Flat 9, 20, Belsize Grove has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 10 Jun 2019.

The property is connected to mains gas and has partial double glazing. It is heated using a boiler and radiators (mains gas).

Land Registry records and our Estate Agent network show 72 sales of comparable properties within 250 metres of Flat 9, 20, Belsize Grove since 2018.

Most recently, 80G , Belsize Park Gardens, London, NW3 4NG, a leasehold flat, sold at £825,000 on the 30th January 2026.

Read more about house prices in NW3.

• Sold Jan 2026£825,000 | 2 Bed Flat80G , Belsize Park Gardens, London, NW3 4NG80G , Belsize Park Gardens, London, NW3 4NG
• Sold Jan 2026£695,000 | 2 Bed FlatFlat D, 71, Belsize Park Gardens, London, NW3 4JPFlat D, 71, Belsize Park Gardens, London, NW3 4JP
• Sold Nov 2025£785,000 | 2 Bed Flat80H , Belsize Park Gardens, London, NW3 4NG80H , Belsize Park Gardens, London, NW3 4NG
• Sold Oct 2025£510,000 | 2 Bed FlatFlat A, 23, Primrose Gardens, London, NW3 4UJFlat A, 23, Primrose Gardens, London, NW3 4UJ
• Sold Mar 2025£475,000 | 2 Bed FlatFlat 3, 28, Belsize Park Gardens, London, NW3 4LHFlat 3, 28, Belsize Park Gardens, London, NW3 4LH
• Sold Mar 2025£705,000 | 2 Bed FlatFlat C, 71, Belsize Park Gardens, London, NW3 4JPFlat C, 71, Belsize Park Gardens, London, NW3 4JP
• Sold Mar 2025£860,000 | 2 Bed Flat78F , Belsize Park Gardens, London, NW3 4NG78F , Belsize Park Gardens, London, NW3 4NG
• Sold Sep 2024£690,000 | 2 Bed FlatFlat 1, 46, Primrose Gardens, London, NW3 4TPFlat 1, 46, Primrose Gardens, London, NW3 4TP
• Sold Aug 2024£825,000 | 2 Bed Flat44B, Lambolle Road, London, NW3 4HR44B, Lambolle Road, London, NW3 4HR
• Sold Apr 2024£845,000 | 2 Bed FlatFlat 20, Ormonde Court 10-14, Belsize Grove, London, NW3 4UPFlat 20, Ormonde Court 10-14, Belsize Grove, London, NW3 4UP
• Sold Apr 2024£730,000 | 2 Bed FlatFlat 1, 17, Primrose Gardens, London, NW3 4UJFlat 1, 17, Primrose Gardens, London, NW3 4UJ
• Sold Dec 2023£690,000 | 2 Bed Flat47B , Howitt Road, London, NW3 4LU47B , Howitt Road, London, NW3 4LU
• Sold Sep 2023£810,500 | 2 Bed FlatFlat 7, 73, Belsize Park Gardens, London, NW3 4JPFlat 7, 73, Belsize Park Gardens, London, NW3 4JP
• Sold Jul 2023£680,000 | 2 Bed FlatFlat 8, 20, Belsize Grove, London, NW3 4UNFlat 8, 20, Belsize Grove, London, NW3 4UN
• Sold Jan 2023£820,000 | 2 Bed FlatFlat B, 71, Belsize Park Gardens, London, NW3 4JPFlat B, 71, Belsize Park Gardens, London, NW3 4JP
• Sold Jul 2022£847,000 | 2 Bed Flat80E , Belsize Park Gardens, London, NW3 4NG80E , Belsize Park Gardens, London, NW3 4NG
• Sold Jun 2021£793,000 | 2 Bed Flat26A , Lambolle Road, London, NW3 4HR26A , Lambolle Road, London, NW3 4HR
• Sold Sep 2020£630,000 | 2 Bed FlatFlat 7, 8, Belsize Grove, London, NW3 4UNFlat 7, 8, Belsize Grove, London, NW3 4UN
• Sold Oct 2018£625,000 | 2 Bed FlatFlat 6, 8, Belsize Grove, London, NW3 4UNFlat 6, 8, Belsize Grove, London, NW3 4UN
• Sold May 2018£885,000 | 2 Bed FlatFlat 3, 20, Belsize Grove, London, NW3 4UNFlat 3, 20, Belsize Grove, London, NW3 4UN

Agents in our network have reported 1 letting within 250 metres of Flat 9, 20, Belsize Grove across the last 2 years.

The newest of these is Flat 13, Romney Court, Haverstock Hill, London, NW3 4RX, a leasehold flat let by Jorgensen Turner in January 2022.

• 
  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 9, 20, Belsize Grove as the 132nd largest and the 138th most expensive of the 462 addresses on Belsize Grove, London, NW3.

Against the NW3 postcode district average, it is £611k less expensive than the typical property.

• Rosary Catholic Primary School

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

  700 m away
• Fleet Primary School

  700 m away

• Haverstock School

  800 m away
• The UCL Academy

  900 m away
• Harris Academy St John's Wood

  1.4 km away

• Belsize Park

  |

  300 m away
• Swiss Cottage

  |

  800 m away
• Hampstead Heath

  |

  900 m away

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