Flat B, 44, Belsize Park has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 05 Aug 2015.

The property is not connected to mains gas and has high performance glazing. It is heated using a boiler and underfloor heating (mains gas).

According to HM Land Registry, Flat B, 44, Belsize Park was last sold on 15th July 2015 for £1,510,000 and was recorded as a leasehold flat.

The property has only had this single sale since 1995.

Since July 2015, the market for similar properties has dropped by 26.6%.

• Sold Jul 2015£1,510,000

According to the Land Registry and our network of Estate Agents, there have been 68 sales of properties similar to Flat B, 44, Belsize Park within a radius of 290 metres since 2015.

The most recent example is 44A, Belsize Square, London, NW3 4HN, a leasehold flat which sold for £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£1,087,000 | 3 Bed Flat19D , Belsize Park, London, NW3 4DU19D , Belsize Park, London, NW3 4DU
• 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 Jul 2024£1,325,000 | 3 Bed FlatFlat 4, 3, Buckland Crescent, London, NW3 5DHFlat 4, 3, Buckland Crescent, London, NW3 5DH
• Sold Jun 2023£1,700,000 | 4 Bed FlatFlat 4, 16, Belsize Park, London, NW3 4ESFlat 4, 16, Belsize Park, London, NW3 4ES
• Sold Dec 2022£1,290,000 | 3 Bed FlatFlat 2, Portland Court 38, Belsize Park, London, NW3 4EDFlat 2, Portland Court 38, Belsize Park, London, NW3 4ED
• 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 Jul 2017£1,735,000 | 3 Bed FlatFlat 3, 39, Belsize Park, London, NW3 4EEFlat 3, 39, Belsize Park, London, NW3 4EE
• Sold Nov 2016£1,800,000 | 3 Bed FlatFlat D, 44, Belsize Park, London, NW3 4EEFlat D, 44, Belsize Park, London, NW3 4EE
• Sold Oct 2015£1,550,000 | 3 Bed FlatFlat C, 44, Belsize Park, London, NW3 4EEFlat C, 44, Belsize Park, London, NW3 4EE
• Sold Sep 2015£1,500,000 | 3 Bed FlatFlat B, 45, Belsize Park, London, NW3 4EEFlat B, 45, Belsize Park, London, NW3 4EE
• Sold Sep 2015£1,600,000 | 3 Bed FlatFlat C, 45, Belsize Park, London, NW3 4EEFlat C, 45, Belsize Park, London, NW3 4EE

Our network of Estate Agents reports 1 let within 290 metres of Flat B, 44, Belsize Park over the last 2 years.

Most recently, 15C, Fitzjohns Avenue, London, NW3 5JY, a leasehold flat, was 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.

Belsize Park, London, NW3 has a total of 423 addresses. According to our analysis of all the public data, Flat B, 44, Belsize Park is the 94th largest and the 79th most expensive property on the street.

When compared to the postcode district it is £5k more expensive than the average property in NW3.

• 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

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