Our Data Sources
Flat 1, 49, Belsize Avenue has no records in the the Land Registry and a single entry in the EPC database dated January 2024.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate Flat 1, 49, Belsize Avenue would be worth £1,076,945, with a potential rental value of £4,309 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £953,865, with a rental value of £3,817 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
Flat 1, 49, Belsize Avenue has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 06 Jan 2024.
The property is connected to mains gas and has some secondary glazing. It is heated using Boiler and radiators, mains gas.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 280 metres of Flat 1, 49, Belsize Avenue across the last 2 years.
Most recently, 35G, Belsize Avenue, London, NW3 4BN, a leasehold flat, sold at £947,500 on the 2nd May 2025.
Read more about house prices in NW3.
- Sold May 2025£947,500 | 3 Bed Flat35G, Belsize Avenue, London, NW3 4BN35G, Belsize Avenue, London, NW3 4BN
- Sold Jan 2023£1,160,000 | 3 Bed FlatFlat 6, Glenloch Court, Glenmore Road, London, NW3 4DDFlat 6, Glenloch Court, Glenmore Road, London, NW3 4DD
- Sold Sep 2022£898,500 | 3 Bed FlatFlat E, 44, Belsize Avenue, London, NW3 4AEFlat E, 44, Belsize Avenue, London, NW3 4AE
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks Flat 1, 49, Belsize Avenue as the 105th largest and the 80th most expensive of the 446 addresses on Belsize Avenue, London, NW3.
Against the NW3 postcode district average, it is £299k less expensive than the typical property.
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Schools Nearby
- 200mRosary Catholic Primary School
- 600mFitzjohn's Primary School
- 700mFleet Primary School
- 1.0kmThe UCL Academy
- 1.2kmHaverstock School
- 1.5kmWilliam Ellis School
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Public Transport Nearby
- 300mBelsize Park
- 600mHampstead Heath
- 900mFinchley Road
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.












