Sold House Prices on Belsize Avenue, London
Every Land Registry property sale recorded on Belsize Avenue in the NW3 postcode district. Updated monthly, England and Wales coverage.
Total sales
545
5 Jan 1995 – 20 Mar 2026
Average price
£527,208
all property types, all years
Lowest sale
£30,000
Highest sale
£4,500,000
Recorded sales on Belsize Avenue
Showing 51–100 of 545 sales, newest first.
| Address | Postcode | Type | Tenure | Price | Date |
|---|---|---|---|---|---|
| 21 Flat 1 Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £3,845,000 | 5 May 2022 |
| 7 Lower Ground Floor Flat Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £1,007,500 | 30 Mar 2022 |
| Hillfield Court Flat 64 Belsize Avenue | NW3 4BG | Flat / Apartment | Leasehold | £730,000 | 17 Feb 2022 |
| The Porticos, 53 - 59 Flat 6 Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £1,140,000 | 22 Dec 2021 |
| Hillfield Court Flat 32 Belsize Avenue | NW3 4BJ | Flat / Apartment | Leasehold | £550,000 | 5 Nov 2021 |
| 47 Flat 6 Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £577,500 | 29 Sep 2021 |
| Hillfield Court Flat 30 Belsize Avenue | NW3 4BJ | Flat / Apartment | Leasehold | £899,950 | 29 Sep 2021 |
| 26 Flat 6 Belsize Avenue | NW3 4AU | Flat / Apartment | Leasehold | £531,000 | 30 Jun 2021 |
| 31 Flat 1 Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £1,850,000 | 30 Jun 2021 |
| 39b Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £1,000,000 | 30 Jun 2021 |
| 5 Flat 7 Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £535,000 | 24 Jun 2021 |
| Hillfield Court Flat 38 Belsize Avenue | NW3 4BJ | Flat / Apartment | Leasehold | £1,050,000 | 19 May 2021 |
| Hillfield Court Flat 81 Belsize Avenue | NW3 4BE | Flat / Apartment | Leasehold | £427,500 | 30 Apr 2021 |
| The Porticos, 53 - 59 Flat 1 Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £1,525,000 | 26 Mar 2021 |
| 23b Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £1,123,296 | 25 Mar 2021 |
| 29 First Floor Flat Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £1,325,000 | 5 Feb 2021 |
| 21 Flat 5 Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £622,300 | 22 Jan 2021 |
| Hillfield Court Flat 82 Belsize Avenue | NW3 4BE | Flat / Apartment | Leasehold | £380,000 | 21 Oct 2020 |
| Hillfield Court Flat 70 Belsize Avenue | NW3 4BG | Flat / Apartment | Leasehold | £825,000 | 2 Oct 2020 |
| Hillfield Court Flat 104 Belsize Avenue | NW3 4BE | Flat / Apartment | Leasehold | £735,000 | 30 Sep 2020 |
| 49b Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £805,000 | 4 May 2020 |
| Hillfield Court Flat 63 Belsize Avenue | NW3 4BG | Flat / Apartment | Leasehold | £795,000 | 6 Apr 2020 |
| 5 Flat 2 Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £500,000 | 18 Mar 2020 |
| 46 Flat 5 Belsize Avenue | NW3 4AE | Flat / Apartment | Leasehold | £1,090,000 | 16 Dec 2019 |
| 5 Flat 6 Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £490,000 | 11 Dec 2019 |
| 29 Flat A Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £1,465,000 | 21 Nov 2019 |
| Hillfield Court Flat 106 Belsize Avenue | NW3 4BE | Flat / Apartment | Leasehold | £575,000 | 11 Oct 2019 |
| Hillfield Court Flat 48 Belsize Avenue | NW3 4BG | Flat / Apartment | Leasehold | £1,060,000 | 10 Oct 2019 |
| 41 - 43 Flat 21 Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £520,000 | 13 Sep 2019 |
| 9e Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £700,000 | 29 Aug 2019 |
| 41 - 43 Flat 8 Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £507,500 | 28 Jun 2019 |
| The Porticos, 53 - 59 Flat 15 Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £955,000 | 11 Jun 2019 |
| 7 First Floor Flat Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £928,000 | 7 Jun 2019 |
| Hillfield Court Flat 24 Belsize Avenue | NW3 4BJ | Flat / Apartment | Leasehold | £755,000 | 5 Apr 2019 |
| 16 Rear Second Floor Flat Belsize Avenue | NW3 4AU | Flat / Apartment | Leasehold | £575,000 | 13 Feb 2019 |
| 49 Flat 2 Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £400,000 | 21 Nov 2018 |
| Hillfield Court Flat 53 Belsize Avenue | NW3 4BG | Flat / Apartment | Leasehold | £1,350,000 | 11 Oct 2018 |
| Hillfield Court Flat 101 Belsize Avenue | NW3 4BE | Flat / Apartment | Leasehold | £990,000 | 6 Aug 2018 |
| 35c Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £830,000 | 26 Jul 2018 |
| 35b - 35e Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £1,750,000 | 31 May 2018 |
| 47 Flat 4 Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £592,000 | 11 May 2018 |
| 28 Flat 12 Belsize Avenue | NW3 4AU | Flat / Apartment | Leasehold | £550,000 | 11 May 2018 |
| Hillfield Court Flat 45 Belsize Avenue | NW3 4BG | Flat / Apartment | Leasehold | £780,000 | 19 Oct 2017 |
| Hillfield Court Flat 31 Belsize Avenue | NW3 4BJ | Flat / Apartment | Leasehold | £972,780 | 17 Aug 2017 |
| 35 Parking Space Belsize Avenue | NW3 4BN | Other | Leasehold | £1,300,000 | 20 Jun 2017 |
| 35a Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £1,300,000 | 20 Jun 2017 |
| 31 Flat 1 Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £1,595,000 | 14 Jun 2017 |
| 51 Flat 3 Belsize Avenue | NW3 4BN | Flat / Apartment | Leasehold | £680,000 | 15 May 2017 |
| 26 Flat 2 Belsize Avenue | NW3 4AU | Flat / Apartment | Leasehold | £1,040,000 | 20 Apr 2017 |
| 15 Flat 11 Belsize Avenue | NW3 4BL | Flat / Apartment | Leasehold | £500,000 | 20 Jan 2017 |
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Other streets in NW3
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1,696 sales · avg £440,324
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952 sales · avg £481,835
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704 sales · avg £800,507
Belsize Grove
610 sales · avg £472,538
Fitzjohns Avenue
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505 sales · avg £686,485
Kidderpore Avenue
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Frognal
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Adelaide Road
466 sales · avg £352,369
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.