Belsize Avenue, London
MyStreetCheck free street report: Belsize Avenue, London · 31 October 2026 · www.mystreetcheck.co.uk/london-greater-london/belsize-avenue/
House prices, sold prices and local information for NW3 4BL, NW3 4BN, NW3 4BG.
Average price (last 12 months)
£808,167
6 sales
Average price (since 2016)
£825,300
101 sales
Price range
£344k – £1.88m
lowest to highest sale
Last sale
23 Jun 2026
NW3 4AE
Sold prices on Belsize Avenue
| Address | Date | Price | Type | Tenure |
|---|---|---|---|---|
| Flat 31, Hillfield Court, Belsize Avenue NW3 4BJ | 17 Aug 2017 | £972,780 | Flat | Leasehold |
| Parking Space, 35, Belsize Avenue NW3 4BN | 20 Jun 2017 | £1,300,000 | Other | Leasehold |
| 35A, Belsize Avenue NW3 4BN | 20 Jun 2017 | £1,300,000 | Flat | Leasehold |
| Flat 1, 31, Belsize Avenue NW3 4BL | 14 Jun 2017 | £1,595,000 | Flat | Leasehold |
| Flat 3, 51, Belsize Avenue NW3 4BN | 15 May 2017 | £680,000 | Flat | Leasehold |
| Flat 2, 26, Belsize Avenue NW3 4AU | 20 Apr 2017 | £1,040,000 | Flat | Leasehold |
| Flat 11, 15, Belsize Avenue NW3 4BL | 20 Jan 2017 | £500,000 | Flat | Leasehold |
| Flat 7, 47, Belsize Avenue NW3 4BN | 4 Jan 2017 | £525,000 | Flat | Leasehold |
| Flat 46, Hillfield Court, Belsize Avenue NW3 4BG | 30 Nov 2016 | £720,000 | Flat | Leasehold |
| Flat 9, 15, Belsize Avenue NW3 4BL | 28 Nov 2016 | £567,000 | Flat | Leasehold |
| Flat 3, 49, Belsize Avenue NW3 4BN | 21 Oct 2016 | £650,000 | Flat | Leasehold |
| Flat 4, 51, Belsize Avenue NW3 4BN | 21 Jul 2016 | £590,000 | Flat | Leasehold |
| 9C, Belsize Avenue NW3 4BL | 13 Jul 2016 | £1,020,000 | Flat | Leasehold |
| Ground Floor Flat, 44, Belsize Avenue NW3 4AE | 27 May 2016 | £1,175,000 | Flat | Leasehold |
| Flat 60, Hillfield Court, Belsize Avenue NW3 4BG | 30 Mar 2016 | £625,000 | Flat | Leasehold |
| Flat 41, Hillfield Court, Belsize Avenue NW3 4BJ | 30 Mar 2016 | £875,000 | Flat | Leasehold |
| Flat 4, 11, Belsize Avenue NW3 4BL | 29 Mar 2016 | £1,100,250 | Flat | Leasehold |
| Flat 28, 15, Belsize Avenue NW3 4BL | 19 Feb 2016 | £817,500 | Flat | Leasehold |
Sale prices are as recorded by HM Land Registry. Some sales (for example repossessions and company purchases) are listed but left out of the averages.
Nearby streets in NW3
- Finchley Road£715k
- Kidderpore Avenue£1.13m
- Haverstock Hill£662k
- Belsize Park Gardens£997k
- Fellows Road£892k
- Fitzjohns Avenue£1.35m
- Belsize Grove£613k
- King Henrys Road£2.16m
- Eton Avenue£1.65m
- Lawn Road£510k
- Belsize Park£1.44m
- Frognal£2.66m