Our Data Sources
66A, Heath Street has no records in the the Land Registry and a single entry in the EPC database dated December 2024.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate 66A, Heath Street would be worth £1,019,613, with a potential rental value of £3,969 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £903,086, with a rental value of £3,516 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
66A, Heath Street has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 13 Dec 2024.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and underfloor heating, mains gas.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 28 sales of comparable properties within 350 metres of 66A, Heath Street across the last 2 years.
Most recently, Flat 2, Giles Building, Upper Hampstead Walk, London, NW3 1DE, a leasehold flat, sold at £1,150,000 on the 22nd September 2025.
Read more about house prices in NW3.
- Sold Sep 2025£1,150,000 | 3 Bed FlatFlat 2, Giles Building, Upper Hampstead Walk, London, NW3 1DEFlat 2, Giles Building, Upper Hampstead Walk, London, NW3 1DE
- Sold May 2024£950,000 | 3 Bed FlatFlat 6, Giles Building, Upper Hampstead Walk, London, NW3 1DEFlat 6, Giles Building, Upper Hampstead Walk, London, NW3 1DE
- Sold Feb 2022£1,200,000 | 3 Bed FlatFlat 9, Heath Mansions, The Mount, London, NW3 6SNFlat 9, Heath Mansions, The Mount, London, NW3 6SN
•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 66A, Heath Street as the 44th largest and the 43rd most expensive of the 167 addresses on Heath Street, London, NW3.
Against the NW3 postcode district average, it is £350k less expensive than the typical property.
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Schools Nearby
- New End Primary School100 m away
- Hampstead Parochial Church of England Primary School200 m away
- Christ Church Primary School, Hampstead300 m away
- The UCL Academy1.8 km away
- William Ellis School1.9 km away
- Parliament Hill School2.0 km away
More reading links
Public Transport Nearby
- Hampstead|100 m away
- Finchley Road & Frognal|900 m away
- Hampstead Heath|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.












