21, Ashdown Way has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 30 Oct 2013.

The property is not connected to mains gas and has single glazed windows. It is heated using a boiler and radiators (mains gas).

21, Ashdown Way last changed hands on 27th July 2001, selling for £148,000. The transaction was logged as a leasehold flat by HM Land Registry.

That is its only recorded sale since 1995.

• Sold Jul 2001£148,000

Land Registry records and our Estate Agent network show 94 sales of comparable properties within 320 metres of 21, Ashdown Way since 2019.

Most recently, Flat 52, Moira Court, Balham High Road, London, SW17 7AQ, a leasehold flat, sold at £405,000 on the 25th November 2025.

Read more about house prices in SW17.

• Sold Nov 2025£405,000 | 2 Bed FlatFlat 52, Moira Court, Balham High Road, London, SW17 7AQFlat 52, Moira Court, Balham High Road, London, SW17 7AQ
• Sold Oct 2025£375,000 | 2 Bed FlatFlat 4, Moira Court, Balham High Road, London, SW17 7AHFlat 4, Moira Court, Balham High Road, London, SW17 7AH
• Sold Sep 2025£292,500 | 2 Bed FlatFlat 5, Moira Court, Balham High Road, London, SW17 7AHFlat 5, Moira Court, Balham High Road, London, SW17 7AH
• Sold Sep 2025£270,000 | 2 Bed FlatFlat 72, Moira Court, Balham High Road, London, SW17 7AQFlat 72, Moira Court, Balham High Road, London, SW17 7AQ
• Sold Jun 2025£450,000 | 2 Bed FlatFlat 2, Moira Court, Balham High Road, London, SW17 7AHFlat 2, Moira Court, Balham High Road, London, SW17 7AH
• Sold May 2025£355,000 | 2 Bed FlatFlat 22, Moira Court, Balham High Road, London, SW17 7AHFlat 22, Moira Court, Balham High Road, London, SW17 7AH
• Sold Apr 2025£382,000 | 2 Bed Flat67, Ashdown Way, London, SW17 7TH67, Ashdown Way, London, SW17 7TH
• Sold Mar 2025£432,500 | 2 Bed Flat19, Ashdown Way, London, SW17 7TH19, Ashdown Way, London, SW17 7TH
• Sold Mar 2025£442,500 | 2 Bed FlatFlat 8, 29, Trinity Crescent, London, SW17 7AGFlat 8, 29, Trinity Crescent, London, SW17 7AG
• Sold Sep 2024£375,000 | 2 Bed Flat24, Ashdown Way, London, SW17 7TH24, Ashdown Way, London, SW17 7TH
• Sold May 2024£371,000 | 2 Bed Flat60, Ashdown Way, London, SW17 7TH60, Ashdown Way, London, SW17 7TH
• Sold May 2024£320,000 | 2 Bed Flat23, Ashdown Way, London, SW17 7TH23, Ashdown Way, London, SW17 7TH
• Sold Jun 2023£367,500 | 1 Bed FlatFlat 2, 29, Trinity Crescent, London, SW17 7AGFlat 2, 29, Trinity Crescent, London, SW17 7AG
• Sold Oct 2022£370,000 | 2 Bed FlatFlat 24, Moira Court, Balham High Road, London, SW17 7AHFlat 24, Moira Court, Balham High Road, London, SW17 7AH
• Sold Sep 2022£398,500 | 2 Bed Flat82, Ashdown Way, London, SW17 7TH82, Ashdown Way, London, SW17 7TH
• Sold Feb 2022£415,000 | 2 Bed Flat22, Ashdown Way, London, SW17 7TH22, Ashdown Way, London, SW17 7TH
• Sold Jun 2021£402,000 | 2 Bed Flat29, Ashdown Way, London, SW17 7TH29, Ashdown Way, London, SW17 7TH
• Sold Jun 2021£421,500 | 2 Bed Flat20, Ashdown Way, London, SW17 7TH20, Ashdown Way, London, SW17 7TH
• Sold Feb 2020£313,000 | 2 Bed Flat32, Ashdown Way, London, SW17 7TH32, Ashdown Way, London, SW17 7TH
• Sold Feb 2019£440,000 | 2 Bed Flat80, Ashdown Way, London, SW17 7TH80, Ashdown Way, London, SW17 7TH

Our analysis of the public data ranks 21, Ashdown Way as the 22nd largest and the 22nd most expensive of the 83 addresses on Ashdown Way, London, SW17.

Against the SW17 postcode district average, it is £272k less expensive than the typical property.

• Rutherford House School

  200 m away
• Ravenstone Primary School

  400 m away
• Trinity St Mary's CofE Primary School

  400 m away

• Chestnut Grove Academy

  600 m away
• Ernest Bevin Academy

  700 m away
• La Retraite Roman Catholic Girls' School

  1.4 km away

• Tooting Bec

  |

  400 m away
• Balham

  |

  500 m away
• Wandsworth Common

  |

  900 m away

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