14, Cornwallis Avenue occupies a 317 m² plot as recorded by HM Land Registry.

Of the 16 other houses in this postcode, 15 have recorded plot sizes, and this one ranks as the 15th largest.

14, Cornwallis Avenue has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 09 Jan 2019.

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

14, Cornwallis Avenue last changed hands on 26th April 2019, selling for £558,000. The transaction was logged as a freehold house by HM Land Registry.

In total it has sold twice since 1995.

The market for similar properties has dropped by 1.9% since April 2019.

• Sold Apr 2019£558,000
• Sold Oct 2000£195,000

Land Registry records and our Estate Agent network show 278 sales of comparable properties within 610 metres of 14, Cornwallis Avenue since 2019.

Most recently, 48, Dulverton Road, London, SE9 3RL, a freehold house, sold at £675,000 on the 6th March 2026.

Read more about house prices in SE9.

• Sold Mar 2026£675,000 | 4 Bed House48, Dulverton Road, London, SE9 3RL48, Dulverton Road, London, SE9 3RL
• Sold Dec 2025£628,400 | 4 Bed House42, Telford Road, London, SE9 3RD42, Telford Road, London, SE9 3RD
• Sold Nov 2025£715,000 | 4 Bed House11, Marechal Niel Avenue, Sidcup, DA15 7PB11, Marechal Niel Avenue, Sidcup, DA15 7PB
• Sold Sep 2025£655,000 | 4 Bed House43, Marechal Niel Avenue, Sidcup, DA15 7PB43, Marechal Niel Avenue, Sidcup, DA15 7PB
• Sold Mar 2025£592,000 | 4 Bed House48, Thaxted Road, London, SE9 3PT48, Thaxted Road, London, SE9 3PT
• Sold Nov 2024£625,000 | 3 Bed House50, Frensham Road, London, SE9 3RQ50, Frensham Road, London, SE9 3RQ
• Sold Nov 2024£650,000 | 4 Bed House55, Telford Road, London, SE9 3RE55, Telford Road, London, SE9 3RE
• Sold Sep 2024£650,000 | 4 Bed House45, Marechal Niel Avenue, Sidcup, DA15 7PB45, Marechal Niel Avenue, Sidcup, DA15 7PB
• Sold Aug 2024£535,000 | 4 Bed House6, County Gate, London, SE9 3UB6, County Gate, London, SE9 3UB
• Sold Jul 2024£605,000 | 4 Bed House7, Agaton Road, London, SE9 3RN7, Agaton Road, London, SE9 3RN
• Sold May 2024£710,000 | 4 Bed House58, Telford Road, London, SE9 3RD58, Telford Road, London, SE9 3RD
• Sold Apr 2024£546,500 | 4 Bed House31, Marechal Niel Avenue, Sidcup, DA15 7PB31, Marechal Niel Avenue, Sidcup, DA15 7PB
• Sold Dec 2023£485,000 | 4 Bed House17, St. Margarets Avenue, Sidcup, DA15 7NP17, St. Margarets Avenue, Sidcup, DA15 7NP
• Sold Nov 2022£650,000 | 3 Bed House28, Frensham Road, London, SE9 3RQ28, Frensham Road, London, SE9 3RQ
• Sold Jul 2022£685,000 | 3 Bed House4, Frensham Road, London, SE9 3RQ4, Frensham Road, London, SE9 3RQ
• Sold Mar 2022£575,000 | 4 Bed House13, Marechal Niel Avenue, Sidcup, DA15 7PB13, Marechal Niel Avenue, Sidcup, DA15 7PB
• Sold Nov 2021£600,000 | 3 Bed House46, Frensham Road, London, SE9 3RQ46, Frensham Road, London, SE9 3RQ
• Sold Nov 2021£588,000 | 4 Bed House14, Telford Road, London, SE9 3RD14, Telford Road, London, SE9 3RD
• Sold Nov 2020£600,000 | 4 Bed House12, Frensham Road, London, SE9 3RQ12, Frensham Road, London, SE9 3RQ
• Sold May 2019£485,000 | 4 Bed House158, Harland Avenue, Sidcup, DA15 7PA158, Harland Avenue, Sidcup, DA15 7PA

Our analysis of the public data ranks 14, Cornwallis Avenue as the 11th largest and the 11th most expensive of the 16 addresses on Cornwallis Avenue, London, SE9.

Against the SE9 postcode district average, it is £170k more expensive than the typical property.

• Dulverton Primary School

  400 m away
• Longlands Primary School

  800 m away
• Edgebury Primary School

  1.0 km away

• Chislehurst School for Girls

  1.7 km away
• Chislehurst and Sidcup Grammar School

  2.0 km away
• St Thomas More Catholic Comprehensive School

  2.1 km away

• New Eltham

  |

  800 m away
• Sidcup

  |

  1.7 km away
• Mottingham

  |

  2.2 km away

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