17A, The Polygon has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 29 Jul 2020.

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

The most recent sale of 17A, The Polygon completed on 24th April 2015 at £521,278 and was recorded by HM Land Registry as a leasehold flat.

Since 1995 the property has sold twice.

Values of comparable properties have dropped by 22.1% over the period since April 2015.

• Sold Apr 2015£521,278
• Sold Aug 2003£245,000

Since 2021 97 properties similar to 17A, The Polygon have sold within a radius of 340 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 19th December 2025, was Flat 6, Ascot House 65, Venn Street, London, SW4 0BD, a leasehold flat which sold for £560,000.

Read more about house prices in SW4.

• Sold Dec 2025£560,000 | 2 Bed FlatFlat 6, Ascot House 65, Venn Street, London, SW4 0BDFlat 6, Ascot House 65, Venn Street, London, SW4 0BD
• Sold Oct 2025£572,500 | 2 Bed Flat18, Venn Street, London, SW4 0AT18, Venn Street, London, SW4 0AT
• Sold Aug 2025£545,000 | 2 Bed Flat8 Woodlands, Clapham Common North Side, London, SW4 0RJ8 Woodlands, Clapham Common North Side, London, SW4 0RJ
• Sold May 2025£442,000 | 2 Bed Flat14, Trinity Close, London, SW4 0JD14, Trinity Close, London, SW4 0JD
• Sold Feb 2025£440,000 | 2 Bed Flat24, Trinity Close, London, SW4 0JD24, Trinity Close, London, SW4 0JD
• Sold Oct 2024£548,414 | 2 Bed Flat157, Wingate Square, London, SW4 0AN157, Wingate Square, London, SW4 0AN
• Sold Oct 2024£640,000 | 2 Bed Flat5, The Polygon, London, SW4 0JG5, The Polygon, London, SW4 0JG
• Sold Jun 2024£600,000 | 2 Bed Flat5A, The Polygon, London, SW4 0JG5A, The Polygon, London, SW4 0JG
• Sold Mar 2024£455,000 | 2 Bed FlatFlat 3, 4, The Chase, London, SW4 0NHFlat 3, 4, The Chase, London, SW4 0NH
• Sold Feb 2024£515,000 | 2 Bed FlatFlat 10, Windsor Court , The Pavement, London, SW4 0JFFlat 10, Windsor Court , The Pavement, London, SW4 0JF
• Sold Nov 2023£550,000 | 2 Bed Flat163, Wingate Square, London, SW4 0AN163, Wingate Square, London, SW4 0AN
• Sold Jul 2023£535,000 | 2 Bed FlatFlat C, 186, Clapham High Street, London, SW4 7UGFlat C, 186, Clapham High Street, London, SW4 7UG
• Sold Mar 2023£1,000 | 2 Bed FlatFlat 5, 3, Clapham Common North Side, London, SW4 0QNFlat 5, 3, Clapham Common North Side, London, SW4 0QN
• Sold Feb 2023£540,000 | 2 Bed Flat18 Woodlands, Clapham Common North Side, London, SW4 0RJ18 Woodlands, Clapham Common North Side, London, SW4 0RJ
• Sold Jan 2023£550,000 | 2 Bed Flat167, Wingate Square, London, SW4 0AN167, Wingate Square, London, SW4 0AN
• Sold Nov 2022£550,000 | 2 Bed Flat158, Wingate Square, London, SW4 0AN158, Wingate Square, London, SW4 0AN
• Sold Nov 2022£795,000 | 2 Bed Flat8, Venn Street, London, SW4 0AT8, Venn Street, London, SW4 0AT
• Sold Jul 2022£475,000 | 2 Bed FlatFlat 1, Windsor Court , The Pavement, London, SW4 0JFFlat 1, Windsor Court , The Pavement, London, SW4 0JF
• Sold Jun 2022£650,000 | 2 Bed FlatFlat 2, 2-4 , Venn Street, London, SW4 0ATFlat 2, 2-4 , Venn Street, London, SW4 0AT
• Sold Jan 2021£570,000 | 2 Bed FlatFlat B, 3, The Polygon, London, SW4 0JGFlat B, 3, The Polygon, London, SW4 0JG

Of the 26 addresses on The Polygon, London, SW4, 17A, The Polygon comes out as the 20th largest and the 18th most expensive in our analysis of the public data.

It is also £196k less expensive than the average property across the SW4 district.

• Clapham Manor Primary School

  300 m away
• Macaulay Church of England Primary School

  400 m away
• St Mary's Roman Catholic Primary School

  500 m away

• The Elms Academy

  700 m away
• Harris Academy Clapham

  1.3 km away
• Harris Academy Battersea

  1.7 km away

• Clapham Common

  |

  300 m away
• Clapham High Street

  |

  700 m away
• Wandsworth Road

  |

  800 m away

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