Belsize Square, London

145 homes · mostly before 1900 semi-detached · NW3 4HL, NW3 4HT, NW3 4HN, NW3 4HU

88 of 145 graded homes sit below their potential — on average 1.1 grades of headroom.

C
Street Grade
The most common grade among this street’s current certificates. Average score 66.9.

Grade distribution

Current certificates, 145 graded homes.

69
68
7
1
ABCDEFG

Price statistics

HM Land Registry price paid data since 1995.

£1,163,824
average, last 10 years
289
sales since 1995
£862,500
latest sale, 30 January 2026
27D · 30 January 2026£862,500
44A · 27 August 2025£1,040,000
43D · 17 January 2025£1,250,000
Flat 5 8 · 1 November 2024£1,090,000
46A · 16 October 2024£1,269,537

Homes on Belsize Square

Pick an address to see its Report Card.

AddressGrade → potential
Flat F, 34 Belsize SquareC→ CFlat H, 34 Belsize SquareD→ C35 Belsize SquareD→ C37d Belsize SquareD→ C39a Belsize SquareD→ DFlat 39, 35-36 Belsize SquareD→ D41a Belsize SquareD→ C41c Belsize SquareC→ C41d Belsize SquareD→ C41e Belsize SquareC→ C41f Belsize SquareC→ C43 Belsize SquareD→ D43a Belsize SquareE→ CFlat B, 43 Belsize SquareC→ BFlat D, 43 Belsize SquareC→ C44a Belsize SquareD→ CGarden Flat, 45, Belsize SquareD→ DSecond & Third Floor Rear Flat, 45 Belsize SquareD→ C46 Belsize SquareD→ D46A Belsize SquareD→ BFirst Floor Rear Flat, 46 Belsize SquareC→ BRaised Ground Floor Flat, 46 Belsize SquareD→ C47b Belsize SquareC→ BFlat Ground Floor, 48 Belsize SquareC→ BThe Coach House, 50a Belsize SquareD→ B
Showing 121–145 of 145 homes123

Other streets in NW3

CHaverstock HillCFellows RoadCFitzjohns AvenueDBelsize GroveBKidderpore AvenueDBelsize ParkCKing Henrys RoadCFrognal