Flat 4, 28, Belsize Park has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 21 Sep 2019.

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

The most recent sale of Flat 4, 28, Belsize Park completed on 14th August 2009 at £365,000 and was recorded by HM Land Registry as a leasehold flat.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 35.3% over the period since August 2009.

• Sold Aug 2009£365,000
• Sold Apr 2000£225,000

Since 2017 42 properties similar to Flat 4, 28, Belsize Park have sold within a radius of 280 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 5th December 2025, was Flat 2, 22, Belsize Avenue, London, NW3 4AU, a leasehold flat which sold for £545,000.

Read more about house prices in NW3.

• Sold Dec 2025£545,000 | 1 Bed FlatFlat 2, 22, Belsize Avenue, London, NW3 4AUFlat 2, 22, Belsize Avenue, London, NW3 4AU
• Sold Mar 2025£550,000 | 2 Bed FlatFlat 3, 21, Belsize Avenue, London, NW3 4BLFlat 3, 21, Belsize Avenue, London, NW3 4BL
• Sold Nov 2024£625,000 | 2 Bed Flat23F , Belsize Park Gardens, London, NW3 4JH23F , Belsize Park Gardens, London, NW3 4JH
• Sold Sep 2024£625,000 | 2 Bed Flat19A, Belsize Park, London, NW3 4DU19A, Belsize Park, London, NW3 4DU
• Sold May 2024£650,000 | 2 Bed Flat22, Mccrone Mews, London, NW3 5BG22, Mccrone Mews, London, NW3 5BG
• Sold Sep 2023£617,500 | 1 Bed FlatFlat D, 10, Belsize Square, London, NW3 4HTFlat D, 10, Belsize Square, London, NW3 4HT
• Sold Sep 2023£587,000 | 2 Bed FlatFlat 11, Jade House 12, Lancaster Grove, London, NW3 4NXFlat 11, Jade House 12, Lancaster Grove, London, NW3 4NX
• Sold Mar 2023£508,000 | 2 Bed FlatFlat 27, 35-36, Belsize Square, London, NW3 4HLFlat 27, 35-36, Belsize Square, London, NW3 4HL
• Sold Sep 2022£455,000 | 1 Bed FlatFlat 4, 47, Belsize Park, London, NW3 4EEFlat 4, 47, Belsize Park, London, NW3 4EE
• Sold Aug 2022£725,000 | 2 Bed FlatFlat 5, 10, Belsize Crescent, London, NW3 5QUFlat 5, 10, Belsize Crescent, London, NW3 5QU
• Sold Jun 2022£553,000 | 2 Bed Flat16, Mccrone Mews, London, NW3 5BG16, Mccrone Mews, London, NW3 5BG
• Sold Jun 2022£640,000 | 2 Bed FlatFlat 3, 2, Crossfield Road, London, NW3 4NSFlat 3, 2, Crossfield Road, London, NW3 4NS
• Sold Jun 2021£1,175,000 | 2 Bed FlatFlat 4, 39, Belsize Square, London, NW3 4HLFlat 4, 39, Belsize Square, London, NW3 4HL
• Sold Jun 2021£525,000 | 2 Bed Flat14, Mccrone Mews, London, NW3 5BG14, Mccrone Mews, London, NW3 5BG
• Sold Jun 2021£535,000 | 1 Bed FlatFlat 7, 5, Belsize Avenue, London, NW3 4BLFlat 7, 5, Belsize Avenue, London, NW3 4BL
• Sold Apr 2021£525,000 | 1 Bed Flat17, Mccrone Mews, London, NW3 5BG17, Mccrone Mews, London, NW3 5BG
• Sold Apr 2019£640,000 | 1 Bed FlatFirst Floor Flat, 8, Belsize Crescent, London, NW3 5QUFirst Floor Flat, 8, Belsize Crescent, London, NW3 5QU
• Sold Aug 2018£635,000 | 2 Bed FlatFlat 10, 27, Belsize Park, London, NW3 4DUFlat 10, 27, Belsize Park, London, NW3 4DU
• Sold May 2018£630,000 | 1 Bed FlatFlat 3, 13, Belsize Park Gardens, London, NW3 4JGFlat 3, 13, Belsize Park Gardens, London, NW3 4JG
• Sold Aug 2017£680,000 | 2 Bed FlatFlat 4, 26, Belsize Park, London, NW3 4DUFlat 4, 26, Belsize Park, London, NW3 4DU

Over the past 2 years our Estate Agent network has recorded 3 lets within 280 metres of Flat 4, 28, Belsize Park.

The latest, in February 2025, was 15C, Fitzjohns Avenue, London, NW3 5JY, a leasehold flat let by Fine Living.

• 
  Let agreed Feb 2025£ Undisclosed | 3 Bed Flat15C, Fitzjohns Avenue, London, NW3 5JY15C, Fitzjohns Avenue, London, NW3 5JY
• 
  Let agreed Feb 2025£ Undisclosed | 2 Bed Flat3B , Lancaster Drive, London, NW3 4EY3B , Lancaster Drive, London, NW3 4EY
• 
  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.

Of the 423 addresses on Belsize Park, London, NW3, Flat 4, 28, Belsize Park comes out as the 301st largest and the 303rd most expensive in our analysis of the public data.

It is also £738k less expensive than the average property across the NW3 district.

• Holy Trinity CofE Primary School, NW3

  400 m away
• Rosary Catholic Primary School

  600 m away
• Fitzjohn's Primary School

  700 m away

• The UCL Academy

  700 m away
• Harris Academy St John's Wood

  1.1 km away
• Haverstock School

  1.4 km away

• Finchley Road

  |

  500 m away
• Swiss Cottage

  |

  500 m away
• Belsize Park

  |

  600 m away

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