Flask Walk, London

37 homes · mostly before 1900 mid-terrace · NW3 1ET, NW3 1HE, NW3 1EY, NW3 1HH

27 of 37 graded homes sit below their potential — on average 1.6 grades of headroom.

D
Street Grade
The most common grade among this street’s current certificates. Average score 60.4.

Grade distribution

Current certificates, 37 graded homes.

10
17
8
2
ABCDEFG

Price statistics

HM Land Registry price paid data since 1995.

£1,825,167
average, last 10 years
57
sales since 1995
£1,800,000
latest sale, 5 June 2026
24 · 5 June 2026£1,800,000
24 · 16 May 2025£1,510,000
32 · 12 May 2025£3,075,000
22 · 25 October 2022£1,900,000
39 · 24 June 2022£1,830,000

Homes on Flask Walk

Pick an address to see its Report Card.

AddressGrade → potential
Flat 1st And 2nd Floor, 6 Flask WalkD→ C4a Flask WalkD→ C12a Flask WalkD→ D16 Flask WalkC→ CSide Door, 16, Flask WalkE→ E18 Flask WalkD→ B19 Flask WalkD→ B20 Flask WalkC→ BGround Floor Flat, 20, Flask WalkD→ C21 Flask WalkC→ C22 Flask WalkD→ B24 Flask WalkC→ B25 Flask WalkD→ B27 Flask WalkE→ C30 Flask WalkC→ B32 Flask WalkC→ B34 Flask WalkD→ C36 Flask WalkC→ C37 Flask WalkC→ B40 Flask WalkD→ C41 Flask WalkE→ C42 Flask WalkC→ C43 Flask WalkC→ B44 Flask WalkD→ C45 Flask WalkE→ C47 Flask WalkE→ C49 Flask WalkE→ B51 Flask WalkF→ F53 Flask WalkD→ B57 Flask WalkD→ B59 Flask WalkE→ D60 Flask WalkD→ B60a Flask WalkF→ C61 Flask WalkD→ D71b Flask WalkE→ C73 Flask WalkD→ D75 Flask WalkD→ D

Other streets in NW3

CHaverstock HillCFellows RoadCFitzjohns AvenueDBelsize GroveBKidderpore AvenueDBelsize ParkCKing Henrys RoadCFrognal