Flat 9, 16, Belsize Grove has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 13 Oct 2025.

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

According to HM Land Registry, Flat 9, 16, Belsize Grove was last sold on 11th December 2015 for £320,000 and was recorded as a leasehold flat.

The property has only had this single sale since 1995.

Since December 2015, the market for similar properties has risen by 0.7%.

• Sold Dec 2015£320,000

According to the Land Registry and our network of Estate Agents, there have been 41 sales of properties similar to Flat 9, 16, Belsize Grove within a radius of 240 metres since 2016.

The most recent example is Flat 44, Gilling Court, Belsize Grove, London, NW3 4XA, a leasehold flat which sold for £280,000 on the 4th March 2026.

Read more about house prices in NW3.

• Sold Mar 2026£280,000 | 1 Bed FlatFlat 44, Gilling Court, Belsize Grove, London, NW3 4XAFlat 44, Gilling Court, Belsize Grove, London, NW3 4XA
• Sold Feb 2026£370,000 | 1 Bed FlatFlat 17, 16, Belsize Grove, London, NW3 4UNFlat 17, 16, Belsize Grove, London, NW3 4UN
• Sold Sep 2025£265,000 | 1 Bed FlatFlat 1, 16, Belsize Grove, London, NW3 4UNFlat 1, 16, Belsize Grove, London, NW3 4UN
• 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£305,000 | 1 Bed FlatFlat C, 5, Lambolle Place, London, NW3 4PDFlat C, 5, Lambolle Place, London, NW3 4PD
• Sold Oct 2024£350,000 | 1 Bed FlatFlat 61, Gilling Court, Belsize Grove, London, NW3 4XBFlat 61, Gilling Court, Belsize Grove, London, NW3 4XB
• Sold Oct 2024£328,000 | 1 Bed FlatFlat 50, Holmefield Court, Belsize Grove, London, NW3 4TTFlat 50, Holmefield Court, Belsize Grove, London, NW3 4TT
• 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 Dec 2023£297,750 | 1 Bed FlatFlat 8, Holmefield Court, Belsize Grove, London, NW3 4TTFlat 8, Holmefield Court, Belsize Grove, London, NW3 4TT
• Sold Nov 2022£288,000 | 1 Bed FlatFlat 18, 16, Belsize Grove, London, NW3 4UNFlat 18, 16, Belsize Grove, London, NW3 4UN
• Sold Aug 2022£325,000 | 1 Bed FlatFlat 2, 16, Belsize Grove, London, NW3 4UNFlat 2, 16, Belsize Grove, London, NW3 4UN
• Sold Jun 2022£317,000 | 1 Bed FlatFlat 73, Gilling Court, Belsize Grove, London, NW3 4XBFlat 73, Gilling Court, Belsize Grove, London, NW3 4XB
• Sold May 2022£297,500 | 1 Bed FlatFlat 102, Holmefield Court, Belsize Grove, London, NW3 4TUFlat 102, Holmefield Court, Belsize Grove, London, NW3 4TU
• Sold Sep 2021£279,000 | 1 Bed FlatFlat 49, Holmefield Court, Belsize Grove, London, NW3 4TTFlat 49, Holmefield Court, Belsize Grove, London, NW3 4TT
• Sold Sep 2021£319,950 | 1 Bed FlatFlat 25, Holmefield Court, Belsize Grove, London, NW3 4TTFlat 25, Holmefield Court, Belsize Grove, London, NW3 4TT
• Sold Aug 2021£315,000 | 1 Bed FlatFlat 59, Gilling Court, Belsize Grove, London, NW3 4XBFlat 59, Gilling Court, Belsize Grove, London, NW3 4XB
• Sold Jun 2021£201,000 | 1 Bed FlatFlat 42, Gilling Court, Belsize Grove, London, NW3 4XAFlat 42, Gilling Court, Belsize Grove, London, NW3 4XA
• 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

Our network of Estate Agents reports 2 lets within 240 metres of Flat 9, 16, Belsize Grove over the last 2 years.

Most recently, 12B, Eton Avenue, London, NW3 3EH, a leasehold flat, was 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.

Belsize Grove, London, NW3 has a total of 462 addresses. According to our analysis of all the public data, Flat 9, 16, Belsize Grove is the 421st largest and the 391st most expensive property on the street.

When compared to the postcode district it is £1.008m less expensive than the average property in NW3.

• 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

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