Flat E, 52, Belsize Park Gardens has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 06 Aug 2018.

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

Flat E, 52, Belsize Park Gardens last changed hands on 11th June 2019, selling for £390,000. The transaction was logged as a leasehold flat by HM Land Registry.

In total it has sold 4 times since 1995.

The market for similar properties has risen by 6.0% since June 2019.

• Sold Jun 2019£390,000
• Sold Oct 2009£249,999
• Sold Jun 2006£249,999

Land Registry records and our Estate Agent network show 76 sales of comparable properties within 250 metres of Flat E, 52, Belsize Park Gardens since 2016.

Most recently, Flat 17, 16, Belsize Grove, London, NW3 4UN, a leasehold flat, sold at £370,000 on the 6th February 2026.

Read more about house prices in NW3.

• Sold Feb 2026£370,000 | 1 Bed FlatFlat 17, 16, Belsize Grove, London, NW3 4UNFlat 17, 16, Belsize Grove, London, NW3 4UN
• Sold Jan 2026£450,000 | 1 Bed FlatFlat 28, 5-7, Belsize Grove, London, NW3 4UTFlat 28, 5-7, Belsize Grove, London, NW3 4UT
• Sold Sep 2025£416,000 | 1 Bed FlatFlat 54, Romney Court, Haverstock Hill, London, NW3 4RXFlat 54, Romney Court, Haverstock Hill, London, NW3 4RX
• Sold Jun 2025£188,000 | 1 Bed FlatFlat 32, Romney Court, Haverstock Hill, London, NW3 4RXFlat 32, Romney Court, Haverstock Hill, London, NW3 4RX
• Sold Apr 2025£280,000 | 1 Bed FlatFlat 10, Holmefield Court, Belsize Grove, London, NW3 4TTFlat 10, Holmefield Court, Belsize Grove, London, NW3 4TT
• Sold Mar 2025£340,000 | 1 Bed FlatFlat 72, Gilling Court, Belsize Grove, London, NW3 4XBFlat 72, Gilling Court, Belsize Grove, London, NW3 4XB
• Sold Mar 2025£375,000 | 1 Bed FlatFlat 46, Romney Court, Haverstock Hill, London, NW3 4RXFlat 46, Romney Court, Haverstock Hill, London, NW3 4RX
• Sold Oct 2024£195,000 | 1 Bed FlatFlat 15, Romney Court, Haverstock Hill, London, NW3 4RXFlat 15, Romney Court, Haverstock Hill, London, NW3 4RX
• Sold Sep 2024£270,000 | 1 Bed FlatFlat 13, Gilling Court, Belsize Grove, London, NW3 4UYFlat 13, Gilling Court, Belsize Grove, London, NW3 4UY
• Sold Jul 2024£268,750 | 1 Bed FlatFlat 64, Gilling Court, Belsize Grove, London, NW3 4XBFlat 64, Gilling Court, Belsize Grove, London, NW3 4XB
• Sold Apr 2024£328,000 | 1 Bed FlatFlat 63, Holmefield Court, Belsize Grove, London, NW3 4TUFlat 63, Holmefield Court, Belsize Grove, London, NW3 4TU
• Sold Feb 2024£189,000 | 1 Bed FlatFlat 44, Romney Court, Haverstock Hill, London, NW3 4RXFlat 44, Romney Court, Haverstock Hill, London, NW3 4RX
• Sold Sep 2022£335,000 | 1 Bed FlatFlat 38, Gilling Court, Belsize Grove, London, NW3 4XAFlat 38, Gilling Court, Belsize Grove, London, NW3 4XA
• Sold Sep 2022£335,000 | 1 Bed FlatFlat 89, Gilling Court, Belsize Grove, London, NW3 4XDFlat 89, Gilling Court, Belsize Grove, London, NW3 4XD
• Sold Sep 2022£365,000 | 1 Bed FlatFlat 37, Holmefield Court, Belsize Grove, London, NW3 4TTFlat 37, Holmefield Court, Belsize Grove, London, NW3 4TT
• Sold Sep 2021£340,000 | 1 Bed FlatFlat 20, Holmefield Court, Belsize Grove, London, NW3 4TTFlat 20, Holmefield Court, Belsize Grove, London, NW3 4TT
• Sold Oct 2020£323,000 | 1 Bed FlatFlat 10, 16, Belsize Grove, London, NW3 4UNFlat 10, 16, Belsize Grove, London, NW3 4UN
• Sold Oct 2018£332,500 | 1 Bed FlatFlat 12, 16, Belsize Grove, London, NW3 4UNFlat 12, 16, Belsize Grove, London, NW3 4UN
• Sold Oct 2016£315,000 | 1 Bed FlatFlat 14, 16, Belsize Grove, London, NW3 4UNFlat 14, 16, Belsize Grove, London, NW3 4UN
• Sold Mar 2016£325,000 | 1 Bed FlatFlat 19, 16, Belsize Grove, London, NW3 4UNFlat 19, 16, Belsize Grove, London, NW3 4UN

Agents in our network have reported 2 lettings within 250 metres of Flat E, 52, Belsize Park Gardens across the last 2 years.

The newest of these is 12B, Eton Avenue, London, NW3 3EH, a leasehold flat let by Fine Living in August 2025.

• 
  Let agreed Aug 2025£ Undisclosed | 2 Bed Flat12B, Eton Avenue, London, NW3 3EH12B, Eton Avenue, London, NW3 3EH
• 
  Let Jan 2022£ Undisclosed | 1 Bed FlatFlat 13, Romney Court, Haverstock Hill, London, NW3 4RXFlat 13, Romney Court, Haverstock Hill, London, NW3 4RX

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

Our analysis of the public data ranks Flat E, 52, Belsize Park Gardens as the 540th largest and the 540th most expensive of the 540 addresses on Belsize Park Gardens, London, NW3.

Against the NW3 postcode district average, it is £995k less expensive than the typical property.

• Rosary Catholic Primary School

  600 m away
• St Paul's Church of England Primary School

  600 m away
• Fleet Primary School

  800 m away

• Haverstock School

  800 m away
• The UCL Academy

  800 m away
• Harris Academy St John's Wood

  1.3 km away

• Belsize Park

  |

  400 m away
• Chalk Farm

  |

  800 m away
• Swiss Cottage

  |

  800 m away

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