20B, Cornwall Road has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 01 Jun 2015.

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 20B, Cornwall Road completed on 11th September 2015 at £355,000 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 11.7% over the period since September 2015.

• Sold Sep 2015£355,000
• Sold Aug 2004£180,000
• Sold Sep 2000£129,995

Since 2007 58 properties similar to 20B, Cornwall Road have sold within a radius of 390 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 5th December 2025, was 70B, Upper Tollington Park, London, N4 4LS, a leasehold flat which sold for £375,000.

Read more about house prices in N4.

• Sold Dec 2025£375,000 | 1 Bed Flat70B, Upper Tollington Park, London, N4 4LS70B, Upper Tollington Park, London, N4 4LS
• Sold Aug 2025£400,000 | 1 Bed FlatFlat 1, 78, Upper Tollington Park, London, N4 4NBFlat 1, 78, Upper Tollington Park, London, N4 4NB
• Sold Jul 2025£395,000 | 2 Bed FlatFlat 3, 28, Cornwall Road, London, N4 4PHFlat 3, 28, Cornwall Road, London, N4 4PH
• Sold Mar 2025£419,000 | 1 Bed Flat22B , Cornwall Road, London, N4 4PH22B , Cornwall Road, London, N4 4PH
• Sold Feb 2025£402,000 | 2 Bed FlatFlat C, 134, Stapleton Hall Road, London, N4 4QBFlat C, 134, Stapleton Hall Road, London, N4 4QB
• Sold Oct 2024£445,000 | 2 Bed Flat6B, Endymion Road, London, N4 1EE6B, Endymion Road, London, N4 1EE
• Sold Oct 2023£287,000 | 1 Bed Flat2D , Florence Road, London, N4 4BU2D , Florence Road, London, N4 4BU
• Sold Nov 2022£436,000 | 2 Bed Flat5A, Endymion Road, London, N4 1EE5A, Endymion Road, London, N4 1EE
• Sold Sep 2022£485,000 | 2 Bed Flat65B , Florence Road, London, N4 4DJ65B , Florence Road, London, N4 4DJ
• Sold Sep 2022£360,000 | 1 Bed FlatFlat 4, 154, Stapleton Hall Road, London, N4 4QJFlat 4, 154, Stapleton Hall Road, London, N4 4QJ
• Sold Jul 2022£500,000 | 2 Bed Flat33B , Florence Road, London, N4 4DJ33B , Florence Road, London, N4 4DJ
• Sold Mar 2022£400,000 | 1 Bed FlatFlat C, 49, Upper Tollington Park, London, N4 4DDFlat C, 49, Upper Tollington Park, London, N4 4DD
• Sold Jan 2022£372,000 | 2 Bed FlatFlat B, 33, Connaught Road, London, N4 4NTFlat B, 33, Connaught Road, London, N4 4NT
• Sold Jun 2021£440,000 | 2 Bed Flat114C , Stapleton Hall Road, London, N4 4QA114C , Stapleton Hall Road, London, N4 4QA
• Sold Feb 2021£380,000 | 2 Bed FlatFlat C, 123, Upper Tollington Park, London, N4 4NDFlat C, 123, Upper Tollington Park, London, N4 4ND
• Sold Nov 2018£380,000 | 2 Bed FlatFlat B, 29, Cornwall Road, London, N4 4PHFlat B, 29, Cornwall Road, London, N4 4PH
• Sold Nov 2017£465,000 | 2 Bed FlatFlat B, 21, Cornwall Road, London, N4 4PHFlat B, 21, Cornwall Road, London, N4 4PH
• Sold Sep 2017£475,000 | 2 Bed FlatFlat 2, 78, Upper Tollington Park, London, N4 4NBFlat 2, 78, Upper Tollington Park, London, N4 4NB
• Sold Jul 2015£375,000 | 2 Bed Flat8B , Cornwall Road, London, N4 4PH8B , Cornwall Road, London, N4 4PH
• Sold Jun 2007£275,000 | 1 Bed FlatFlat 2, 28, Cornwall Road, London, N4 4PHFlat 2, 28, Cornwall Road, London, N4 4PH

Of the 61 addresses on Cornwall Road, London, N4, 20B, Cornwall Road comes out as the 59th largest and the 59th most expensive in our analysis of the public data.

It is also £210k less expensive than the average property across the N4 district.

• St Aidan's Voluntary Controlled Primary School

  300 m away
• Stroud Green Primary School

  500 m away
• Weston Park Primary School

  900 m away

• Arts and Media School Islington

  900 m away
• Skinners' Academy

  1.0 km away
• Hornsey School for Girls

  1.1 km away

• Harringay

  |

  500 m away
• Crouch Hill

  |

  700 m away
• Harringay Green Lanes

  |

  800 m away

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