Flat 3, 5, Belsize Park last changed hands on 29th February 2008, selling for £750,000. The transaction was logged as a leasehold flat by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 20.2% since February 2008.

• Sold Feb 2008£750,000

Land Registry records and our Estate Agent network show 61 sales of comparable properties within 270 metres of Flat 3, 5, Belsize Park since 2017.

Most recently, 17A, Crossfield Road, London, NW3 4NT, a leasehold flat, sold at £1,273,000 on the 22nd August 2025.

Read more about house prices in NW3.

• Sold Aug 2025£1,273,000 | 3 Bed Flat17A, Crossfield Road, London, NW3 4NT17A, Crossfield Road, London, NW3 4NT
• Sold Jun 2025£887,500 | 2 Bed Flat12B, Belsize Park Gardens, London, NW3 4LD12B, Belsize Park Gardens, London, NW3 4LD
• Sold Mar 2025£855,000 | 2 Bed FlatFlat 1, 17, Adamson Road, London, NW3 3HUFlat 1, 17, Adamson Road, London, NW3 3HU
• Sold Mar 2025£1,125,000 | 3 Bed FlatFlat 1, Jade House 12, Lancaster Grove, London, NW3 4NXFlat 1, Jade House 12, Lancaster Grove, London, NW3 4NX
• Sold Feb 2025£1,135,000 | 2 Bed FlatFlat 3, 5, Belsize Avenue, London, NW3 4BLFlat 3, 5, Belsize Avenue, London, NW3 4BL
• Sold Nov 2024£1,090,000 | 3 Bed FlatFlat 5, 8, Belsize Square, London, NW3 4HTFlat 5, 8, Belsize Square, London, NW3 4HT
• Sold Oct 2024£1,162,000 | 3 Bed FlatFlat B, 31, Lancaster Grove, London, NW3 4EXFlat B, 31, Lancaster Grove, London, NW3 4EX
• Sold Sep 2024£910,500 | 2 Bed FlatFlat 2, 47, Belsize Square, London, NW3 4HNFlat 2, 47, Belsize Square, London, NW3 4HN
• Sold Sep 2024£1,065,000 | 3 Bed Flat23A, Buckland Crescent, London, NW3 5DH23A, Buckland Crescent, London, NW3 5DH
• Sold Mar 2024£950,000 | 3 Bed FlatFlat 6, 6, Strathray Gardens, London, NW3 4NYFlat 6, 6, Strathray Gardens, London, NW3 4NY
• Sold Dec 2023£865,000 | 3 Bed Flat1A, Lancaster Drive, London, NW3 4EY1A, Lancaster Drive, London, NW3 4EY
• Sold Feb 2022£1,100,000 | 3 Bed FlatFlat 1, 3, Buckland Crescent, London, NW3 5DHFlat 1, 3, Buckland Crescent, London, NW3 5DH
• Sold Sep 2021£985,000 | 3 Bed FlatFlat 1, 23, Belsize Park, London, NW3 4DUFlat 1, 23, Belsize Park, London, NW3 4DU
• Sold Aug 2021£1,040,000 | 3 Bed FlatFlat D, 28, Fitzjohns Avenue, London, NW3 5NBFlat D, 28, Fitzjohns Avenue, London, NW3 5NB
• Sold Mar 2021£1,360,000 | 2 Bed Flat1A, Belsize Park Gardens, London, NW3 4LB1A, Belsize Park Gardens, London, NW3 4LB
• Sold Nov 2019£1,100,000 | 3 Bed FlatFlat C, 25, Lancaster Grove, London, NW3 4EXFlat C, 25, Lancaster Grove, London, NW3 4EX
• Sold May 2019£1,160,000 | 3 Bed FlatFlat 1, 47, Belsize Square, London, NW3 4HNFlat 1, 47, Belsize Square, London, NW3 4HN
• Sold May 2018£1,015,000 | 3 Bed FlatFlat 3, 7, Buckland Crescent, London, NW3 5DHFlat 3, 7, Buckland Crescent, London, NW3 5DH
• Sold Oct 2017£1,232,000 | 3 Bed FlatFlat 2, 25, Belsize Park, London, NW3 4DUFlat 2, 25, Belsize Park, London, NW3 4DU
• Sold Jul 2017£1,250,000 | 2 Bed Flat15C , Buckland Crescent, London, NW3 5DH15C , Buckland Crescent, London, NW3 5DH

Agents in our network have reported 2 lettings within 270 metres of Flat 3, 5, Belsize Park across the last 2 years.

The newest of these is 3B , Lancaster Drive, London, NW3 4EY, a leasehold flat let by Fine Living in February 2025.

• 
  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.

Our analysis of the public data ranks Flat 3, 5, Belsize Park as the 171st largest and the 151st most expensive of the 423 addresses on Belsize Park, London, NW3.

Against the NW3 postcode district average, it is £339k less expensive than the typical property.

• Holy Trinity CofE Primary School, NW3

  400 m away
• Rosary Catholic Primary School

  700 m away
• Fitzjohn's Primary School

  700 m away

• The UCL Academy

  600 m away
• Harris Academy St John's Wood

  1.1 km away
• Haverstock School

  1.3 km away

• Swiss Cottage

  |

  400 m away
• Finchley Road

  |

  500 m away
• Belsize Park

  |

  700 m away

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