Flat 6, 25, Belsize Park has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 05 Jan 2026.

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

According to HM Land Registry, Flat 6, 25, Belsize Park was last sold on 13th October 2004 for £394,000 and was recorded as a leasehold flat.

The property has had 2 sales since 1995.

• Sold Oct 2004£394,000
• Sold Mar 2001£320,000

According to the Land Registry and our network of Estate Agents, there have been 62 sales of properties similar to Flat 6, 25, Belsize Park within a radius of 280 metres since 2009.

The most recent example is Flat 3, 29, Belsize Park, London, NW3 4DX, a leasehold flat which sold for £670,000 on the 14th November 2025.

Read more about house prices in NW3.

• Sold Nov 2025£670,000 | 2 Bed FlatFlat 3, 29, Belsize Park, London, NW3 4DXFlat 3, 29, Belsize Park, London, NW3 4DX
• Sold Jul 2025£725,000 | 2 Bed Flat18E , Belsize Park, London, NW3 4DU18E , Belsize Park, London, NW3 4DU
• Sold Nov 2024£755,000 | 2 Bed FlatFlat 6, 24, Belsize Park, London, NW3 4DUFlat 6, 24, Belsize Park, London, NW3 4DU
• Sold Sep 2024£792,500 | 2 Bed FlatFlat 1, 28, Fitzjohns Avenue, London, NW3 5NBFlat 1, 28, Fitzjohns Avenue, London, NW3 5NB
• Sold Sep 2024£625,000 | 2 Bed Flat19A, Belsize Park, London, NW3 4DU19A, Belsize Park, London, NW3 4DU
• Sold Aug 2024£512,500 | 2 Bed Flat19, Mccrone Mews, London, NW3 5BG19, Mccrone Mews, London, NW3 5BG
• Sold May 2024£675,000 | 2 Bed Flat27B , Belsize Square, London, NW3 4HU27B , Belsize Square, London, NW3 4HU
• Sold Dec 2023£615,000 | 2 Bed FlatFlat 11, 27, Belsize Park, London, NW3 4DUFlat 11, 27, Belsize Park, London, NW3 4DU
• Sold Oct 2023£721,500 | 2 Bed FlatFlat 4, Claridge House 13, Belsize Park, London, NW3 4ESFlat 4, Claridge House 13, Belsize Park, London, NW3 4ES
• Sold Jul 2023£840,000 | 2 Bed FlatFlat 2, 50, Belsize Square, London, NW3 4HNFlat 2, 50, Belsize Square, London, NW3 4HN
• Sold Apr 2022£655,000 | 2 Bed Flat23, Mccrone Mews, London, NW3 5BG23, Mccrone Mews, London, NW3 5BG
• Sold Jan 2021£784,000 | 2 Bed FlatFlat 7, 28, Belsize Park, London, NW3 4DXFlat 7, 28, Belsize Park, London, NW3 4DX
• Sold Aug 2018£635,000 | 2 Bed FlatFlat 10, 27, Belsize Park, London, NW3 4DUFlat 10, 27, Belsize Park, London, NW3 4DU
• Sold Nov 2017£960,000 | 2 Bed FlatFlat 3, 24, Belsize Park, London, NW3 4DUFlat 3, 24, Belsize Park, London, NW3 4DU
• Sold Mar 2016£940,000 | 2 Bed Flat28B , Belsize Square, London, NW3 4HU28B , Belsize Square, London, NW3 4HU
• Sold Jun 2015£860,000 | 2 Bed FlatFlat 5, 24, Belsize Park, London, NW3 4DUFlat 5, 24, Belsize Park, London, NW3 4DU
• Sold Sep 2014£705,000 | 2 Bed FlatFlat 1, 27, Belsize Park, London, NW3 4DUFlat 1, 27, Belsize Park, London, NW3 4DU
• Sold Mar 2014£625,000 | 2 Bed FlatFlat 6, 40, Belsize Park, London, NW3 4EEFlat 6, 40, Belsize Park, London, NW3 4EE
• Sold Dec 2009£465,000 | 2 Bed FlatFlat 4, 24, Belsize Park, London, NW3 4DUFlat 4, 24, Belsize Park, London, NW3 4DU
• Sold Jul 2009£442,000 | 2 Bed FlatFlat 1, 26, Belsize Park, London, NW3 4DUFlat 1, 26, Belsize Park, London, NW3 4DU

Our network of Estate Agents reports 1 let of a property similar to Flat 6, 25, Belsize Park within a radius of 280 metres over the last 2 years.

Most recently, 3A , Lancaster Drive, London, NW3 4EY, a leasehold flat, was let by Fine Living in March 2024.

• 
  Let agreed Mar 2024£ Undisclosed | 1 Bed Flat3A , Lancaster Drive, London, NW3 4EY3A , Lancaster Drive, London, NW3 4EY

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Belsize Park, London, NW3 has a total of 423 addresses. According to our analysis of all the public data, Flat 6, 25, Belsize Park is the 226th largest and the 264th most expensive property on the street.

When compared to the postcode district it is £645k less expensive than the average property in NW3.

• Holy Trinity CofE Primary School, NW3

  500 m away
• Rosary Catholic Primary School

  500 m away
• Fitzjohn's Primary School

  600 m away

• The UCL Academy

  800 m away
• Harris Academy St John's Wood

  1.2 km away
• Haverstock School

  1.3 km away

• Belsize Park

  |

  600 m away
• Finchley Road

  |

  600 m away
• Swiss Cottage

  |

  600 m away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.