Our Data Sources
3 Flask Cottages has no records in the the Land Registry and a single entry in the EPC database dated January 2026.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low accuracy.
Price Range & Condition
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For 3 Flask Cottages, we estimate a market value of £1,202,336 and a rental value of £5,263 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £1,064,926 and £4,661 per month respectively.
Plot Size
HM Land Registry records the plot of land for 3 Flask Cottages as measuring 121 m2.
That makes it the largest plot in the postcode, where all 4 other houses have recorded plot data.
Energy Efficiency
3 Flask Cottages has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 28 Jan 2026.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Similar Properties Sold Nearby
Over the past 2 years 3 properties similar to 3 Flask Cottages have sold within a radius of 320 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 22nd July 2022, was 4, New End Square, London, NW3 1LN, a freehold house which sold for £1,000,005.
Read more about house prices in NW3.
- Sold Jul 2022£1,000,005 | 2 Bed House4, New End Square, London, NW3 1LN4, New End Square, London, NW3 1LN
- Sold Apr 2018£1,260,000 | 3 Bed HouseNew End Cottage, Streatley Place, London, NW3 1HUNew End Cottage, Streatley Place, London, NW3 1HU
- Sold Aug 2013£775,000 | 2 Bed House14, The Mount Square, London, NW3 6SX14, The Mount Square, London, NW3 6SX
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Of the 81 addresses on Flask Walk, London, NW3, 3 Flask Cottages comes out as the 69th largest and the 51st most expensive in our analysis of the public data.
It is also £179k less expensive than the average property across the NW3 district.
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Schools Nearby
- 100mNew End Primary School
- 200mChrist Church Primary School, Hampstead
- 300mHampstead Parochial Church of England Primary School
- 1.7kmWilliam Ellis School
- 1.8kmParliament Hill School
- 1.8kmThe UCL Academy
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Public Transport Nearby
- 200mHampstead
- 700mHampstead Heath
- 1.0kmFinchley Road & Frognal
Available Internet Speeds
Broadband here reaches ultrafast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Ultrafast broadband is available in the area.
Risk of Flooding
The flood risk here is rated very low, based on Environment Agency data.
