Sold House Prices on Belsize Square, London
Every Land Registry property sale recorded on Belsize Square in the NW3 postcode district. Updated monthly, England and Wales coverage.
Total sales
292
16 Feb 1995 – 30 Jan 2026
Average price
£672,081
all property types, all years
Lowest sale
£1,000
Highest sale
£5,800,000
Recorded sales on Belsize Square
Showing 1–50 of 292 sales, newest first.
| Address | Postcode | Type | Tenure | Price | Date |
|---|---|---|---|---|---|
| 27d Belsize Square | NW3 4HU | Flat / Apartment | Leasehold | £862,500 | 30 Jan 2026 |
| 44a Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £1,040,000 | 27 Aug 2025 |
| 43d Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £1,250,000 | 17 Jan 2025 |
| 8 Flat 5 Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,090,000 | 1 Nov 2024 |
| 46a Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £1,269,537 | 16 Oct 2024 |
| 47 Flat 2 Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £910,500 | 13 Sep 2024 |
| 42 Flat 5 Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £1,563,290 | 19 Jul 2024 |
| 46 Entrance Floor Flat Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £1,545,000 | 28 Jun 2024 |
| 27c Belsize Square | NW3 4HU | Flat / Apartment | Leasehold | £594,000 | 31 May 2024 |
| 27 Belsize Square | NW3 4HU | Other | Freehold | £1,000 | 31 May 2024 |
| 27b Belsize Square | NW3 4HU | Flat / Apartment | Leasehold | £675,000 | 31 May 2024 |
| 5 Flat 2 Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £780,000 | 30 Oct 2023 |
| 10d Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £617,500 | 19 Sep 2023 |
| 50 Flat 2 Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £840,000 | 14 Jul 2023 |
| 35 - 36 Flat 27 Belsize Square | NW3 4HL | Flat / Apartment | Leasehold | £508,000 | 22 Mar 2023 |
| 23 Top Floor Maisonette Belsize Square | NW3 4HU | Flat / Apartment | Leasehold | £1,550,000 | 30 Nov 2022 |
| 22 Flat 4 Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,330,000 | 15 Aug 2022 |
| 22 Flat 5 Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,000,000 | 25 May 2022 |
| 4e Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £519,000 | 4 Mar 2022 |
| 15a Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,625,000 | 25 Feb 2022 |
| 39 Flat 4 Belsize Square | NW3 4HL | Flat / Apartment | Leasehold | £1,175,000 | 29 Jun 2021 |
| 9 Flat 2 Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,200,000 | 29 Jun 2021 |
| 46 Entrance Floor Flat Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £1,200,000 | 21 May 2021 |
| 48 Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £1,000,000 | 1 Apr 2021 |
| 23 First Floor Flat Belsize Square | NW3 4HU | Flat / Apartment | Leasehold | £870,000 | 2 Mar 2021 |
| 16d Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £515,000 | 19 Feb 2021 |
| 19 Belsize Square | NW3 4HT | Semi-detached | Freehold | £5,600,000 | 22 Jan 2021 |
| 41d Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £525,000 | 8 Jan 2021 |
| 37d Belsize Square | NW3 4HL | Flat / Apartment | Leasehold | £1,405,000 | 4 Dec 2020 |
| 14a Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,585,000 | 13 Aug 2020 |
| 23 Ground Floor Flat Belsize Square | NW3 4HU | Flat / Apartment | Leasehold | £645,000 | 18 Jun 2020 |
| 38 Flat 6 Belsize Square | NW3 4HL | Flat / Apartment | Leasehold | £780,000 | 30 Apr 2020 |
| 9 Flat 1 Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,464,500 | 3 Apr 2020 |
| 18a Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,490,000 | 2 Dec 2019 |
| 26 Garden Flat Belsize Square | NW3 4HU | Flat / Apartment | Leasehold | £2,034,280 | 2 Dec 2019 |
| 13 Flat 1 Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,400,000 | 28 Jun 2019 |
| 47 Flat 1 Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £1,160,000 | 23 May 2019 |
| 48 Belsize Square | NW3 4HN | Other | Freehold | £1,283,420 | 13 Sep 2018 |
| 15 Flat 2 Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,275,000 | 10 Aug 2018 |
| 41d Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £445,000 | 10 Aug 2018 |
| 30 Flat E Belsize Square | NW3 4HU | Flat / Apartment | Leasehold | £512,500 | 18 Jun 2018 |
| 44b Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £1,160,000 | 23 Mar 2018 |
| 5 Flat 4 Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,150,000 | 31 Mar 2017 |
| 10c Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £720,000 | 26 Aug 2016 |
| 27a Belsize Square | NW3 4HU | Flat / Apartment | Leasehold | £895,000 | 4 May 2016 |
| 12c Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £1,835,500 | 31 Mar 2016 |
| 28 Flat B Belsize Square | NW3 4HU | Flat / Apartment | Leasehold | £940,000 | 24 Mar 2016 |
| 16g Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £602,500 | 1 Mar 2016 |
| 41c Belsize Square | NW3 4HN | Flat / Apartment | Leasehold | £659,000 | 19 Feb 2016 |
| 10 Flat F Belsize Square | NW3 4HT | Flat / Apartment | Leasehold | £825,000 | 11 Jan 2016 |
Thinking about a home on Belsize Square?
Generate a free property report for any address on this street, browse what's on the market nearby, or get an email alert when new homes are listed.
Other streets in NW3
Finchley Road
1,696 sales · avg £440,324
Haverstock Hill
952 sales · avg £481,835
Fellows Road
744 sales · avg £451,250
Belsize Park Gardens
704 sales · avg £800,507
Belsize Grove
610 sales · avg £472,538
Fitzjohns Avenue
588 sales · avg £970,576
King Henrys Road
556 sales · avg £691,838
Belsize Avenue
545 sales · avg £527,208
Belsize Park
505 sales · avg £686,485
Kidderpore Avenue
496 sales · avg £1,112,846
Eton Avenue
493 sales · avg £731,233
Frognal
492 sales · avg £766,295
Contains HM Land Registry data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0. England and Wales only. Sale prices are as recorded by Land Registry and may exclude some private/below-threshold transactions.