HM Land Registry records the plot of land for 14, Grassmount as measuring 252 m².

That makes it the 2nd largest plot in the postcode, where all 29 other houses have recorded plot data.

The most recent sale of 14, Grassmount completed on 28th September 2007 at £352,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have risen by 129.1% over the period since September 2007.

Since 2013 95 properties similar to 14, Grassmount have sold within a radius of 430 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 16th February 2026, was 11, Cadley Terrace, London, SE23 3YJ, a freehold house which sold for £750,000.

Read more about house prices in SE23.

• Sold Feb 2026£750,000 | 3 Bed House11, Cadley Terrace, London, SE23 3YJ11, Cadley Terrace, London, SE23 3YJ
• Sold Mar 2025£882,000 | 3 Bed House13, Derby Hill, London, SE23 3YD13, Derby Hill, London, SE23 3YD
• Sold Nov 2024£800,000 | 3 Bed House19, Derby Hill, London, SE23 3YD19, Derby Hill, London, SE23 3YD
• Sold Oct 2024£700,000 | 4 Bed House17, Hassocks Close, London, SE26 4BS17, Hassocks Close, London, SE26 4BS
• Sold Sep 2024£755,000 | 3 Bed House5, Grassmount, London, SE23 3UW5, Grassmount, London, SE23 3UW
• Sold Jul 2024£739,000 | 3 Bed House5, Forestholme Close, London, SE23 3UQ5, Forestholme Close, London, SE23 3UQ
• Sold Jun 2024£815,000 | 3 Bed House24, Little Brownings, London, SE23 3XJ24, Little Brownings, London, SE23 3XJ
• Sold Oct 2022£875,000 | 4 Bed House9, Grassmount, London, SE23 3UW9, Grassmount, London, SE23 3UW
• Sold Sep 2022£822,500 | 3 Bed House28, Grassmount, London, SE23 3UW28, Grassmount, London, SE23 3UW
• Sold Aug 2022£826,500 | 3 Bed House9, Forestholme Close, London, SE23 3UQ9, Forestholme Close, London, SE23 3UQ
• Sold Sep 2021£360,000 | 4 Bed House12, Tarleton Gardens, London, SE23 3XN12, Tarleton Gardens, London, SE23 3XN
• Sold Sep 2021£740,000 | 4 Bed House31, Grassmount, London, SE23 3UW31, Grassmount, London, SE23 3UW
• Sold Dec 2019£685,000 | 3 Bed House27, Forestholme Close, London, SE23 3UQ27, Forestholme Close, London, SE23 3UQ
• Sold Feb 2019£428,888 | 4 Bed House10, Grizedale Terrace, London, SE23 3XF10, Grizedale Terrace, London, SE23 3XF
• Sold May 2018£640,000 | 3 Bed House11, Forestholme Close, London, SE23 3UQ11, Forestholme Close, London, SE23 3UQ
• Sold May 2018£772,500 | 3 Bed House26, Little Brownings, London, SE23 3XJ26, Little Brownings, London, SE23 3XJ
• Sold Jan 2017£615,000 | 4 Bed House24, Forestholme Close, London, SE23 3UQ24, Forestholme Close, London, SE23 3UQ
• Sold May 2015£650,000 | 3 Bed House12, Little Brownings, London, SE23 3XJ12, Little Brownings, London, SE23 3XJ
• Sold Apr 2014£599,950 | 3 Bed House4, Little Brownings, London, SE23 3XJ4, Little Brownings, London, SE23 3XJ
• Sold Nov 2013£480,000 | 3 Bed House25, Forestholme Close, London, SE23 3UQ25, Forestholme Close, London, SE23 3UQ

Of the 31 addresses on Grassmount, London, SE23, 14, Grassmount comes out as the 22nd largest and the 22nd most expensive in our analysis of the public data.

It is also £210k more expensive than the average property across the SE23 district.

• Eliot Bank Primary School

  200 m away
• Holy Trinity Church of England Primary School

  400 m away
• Horniman Primary School

  500 m away

• Sydenham School

  500 m away
• Forest Hill School

  1.1 km away
• Kingsdale Foundation School

  1.9 km away

• Forest Hill

  |

  500 m away
• Sydenham

  |

  1.3 km away
• Sydenham (London)

  |

  1.4 km away

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