Areas / NW3 / street profile

Flask Walk, NW3

Sold prices, £/m² and street profile from HM Land Registry records.

Median sold price
£1,218,750
all recorded sales
£ per m²
£16,287
from EPC floor areas
Recorded sales
40
Distinct homes
30
Price range
£300,000 – £3,810,000
Sales recorded
2001 → 2025
first to latest sale
The street in brief

Sales on Flask Walk are mostly terraced houses. Homes here typically change hands around £1,218,750 — roughly 20% above the NW3 norm. Too few recent sales to read a street-level trend, but across NW3 prices have been easing over the last few years. HM Land Registry records 40 sales across 30 homes since 2001 — homes here come up rarely.

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Flask Walk prices over time

Median sold price on the street by year, from 40 HM Land Registry records. Years with no recorded sales are left blank rather than joined up.

This street — yearly medianNW3 district trend
£0£1M£2M£3M£4M200520102015202020252001: £825,750 median · 2 sales2002: £1,115,000 median · 3 sales2003: £315,000 median · 3 sales2004: £1,155,000 median · 4 sales2006: £800,000 median · 3 sales2008: £1,390,000 median · 2 sales2009: £1,066,725 median · 2 sales2010: £460,000 median · 1 sale2011: £1,495,000 median · 3 sales2012: £1,600,000 median · 1 sale2013: £1,158,750 median · 2 sales2014: £2,300,000 median · 3 sales2017: £2,057,500 median · 2 sales2018: £2,435,000 median · 1 sale2020: £1,685,000 median · 2 sales2021: £1,172,500 median · 2 sales2022: £1,830,000 median · 3 sales2025: £3,075,000 median · 1 sale

Median sold price by year vs the NW3 district trend. Street medians on thin years reflect few sales — hover a dot for the exact figure.

How Flask Walk compares

Flask Walk against the NW3 district's busiest streets, the district itself, and the official UK House Price Index for the wider area.

This street
£1,218,750
median · all recorded sales
NW3 district
£1,015,000
median · last 8 years · street +20%
England
£291,445
average price (UK House Price Index), Apr 2026 · +3.9% in 12 months

Flask Walk's £1,218,750 median sits about 20% above NW3's £1,015,000.

Street and NW3 figures are medians of HM Land Registry sales; the England figures are the UK House Price Index mix-adjusted average — a different basis, so compare direction rather than levels between the two.

Prices by property type

Median sold price by property type on Flask Walk.

Terraced
£1,325,000
31 sales
Flat
£758,750
6 sales
Semi-detached
£1,175,000
3 sales

Every recorded sale on Flask Walk

Individual transactions as recorded by HM Land Registry, newest first.

DateAddressTypeNew buildPrice
28 Nov 2025Side Door, 16 · NW3 1HEnon-standardOther—£1,500,000
16 May 202524 · NW3 1HEnon-standardTerraced—£1,510,000
12 May 202532 · NW3 1HETerraced—£3,075,000
25 Oct 202222 · NW3 1HETerraced—£1,900,000
24 Jun 202239 · NW3 1HHTerraced—£1,830,000
25 Mar 202260a · NW3 1HEFlat—£1,107,500
3 Dec 2021Ground Floor Flat, 20 · NW3 1HEFlat—£750,000
1 Sept 202135 · NW3 1HHnon-standardTerraced—£2,500,000
29 Jan 202147 · NW3 1HHTerraced—£1,595,000
13 Jul 202071b · NW3 1ETTerraced—£2,225,000
1 May 2020First And Second Floor Flat, 20 · NW3 1HEFlat—£1,145,000
22 Nov 201859 · NW3 1EYnon-standardTerraced—£1,390,000
31 May 201834 · NW3 1HETerraced—£2,435,000
5 Jul 201735 · NW3 1HHTerraced—£1,840,000
26 Jun 201749 · NW3 1HHTerraced—£2,275,000
2 Dec 201445 · NW3 1HHTerraced—£2,300,000
28 Nov 201434 · NW3 1HETerraced—£2,350,000
28 Oct 201412a · NW3 1HEnon-standardOther—£1,300,000
19 Aug 201457 · NW3 1EYTerraced—£1,616,400
18 Oct 2013Ground Floor And Basement Premises, 4 · NW3 1HEnon-standardOther—£35,000
18 Sept 201336 · NW3 1HETerraced—£1,550,000
6 Sept 201360a · NW3 1HEFlat—£767,500
4 Sept 201237 · NW3 1HHTerraced—£1,600,000
2 Sept 201161 · NW3 1EYTerraced—£1,250,000
10 Feb 201175 · NW3 1ETSemi-detached—£3,810,000
18 Jan 201118 · NW3 1HETerraced—£1,495,000
4 Jun 2010Ground Floor Flat, 20 · NW3 1HEFlat—£460,000
25 Sept 200957 · NW3 1EYTerraced—£895,950
19 Jun 200951 · NW3 1HHTerraced—£1,237,500
23 Jul 200827 · NW3 1HHTerraced—£1,830,000
11 Jul 200855 · NW3 1EYTerraced—£950,000
21 Dec 200632 · NW3 1HETerraced—£1,270,000
23 Nov 2006Side Door, 16 · NW3 1HETerraced—£400,000
13 Feb 200667 · NW3 1EYTerraced—£800,000
18 Jun 200434 · NW3 1HETerraced—£1,200,000
5 Mar 200418 · NW3 1HETerraced—£835,000
30 Jan 200427 · NW3 1HHTerraced—£1,135,000
28 Jan 200456 · NW3 1HESemi-detached—£1,175,000
11 Jun 200329 · NW3 1HHTerraced—£1,325,000
8 May 20032 · NW3 1HETerraced—£300,000
8 May 2003First And Second Floor Flat, 2 · NW3 1HEFlat—£315,000
24 Jul 200225 · NW3 1HHTerraced—£1,120,000
12 Jun 200212a · NW3 1HESemi-detached—£800,000
26 Apr 200227 · NW3 1HHTerraced—£1,115,000
25 May 200127 · NW3 1HHTerraced—£876,500
15 Jan 200160 · NW3 1HETerraced—£775,000

Sales marked non-standardare Land Registry “additional price paid” entries — bulk purchases, repossessions, right-to-buy and similar transfers. They're listed for completeness but excluded from every median and comparison figure on this page.

Buying on Flask Walk?

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More streets in NW3

Sold-price profiles for nearby streets, and the wider NW3 area guide.

Finchley RoadHaverstock HillFellows RoadBelsize Park GardensBelsize GroveFitzjohns AvenueKidderpore AvenueKing Henrys RoadBelsize AvenueBelsize ParkFrognalEton Avenue
NW3 house prices & area guide →

Contains HM Land Registry data © Crown copyright and database right 2026, including the UK House Price Index. EPC data © Crown copyright. Licensed under the Open Government Licence v3.0. Figures summarise recorded sales on the street and are not a valuation of any individual home.