Flat 3A, 40, Frognal has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 10 Nov 2025.

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

Since 2011 16 properties similar to Flat 3A, 40, Frognal have sold within a radius of 350 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 9th January 2026, was Flat 2, 50, Netherhall Gardens, London, NW3 5RG, a leasehold flat which sold for £440,679.

Read more about house prices in NW3.

• Sold Jan 2026£440,679 | 1 Bed FlatFlat 2, 50, Netherhall Gardens, London, NW3 5RGFlat 2, 50, Netherhall Gardens, London, NW3 5RG
• Sold Dec 2025£350,000 | 1 Bed FlatFlat 6, 28, Frognal, London, NW3 6AGFlat 6, 28, Frognal, London, NW3 6AG
• Sold Oct 2024£475,000 | 1 Bed FlatFlat 1A, 22, Netherhall Gardens, London, NW3 5THFlat 1A, 22, Netherhall Gardens, London, NW3 5TH
• Sold Aug 2024£500,000 | 1 Bed FlatFlat 4, 7, Arkwright Road, London, NW3 6AAFlat 4, 7, Arkwright Road, London, NW3 6AA
• Sold Aug 2024£481,000 | 1 Bed FlatFlat 5, 2, Frognal, London, NW3 6AJFlat 5, 2, Frognal, London, NW3 6AJ
• Sold Jul 2023£600,000 | 1 Bed FlatFlat B, 10, Ellerdale Road, London, NW3 6BBFlat B, 10, Ellerdale Road, London, NW3 6BB
• Sold Jun 2023£655,000 | 1 Bed FlatFlat 3, 21, Netherhall Gardens, London, NW3 5RLFlat 3, 21, Netherhall Gardens, London, NW3 5RL
• Sold Mar 2022£475,000 | 1 Bed FlatFlat 4, 56, Fitzjohns Avenue, London, NW3 5LTFlat 4, 56, Fitzjohns Avenue, London, NW3 5LT
• Sold Feb 2022£6,710,000 | 1 Bed FlatFlat 4, 8, Arkwright Road, London, NW3 6AEFlat 4, 8, Arkwright Road, London, NW3 6AE
• Sold Dec 2019£411,000 | 1 Bed FlatFlat 3, 38, Frognal, London, NW3 6AGFlat 3, 38, Frognal, London, NW3 6AG
• Sold Sep 2017£450,000 | 1 Bed FlatFlat 1, 16, Frognal, London, NW3 6AGFlat 1, 16, Frognal, London, NW3 6AG
• Sold Jan 2017£425,000 | 1 Bed FlatFlat 2, 21, Netherhall Gardens, London, NW3 5RLFlat 2, 21, Netherhall Gardens, London, NW3 5RL
• Sold Aug 2014£390,000 | 1 Bed FlatFlat 3, 28, Frognal, London, NW3 6AGFlat 3, 28, Frognal, London, NW3 6AG
• Sold Jun 2014£405,000 | 1 Bed FlatFlat 10, 28, Frognal, London, NW3 6AGFlat 10, 28, Frognal, London, NW3 6AG
• Sold Oct 2013£465,000 | 1 Bed FlatFlat 1, 26, Maresfield Gardens, London, NW3 5SXFlat 1, 26, Maresfield Gardens, London, NW3 5SX
• Sold Aug 2011£330,000 | 1 Bed FlatFlat 10, 62, Fitzjohns Avenue, London, NW3 5LTFlat 10, 62, Fitzjohns Avenue, London, NW3 5LT

Of the 386 addresses on Frognal, London, NW3, Flat 3A, 40, Frognal comes out as the 334th largest and the 306th most expensive in our analysis of the public data.

It is also £810k less expensive than the average property across the NW3 district.

• Fitzjohn's Primary School

  400 m away
• Holy Trinity CofE Primary School, NW3

  600 m away
• Hampstead Parochial Church of England Primary School

  600 m away

• The UCL Academy

  1.2 km away
• Harris Academy St John's Wood

  1.5 km away
• Hampstead School

  1.9 km away

• Finchley Road & Frognal

  |

  200 m away
• Finchley Road

  |

  500 m away
• Hampstead

  |

  600 m away

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