4, Thornsett Road occupies a 641 m² plot as recorded by HM Land Registry.

All 11 other houses in this postcode have recorded plot sizes, and this one ranks as the 3rd largest.

4, Thornsett Road has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 14 May 2025.

The property is connected to mains gas and has mostly double glazing. It is heated using a boiler and radiators (mains gas).

Land Registry records and our Estate Agent network show 17 sales of comparable properties within 380 metres of 4, Thornsett Road since 2007.

Most recently, 21, Thornsett Road, London, SE20 7XB, a freehold house, sold at £1,000,000 on the 14th January 2026.

Read more about house prices in SE20.

• Sold Jan 2026£1,000,000 | 5 Bed House21, Thornsett Road, London, SE20 7XB21, Thornsett Road, London, SE20 7XB
• Sold Mar 2025£950,000 | 5 Bed House13, Thornsett Road, London, SE20 7XB13, Thornsett Road, London, SE20 7XB
• Sold Feb 2024£990,000 | 5 Bed House20, Thornsett Road, London, SE20 7XE20, Thornsett Road, London, SE20 7XE
• Sold Dec 2023£950,000 | 5 Bed House4, Cambridge Road, London, SE20 7XL4, Cambridge Road, London, SE20 7XL
• Sold Nov 2023£880,000 | 5 Bed House161, Croydon Road, London, SE20 7TY161, Croydon Road, London, SE20 7TY
• Sold Sep 2021£850,000 | 5 Bed House31, Thornsett Road, London, SE20 7XB31, Thornsett Road, London, SE20 7XB
• Sold Jun 2021£922,500 | 5 Bed House23, Wheathill Road, London, SE20 7XQ23, Wheathill Road, London, SE20 7XQ
• Sold Jun 2020£965,000 | 5 Bed House62, Tremaine Road, London, SE20 7TZ62, Tremaine Road, London, SE20 7TZ
• Sold Jun 2017£1,010,000 | 5 Bed House22, Thornsett Road, London, SE20 7XE22, Thornsett Road, London, SE20 7XE
• Sold Apr 2017£820,000 | 5 Bed House29, Wheathill Road, London, SE20 7XQ29, Wheathill Road, London, SE20 7XQ
• Sold Mar 2014£750,000 | 5 Bed House40, Wheathill Road, London, SE20 7XH40, Wheathill Road, London, SE20 7XH
• Sold Oct 2013£585,000 | 5 Bed House8, Stembridge Road, London, SE20 7UF8, Stembridge Road, London, SE20 7UF
• Sold Aug 2013£525,000 | 5 Bed House20, Stembridge Road, London, SE20 7UF20, Stembridge Road, London, SE20 7UF
• Sold Jul 2011£530,000 | 5 Bed House4, Marlow Close, London, SE20 7XP4, Marlow Close, London, SE20 7XP
• Sold Jan 2011£455,000 | 5 Bed House6, Thornsett Road, London, SE20 7XE6, Thornsett Road, London, SE20 7XE
• Sold Mar 2008£430,000 | 5 Bed House10, Stembridge Road, London, SE20 7UF10, Stembridge Road, London, SE20 7UF
• Sold Apr 2007£470,000 | 5 Bed House128, Marlow Road, London, SE20 7XG128, Marlow Road, London, SE20 7XG

Our analysis of the public data ranks 4, Thornsett Road as the 20th largest and the 13th most expensive of the 52 addresses on Thornsett Road, London, SE20.

Against the SE20 postcode district average, it is £539k more expensive than the typical property.

• Stewart Fleming Primary School

  400 m away
• St Mark's Church of England Primary Academy

  700 m away
• St Anthony's Catholic Primary School

  800 m away

• Harris Academy South Norwood

  800 m away
• Oasis Academy Arena

  1.2 km away
• Harris City Academy Crystal Palace

  1.2 km away

• Birkbeck

  |

  600 m away
• Anerley

  |

  900 m away
• Norwood Junction

  |

  900 m away

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