HM Land Registry records the plot of land for 39, Flask Walk as measuring 165 m².

That makes it the 4th largest plot in the postcode, where all 15 other houses have recorded plot data.

The most recent sale of 39, Flask Walk completed on 24th June 2022 at £1,830,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 this is the property's only sale.

Values of comparable properties have dropped by 5.0% over the period since June 2022.

• Sold Jun 2022£1,830,000

Since 2008 35 properties similar to 39, Flask Walk have sold within a radius of 300 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 27th March 2026, was 33, Willoughby Road, London, NW3 1RT, a freehold house which sold for £2,750,000.

Read more about house prices in NW3.

• Sold Mar 2026£2,750,000 | 4 Bed House33, Willoughby Road, London, NW3 1RT33, Willoughby Road, London, NW3 1RT
• Sold Dec 2025£2,185,000 | 4 Bed House17, The Mount, London, NW3 6SZ17, The Mount, London, NW3 6SZ
• Sold Nov 2025£1,500,000 | 4 Bed HouseSide Door, 16, Flask Walk, London, NW3 1HESide Door, 16, Flask Walk, London, NW3 1HE
• Sold Aug 2022£2,550,000 | 4 Bed House61, New End, London, NW3 1HY61, New End, London, NW3 1HY
• Sold Jul 2022£2,600,000 | 4 Bed House14, The Mount, London, NW3 6SZ14, The Mount, London, NW3 6SZ
• Sold Jan 2022£1,675,000 | 4 Bed House9, Benhams Place, London, NW3 6QX9, Benhams Place, London, NW3 6QX
• Sold Sep 2021£2,500,000 | 4 Bed House35, Flask Walk, London, NW3 1HH35, Flask Walk, London, NW3 1HH
• Sold Apr 2021£2,000,000 | 4 Bed House55A, Gayton Road, London, NW3 1TU55A, Gayton Road, London, NW3 1TU
• Sold Jan 2021£1,595,000 | 3 Bed House47, Flask Walk, London, NW3 1HH47, Flask Walk, London, NW3 1HH
• Sold Oct 2020£2,400,000 | 4 Bed House2, The Mount, London, NW3 6SZ2, The Mount, London, NW3 6SZ
• Sold Sep 2020£1,640,000 | 3 Bed House14, Back Lane, London, NW3 1HL14, Back Lane, London, NW3 1HL
• Sold Jul 2020£2,225,000 | 4 Bed House71B, Flask Walk, London, NW3 1ET71B, Flask Walk, London, NW3 1ET
• Sold Feb 2020£1,300,000 | 4 Bed House8, Benhams Place, London, NW3 6QX8, Benhams Place, London, NW3 6QX
• Sold Jun 2018£2,850,000 | 4 Bed House5, Back Lane, London, NW3 1HL5, Back Lane, London, NW3 1HL
• Sold Sep 2017£2,350,000 | 4 Bed House32, New End Square, London, NW3 1LS32, New End Square, London, NW3 1LS
• Sold Jul 2015£2,025,000 | 4 Bed House38, New End Square, London, NW3 1LS38, New End Square, London, NW3 1LS
• Sold Jan 2015£1,350,000 | 4 Bed House7, Benhams Place, London, NW3 6QX7, Benhams Place, London, NW3 6QX
• Sold Aug 2013£1,450,000 | 4 Bed House2, Trinity Close, London, NW3 1SD2, Trinity Close, London, NW3 1SD
• Sold Jan 2011£1,495,000 | 4 Bed House18, Flask Walk, London, NW3 1HE18, Flask Walk, London, NW3 1HE
• Sold Jul 2008£1,830,000 | 4 Bed House27, Flask Walk, London, NW3 1HH27, Flask Walk, London, NW3 1HH

Of the 81 addresses on Flask Walk, London, NW3, 39, Flask Walk comes out as the 24th largest and the 19th most expensive in our analysis of the public data.

It is also £839k more expensive than the average property across the NW3 district.

• New End Primary School

  100 m away
• Hampstead Parochial Church of England Primary School

  200 m away
• Christ Church Primary School, Hampstead

  300 m away

• The UCL Academy

  1.8 km away
• William Ellis School

  1.8 km away
• Parliament Hill School

  1.9 km away

• Hampstead

  |

  100 m away
• Hampstead Heath

  |

  800 m away
• Finchley Road & Frognal

  |

  900 m away

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