Flat 6, 23, Frognal has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 28 May 2026.

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

According to HM Land Registry, Flat 6, 23, Frognal was last sold on 15th July 2011 for £755,000 and was recorded as a leasehold flat.

The property has had 3 sales since 1995.

Since July 2011, the market for similar properties has risen by 28.1%.

According to the Land Registry and our network of Estate Agents, there have been 16 sales of properties similar to Flat 6, 23, Frognal within a radius of 330 metres since 2007.

The most recent example is Flat 2, 38, Frognal, London, NW3 6AG, a leasehold flat which sold for £1,000,000 on the 30th January 2026.

Read more about house prices in NW3.

• Sold Jan 2026£1,000,000 | 3 Bed FlatFlat 2, 38, Frognal, London, NW3 6AGFlat 2, 38, Frognal, London, NW3 6AG
• Sold Feb 2025£855,000 | 3 Bed FlatFlat 5, 7, Netherhall Gardens, London, NW3 5RNFlat 5, 7, Netherhall Gardens, London, NW3 5RN
• Sold Dec 2024£920,000 | 3 Bed Flat44G , Frognal, London, NW3 6AG44G , Frognal, London, NW3 6AG
• Sold Dec 2020£900,000 | 3 Bed FlatFlat 3, 50, Netherhall Gardens, London, NW3 5RGFlat 3, 50, Netherhall Gardens, London, NW3 5RG
• Sold Sep 2017£1,250,000 | 3 Bed FlatFlat 3, 40, Netherhall Gardens, London, NW3 5TPFlat 3, 40, Netherhall Gardens, London, NW3 5TP
• Sold May 2017£848,600 | 3 Bed FlatFlat 1, 1, Frognal, London, NW3 6ALFlat 1, 1, Frognal, London, NW3 6AL
• Sold Mar 2016£1,285,000 | 3 Bed FlatFlat 3, 36, Frognal, London, NW3 6AGFlat 3, 36, Frognal, London, NW3 6AG
• Sold Jul 2014£533,340 | 3 Bed FlatFlat 8, 34, Netherhall Gardens, London, NW3 5TPFlat 8, 34, Netherhall Gardens, London, NW3 5TP
• Sold Dec 2013£790,000 | 3 Bed Flat17H, Frognal, London, NW3 6AR17H, Frognal, London, NW3 6AR
• Sold Jul 2013£700,000 | 3 Bed FlatFlat G5, Pulse Apartments 52, Lymington Road, London, NW6 1HQFlat G5, Pulse Apartments 52, Lymington Road, London, NW6 1HQ
• Sold Jun 2013£500,000 | 3 Bed FlatFlat 3, 38, Netherhall Gardens, London, NW3 5TPFlat 3, 38, Netherhall Gardens, London, NW3 5TP
• Sold Sep 2012£595,000 | 3 Bed FlatFlat 8, 6, Frognal, London, NW3 6AJFlat 8, 6, Frognal, London, NW3 6AJ
• Sold Jul 2011£760,000 | 3 Bed FlatFlat 4, 47, Maresfield Gardens, London, NW3 5TEFlat 4, 47, Maresfield Gardens, London, NW3 5TE
• Sold Jul 2008£650,000 | 3 Bed FlatFlat 3.8, Pulse Apartments 52, Lymington Road, London, NW6 1HQFlat 3.8, Pulse Apartments 52, Lymington Road, London, NW6 1HQ
• Sold Mar 2008£695,000 | 3 Bed FlatFlat E, 4, Frognal, London, NW3 6AJFlat E, 4, Frognal, London, NW3 6AJ
• Sold Feb 2007£405,000 | 3 Bed FlatFlat 1, 224, Finchley Road, London, NW3 6DHFlat 1, 224, Finchley Road, London, NW3 6DH

Frognal, London, NW3 has a total of 386 addresses. According to our analysis of all the public data, Flat 6, 23, Frognal is the 137th largest and the 208th most expensive property on the street.

When compared to the postcode district it is £549k less expensive than the average property in NW3.

• 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

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