Flat 3, 39, Belsize Park has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 05 Apr 2023.

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

Flat 3, 39, Belsize Park last changed hands on 31st July 2017, selling for £1,735,000. The transaction was logged as a leasehold flat by HM Land Registry.

In total it has sold 5 times since 1995.

The market for similar properties has dropped by 23.3% since July 2017.

• Sold Jul 2017£1,735,000
• Sold Jul 2010£1,250,000
• Sold Apr 2005£615,000

Land Registry records and our Estate Agent network show 79 sales of comparable properties within 290 metres of Flat 3, 39, Belsize Park since 2018.

Most recently, 44A, Belsize Square, London, NW3 4HN, a leasehold flat, sold at £1,040,000 on the 27th August 2025.

Read more about house prices in NW3.

• Sold Aug 2025£1,040,000 | 3 Bed Flat44A, Belsize Square, London, NW3 4HN44A, Belsize Square, London, NW3 4HN
• Sold Jun 2025£1,850,000 | 3 Bed FlatFlat 2, 7, Adamson Road, London, NW3 3HXFlat 2, 7, Adamson Road, London, NW3 3HX
• Sold May 2025£1,395,000 | 3 Bed FlatFlat 6, 58, Eton Avenue, London, NW3 3HNFlat 6, 58, Eton Avenue, London, NW3 3HN
• Sold May 2025£1,700,000 | 3 Bed FlatFlat 1, 26, College Crescent, London, NW3 5LHFlat 1, 26, College Crescent, London, NW3 5LH
• Sold Mar 2025£1,350,000 | 3 Bed FlatFlat 3, 11, Belsize Park, London, NW3 4ESFlat 3, 11, Belsize Park, London, NW3 4ES
• Sold Jan 2025£1,250,000 | 3 Bed Flat43D , Belsize Square, London, NW3 4HN43D , Belsize Square, London, NW3 4HN
• Sold Jan 2025£1,087,000 | 3 Bed Flat19D , Belsize Park, London, NW3 4DU19D , Belsize Park, London, NW3 4DU
• Sold Jan 2025£1,520,000 | 3 Bed FlatFlat 5, 13, Belsize Park Gardens, London, NW3 4JGFlat 5, 13, Belsize Park Gardens, London, NW3 4JG
• Sold Nov 2024£1,550,000 | 3 Bed Flat19C , Belsize Park, London, NW3 4DU19C , Belsize Park, London, NW3 4DU
• Sold Oct 2024£1,269,537 | 3 Bed Flat46A, Belsize Square, London, NW3 4HN46A, Belsize Square, London, NW3 4HN
• Sold Sep 2024£1,590,000 | 3 Bed FlatFlat 3, 11, Adamson Road, London, NW3 3HXFlat 3, 11, Adamson Road, London, NW3 3HX
• Sold Jul 2024£1,325,000 | 3 Bed FlatFlat 4, 3, Buckland Crescent, London, NW3 5DHFlat 4, 3, Buckland Crescent, London, NW3 5DH
• Sold Jun 2024£1,470,000 | 3 Bed FlatFlat 5, 14, Daleham Gardens, London, NW3 5DAFlat 5, 14, Daleham Gardens, London, NW3 5DA
• Sold Jun 2023£1,700,000 | 4 Bed FlatFlat 4, 16, Belsize Park, London, NW3 4ESFlat 4, 16, Belsize Park, London, NW3 4ES
• Sold Sep 2022£1,520,000 | 3 Bed FlatFlat 1, 14, Belsize Park, London, NW3 4ESFlat 1, 14, Belsize Park, London, NW3 4ES
• Sold Apr 2022£1,350,000 | 3 Bed FlatFlat 2, 26, College Crescent, London, NW3 5LHFlat 2, 26, College Crescent, London, NW3 5LH
• Sold Jul 2021£1,995,000 | 3 Bed FlatFlat 3, 3, Belsize Park, London, NW3 4ETFlat 3, 3, Belsize Park, London, NW3 4ET
• Sold Jan 2020£1,175,000 | 3 Bed FlatFlat 2, 17, Buckland Crescent, London, NW3 5DHFlat 2, 17, Buckland Crescent, London, NW3 5DH
• Sold Dec 2019£1,380,000 | 3 Bed FlatFlat 2, 33, Belsize Park, London, NW3 4DXFlat 2, 33, Belsize Park, London, NW3 4DX
• Sold Jul 2018£1,550,000 | 3 Bed Flat18D , Belsize Park, London, NW3 4DU18D , Belsize Park, London, NW3 4DU

Agents in our network have reported 1 letting within 290 metres of Flat 3, 39, Belsize Park across the last 2 years.

The newest of these is 15C, Fitzjohns Avenue, London, NW3 5JY, a leasehold flat let by Fine Living in February 2025.

• 
  Let agreed Feb 2025£ Undisclosed | 3 Bed Flat15C, Fitzjohns Avenue, London, NW3 5JY15C, Fitzjohns Avenue, London, NW3 5JY

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

Our analysis of the public data ranks Flat 3, 39, Belsize Park as the 90th largest and the 82nd most expensive of the 423 addresses on Belsize Park, London, NW3.

Against the NW3 postcode district average, it is £9k less expensive than the typical property.

• Holy Trinity CofE Primary School, NW3

  300 m away
• Fitzjohn's Primary School

  800 m away
• Rosary Catholic Primary School

  800 m away

• The UCL Academy

  500 m away
• Harris Academy St John's Wood

  1.0 km away
• Haverstock School

  1.4 km away

• Swiss Cottage

  |

  300 m away
• Finchley Road

  |

  400 m away
• South Hampstead

  |

  600 m away

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