Our Data Sources
Flat 10, 41-43, Belsize Avenue has a single entry in the Land Registry from April 2010 and a single entry in the EPC database dated November 2009.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 2 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate Flat 10, 41-43, Belsize Avenue would be worth £548,413, with a potential rental value of £2,341 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £485,737, with a rental value of £2,074 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
Flat 10, 41-43, Belsize Avenue has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 20 Nov 2009.
The property is connected to mains gas and has single glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
Flat 10, 41-43, Belsize Avenue last changed hands on 12th April 2010, selling for £288,900. The transaction was logged as a leasehold flat by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has risen by 17.2% since April 2010.
- Sold Apr 2010£288,900
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 41 sales of comparable properties within 270 metres of Flat 10, 41-43, Belsize Avenue across the last 2 years.
Most recently, Flat 2, 47, Belsize Avenue, London, NW3 4BN, a leasehold flat, sold at £475,000 on the 31st March 2025.
Read more about house prices in NW3.
- Sold Mar 2025£475,000 | 1 Bed FlatFlat 2, 47, Belsize Avenue, London, NW3 4BNFlat 2, 47, Belsize Avenue, London, NW3 4BN
- Sold Mar 2025£420,000 | 1 Bed FlatFlat 3, Hillfield Court, Belsize Avenue, London, NW3 4BHFlat 3, Hillfield Court, Belsize Avenue, London, NW3 4BH
- Sold Feb 2025£580,000 | 2 Bed FlatFlat 3, 49, Belsize Avenue, London, NW3 4BNFlat 3, 49, Belsize Avenue, London, NW3 4BN
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks Flat 10, 41-43, Belsize Avenue as the 330th largest and the 325th most expensive of the 446 addresses on Belsize Avenue, London, NW3.
Against the NW3 postcode district average, it is £799k less expensive than the typical property.
More reading links
Schools Nearby
- Rosary Catholic Primary School200 m away
- Fitzjohn's Primary School600 m away
- Fleet Primary School700 m away
- The UCL Academy1.0 km away
- Haverstock School1.2 km away
- William Ellis School1.5 km away
More reading links
Public Transport Nearby
- Belsize Park|300 m away
- Hampstead Heath|600 m away
- Finchley Road|900 m away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












