40, Blackwell Close
40, Blackwell Close
Description & Estimates
40, Blackwell Close is recorded publicly as a modern leasehold apartment across 656 ft2 of internal area.
Locally, apartments of this size normally have 2 bedrooms.
Our estimate of the sale value of 40, Blackwell Close is £353,582 and its rental estimate is £1,559 per month, given the available information and assuming reasonable condition.
Blackwell Close, London, N21 falls within the N21 postal district, in the borough of Enfield.
Our Data Sources
40, Blackwell Close has 4 entries in the Land Registry , most recently in December 2025 and a single entry in the EPC database dated June 2021.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high 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 40, Blackwell Close, we estimate a market value of £371,261 and a rental value of £1,637 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £328,832 and £1,450 per month respectively.
Recent Market Change
Over the last year, 40, Blackwell Close has seen its estimated sale value fall by £2,310 (0.7%) and its estimated rental value move up by £59 per month (3.8%). This results in an estimated gross rental yield of 5.3%.
Energy Efficiency
40, Blackwell Close has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 30 Jun 2021.
The property is not connected to mains gas and has fully double glazed windows. It is heated using Room heaters, electric.
Sold Prices
The most recent sale of 40, Blackwell Close completed on 9th December 2025 at £345,000 and was recorded by HM Land Registry as a leasehold flat.
Since 1995 the property has sold 4 times.
Values of comparable properties have risen by 0.1% over the period since December 2025.
- Sold Dec 2025£345,000
- Sold Nov 2022£363,000
- Sold May 2010£245,000
Similar Properties Sold Nearby
Over the past 2 years 3 properties similar to 40, Blackwell Close have sold within a radius of 530 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 28th April 2023, was 37, Blackwell Close, London, N21 1UL, a leasehold flat which sold for £360,000.
Read more about house prices in N21.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Of the 59 addresses on Blackwell Close, London, N21, 40, Blackwell Close comes out as the 40th largest and the 40th most expensive in our analysis of the public data.
It is also £378k less expensive than the average property across the N21 district.
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Schools Nearby
- 300mEversley Primary School
- 600mGrange Park Primary School
- 800mMerryhills Primary School
- 600mHighlands School
- 1.7kmSouthgate School
- 2.1kmAshmole Academy
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Public Transport Nearby
From 40, Blackwell Close, the nearest station is Oakwood, 1.1 kilometres away.
- 1.1kmOakwood
- 1.3kmGrange Park
- 1.7kmWinchmore Hill
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.
