sold Dec 2017£2,975,000 | 3 Bed FlatFlat 2, 51, Lennox Gardens, London, SW1X 0DFFlat 2, 51, Lennox Gardens, London, SW1X 0DF
• Sold Dec 2016£6,300,000 | 3 Bed FlatFlat 6, 59, Cadogan Square, London, SW1X 0HZFlat 6, 59, Cadogan Square, London, SW1X 0HZ
• Sold Jun 2016£1,550,000 | 3 Bed FlatFlat 18, Grosvenor Court 99, Sloane Street, London, SW1X 9PFFlat 18, Grosvenor Court 99, Sloane Street, London, SW1X 9PF
• Sold Nov 2013£1,750,000 | 3 Bed FlatFlat 9, 17, Cadogan Square, London, SW1X 0HTFlat 9, 17, Cadogan Square, London, SW1X 0HT
• Sold Sep 2012£4,300,000 | 3 Bed FlatFlat 2, 11, Cadogan Square, London, SW1X 0HTFlat 2, 11, Cadogan Square, London, SW1X 0HT
• Sold Nov 2007£637,000 | 3 Bed FlatFlat 6, 19, Hans Place, London, SW1X 0EPFlat 6, 19, Hans Place, London, SW1X 0EP
• Sold Jul 2007£3,201,316 | 3 Bed FlatFlat 2, 24, Cadogan Place, London, SW1X 9SAFlat 2, 24, Cadogan Place, London, SW1X 9SA

Our analysis of the public data ranks Flat 6, 3, Cadogan Square as the 171st largest and the 96th most expensive of the 416 addresses on Cadogan Square, London, SW1.

Against the SW1 postcode district average, it is £1.861m more expensive than the typical property.

• Holy Trinity CofE Primary School

  400 m away
• St Joseph's Catholic Primary School

  400 m away
• Marlborough Primary School

  600 m away

• St. Thomas More Language College

  400 m away
• Westminster City School

  1.5 km away
• The Grey Coat Hospital

  1.8 km away

• Knightsbridge

  |

  400 m away
• Sloane Square

  |

  500 m away
• Hyde Park Corner

  |

  900 m away

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