40, Cromwell Close has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 19 Jul 2010.

The property is not connected to mains gas and has single glazed windows. It is heated using electric storage heaters.

The most recent sale of 40, Cromwell Close completed on 2nd June 2015 at £285,000 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 9.9% over the period since June 2015.

• Sold Jun 2015£285,000
• Sold Jul 2008£165,000
• Sold Apr 2002£127,500

Since 2013 32 properties similar to 40, Cromwell Close have sold within a radius of 260 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 11th September 2025, was Flat 3, 3, Winchester Street, London, W3 8PA, a leasehold flat which sold for £345,000.

Read more about house prices in W3.

• Sold Sep 2025£345,000 | 1 Bed FlatFlat 3, 3, Winchester Street, London, W3 8PAFlat 3, 3, Winchester Street, London, W3 8PA
• Sold Aug 2025£1,300,000 | 1 Bed FlatFlat 3, 5A, Church Road, London, W3 8PUFlat 3, 5A, Church Road, London, W3 8PU
• Sold Nov 2024£227,500 | 1 Bed FlatFlat 4, 19, Gloucester Road, London, W3 8PDFlat 4, 19, Gloucester Road, London, W3 8PD
• Sold Nov 2024£257,500 | 1 Bed Flat41, Cromwell Close, London, W3 6BN41, Cromwell Close, London, W3 6BN
• Sold Apr 2024£325,000 | 1 Bed Flat74, Churchfield Road, London, W3 6DH74, Churchfield Road, London, W3 6DH
• Sold Mar 2024£225,000 | 1 Bed FlatFlat 5, 6A , Horn Lane, London, W3 6QTFlat 5, 6A , Horn Lane, London, W3 6QT
• Sold May 2023£283,000 | 1 Bed FlatFlat 1, 106, Churchfield Road, London, W3 6BYFlat 1, 106, Churchfield Road, London, W3 6BY
• Sold Jan 2023£300,000 | 1 Bed Flat47, Cromwell Close, London, W3 6BN47, Cromwell Close, London, W3 6BN
• Sold Jan 2022£255,500 | 1 Bed Flat45, Cromwell Close, London, W3 6BN45, Cromwell Close, London, W3 6BN
• Sold Jul 2021£290,000 | 1 Bed Flat10B, Church Road, London, W3 8PP10B, Church Road, London, W3 8PP
• Sold Feb 2020£320,000 | 1 Bed FlatFlat 3, 1, Newburgh Road, London, W3 6DQFlat 3, 1, Newburgh Road, London, W3 6DQ
• Sold Mar 2019£322,000 | 1 Bed Flat32 Acton Town Hall Apartments, Winchester Street, London, W3 8UH32 Acton Town Hall Apartments, Winchester Street, London, W3 8UH
• Sold Dec 2017£267,000 | 1 Bed FlatFlat 9, 79, Church Road, London, W3 8PXFlat 9, 79, Church Road, London, W3 8PX
• Sold Dec 2017£280,000 | 1 Bed FlatFlat 8, 79, Church Road, London, W3 8PXFlat 8, 79, Church Road, London, W3 8PX
• Sold Apr 2017£345,000 | 1 Bed Flat14, Cromwell Close, London, W3 6BN14, Cromwell Close, London, W3 6BN
• Sold Jul 2015£290,000 | 1 Bed Flat3, Cromwell Close, London, W3 6BN3, Cromwell Close, London, W3 6BN
• Sold Aug 2014£320,000 | 1 Bed FlatFlat 5, 79, Church Road, London, W3 8PXFlat 5, 79, Church Road, London, W3 8PX
• Sold Apr 2014£250,000 | 1 Bed FlatFlat 3, 79, Church Road, London, W3 8PXFlat 3, 79, Church Road, London, W3 8PX
• Sold Dec 2013£209,000 | 1 Bed Flat1, Cromwell Close, London, W3 6BN1, Cromwell Close, London, W3 6BN
• Sold Oct 2013£191,500 | 1 Bed FlatFlat 3, 47, Churchfield Road, London, W3 6AYFlat 3, 47, Churchfield Road, London, W3 6AY

Over the past 2 years our Estate Agent network has recorded 1 let of a property comparable to 40, Cromwell Close, all within 260 metres.

The latest, in June 2024, was Flat 2, 31, Spencer Road, London, W3 6DW, a leasehold flat let by Jorgensen Turner.

• 
  Let Jun 2024£ Undisclosed | FlatFlat 2, 31, Spencer Road, London, W3 6DWFlat 2, 31, Spencer Road, London, W3 6DW

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Of the 56 addresses on Cromwell Close, London, W3, 40, Cromwell Close comes out as the 49th largest and the 51st most expensive in our analysis of the public data.

It is also £306k less expensive than the average property across the W3 district.

• Ark Priory Primary Academy

  300 m away
• Derwentwater Primary School

  300 m away
• Ark Byron Primary Academy

  400 m away

• Ark Soane Academy

  600 m away
• Twyford Church of England High School

  700 m away
• Ark Acton Academy

  900 m away

• Acton Central

  |

  300 m away
• South Acton

  |

  900 m away
• Acton Town

  |

  1.0 km away

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