Flat 5, 3, Cadogan Square has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 02 Oct 2018.

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 5, 3, Cadogan Square completed on 3rd April 2020 at £3,888,000 and was recorded by HM Land Registry as a leasehold flat.

Since 1995 the property has sold 3 times.

Values of comparable properties have dropped by 60.3% over the period since April 2020.

• Sold Apr 2020£3,888,000
• Sold Feb 1997£680,000
• Sold Jan 1997£400,000

Since 2007 25 properties similar to Flat 5, 3, Cadogan Square have sold within a radius of 280 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 16th January 2026, was Flat 1, 37, Lennox Gardens, London, SW1X 0DF, a leasehold flat which sold for £3,650,000.

Read more about house prices in SW1.

• Sold Jan 2026£3,650,000 | 3 Bed FlatFlat 1, 37, Lennox Gardens, London, SW1X 0DFFlat 1, 37, Lennox Gardens, London, SW1X 0DF
• 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 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£3,475,000 | 3 Bed FlatFlat 6, 3, Cadogan Square, London, SW1X 0HTFlat 6, 3, Cadogan Square, London, SW1X 0HT
• 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 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 2019£4,380,000 | 3 Bed FlatFlat 13, 49, Pont Street, London, SW1X 0BDFlat 13, 49, Pont Street, London, SW1X 0BD
• Sold Feb 2019£1,837,501 | 3 Bed FlatFlat 7, 50, Hans Place, London, SW1X 0LAFlat 7, 50, Hans Place, London, SW1X 0LA
• 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 May 2016£2,550,000 | 3 Bed FlatFlat 4, 49, Pont Street, London, SW1X 0BDFlat 4, 49, Pont Street, London, SW1X 0BD
• Sold Feb 2016£4,000,000 | 3 Bed FlatFlat 9, Fordie House 82, Sloane Street, London, SW1X 9PAFlat 9, Fordie House 82, Sloane Street, London, SW1X 9PA
• Sold Jan 2015£2,600,000 | 3 Bed FlatFlat C, 63, Pont Street, London, SW1X 0BDFlat C, 63, Pont Street, London, SW1X 0BD
• 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 Jun 2007£1,000,000 | 3 Bed FlatFlat 12, Grosvenor Court 99, Sloane Street, London, SW1X 9PFFlat 12, Grosvenor Court 99, Sloane Street, London, SW1X 9PF

Of the 416 addresses on Cadogan Square, London, SW1, Flat 5, 3, Cadogan Square comes out as the 149th largest and the 86th most expensive in our analysis of the public data.

It is also £2.065m more expensive than the average property across the SW1 district.

• 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

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